-----BEGIN PGP SIGNATURE-----
iQIcBAABAgAGBQJZ3TzEAAoJENro4Ql1lpzlInwP/RSqdMuWEPfvbiON0LlWJFXr Mc1WFyjZUGEOUE/LW6tegmj+v/kqVHozbaAJZyuWyw181eu9un1Q25LBjdrvxqx7 L8WJ8SBOQmFtvz4pBOeHCqwDLUaCwv9+PhzuSVwfuyztDmOHwsxj5H0lk/wOqJy5 68IUw1gjcqPw8+wZV4RPeAN7BGo1iXrbat3qEWoUMXIYkReVv1At4flp9w4hVaAy pLvy95Yiu3uzwkAMKIrkWQshB7nqabjAvRQl4FXd8w0v2vYgKXHO0RDIf9+1Qa8S kSBpz3ytrgCXhsBvQ+SMY9tT/f2l7SyD+oeXvEQhC4mtoLY5EFWOEQs9HwQdewHW 5U8JxcQWD/FSvgos9L3GUb/vPkVYmguqtuApWbSNzP2rs1k0sS3GV44hkT6ZXdSS hnWptSfuEQ1HNaTdMti5FLp0KNcseHVRp1zu37xfJfEwJg7IC8yS2Emls2IzVEQK wobl5PxFarwTwSj5TqqTxly3amHDrQaUb+YI3w6pEZP1aB5h+J5ezfFPODwn1qOx bniThspy85Z1wc2+bV2DDfFSXUItnTqF4H56+hpHF0rL06UvVcRzIhatRwL/U1Qh aArVlV970W8ygrnP0IbnidWHZGHX8I1cMLqh5HQj/Hg+p2Ek2n2eF7SFrQdLQUMO O0hrL/D5GRDJE65HHb55 =/PnC -----END PGP SIGNATURE----- Merge remote-tracking branch 'remotes/elmarco/tags/vus-pull-request' into staging # gpg: Signature made Tue 10 Oct 2017 22:33:56 BST # gpg: using RSA key 0xDAE8E10975969CE5 # gpg: Good signature from "Marc-André Lureau <marcandre.lureau@redhat.com>" # gpg: aka "Marc-André Lureau <marcandre.lureau@gmail.com>" # gpg: WARNING: This key is not certified with sufficiently trusted signatures! # gpg: It is not certain that the signature belongs to the owner. # Primary key fingerprint: 87A9 BD93 3F87 C606 D276 F62D DAE8 E109 7596 9CE5 * remotes/elmarco/tags/vus-pull-request: (27 commits) vhost-user-scsi: remove server_sock from VusDev vhost-user-scsi: use libvhost-user glib helper libvhost-user: add glib source helper vhost-user-scsi: use glib logging vhost-user-scsi: simplify source handling vhost-user-scsi: drop extra callback pointer vhost-user-scsi: don't copy iscsi/scsi-lowlevel.h vhost-user-scsi: avoid use of iscsi_ namespace vhost-user-scsi: rename VUS types vhost-user-scsi: remove unimplemented functions vhost-user-scsi: remove VUS_MAX_LUNS vhost-user-scsi: remove vdev_scsi_add_iscsi_lun() vhost-user-scsi: assert() in iscsi_add_lun() vhost-user-scsi: use NULL pointer vhost-user-scsi: simplify unix path cleanup vhost-user-scsi: remove vdev_scsi_find_by_vu() vhost-user-scsi: also free the gtree vhost-user-scsi: glib calls that allocate don't return NULL vhost-user-scsi: use glib allocation vhost-user-scsi: code style fixes ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell
commit
bac9608320
3
Makefile
3
Makefile
@ -357,6 +357,7 @@ Makefile: $(version-obj-y)
|
||||
# Build libraries
|
||||
|
||||
libqemuutil.a: $(util-obj-y) $(trace-obj-y) $(stub-obj-y)
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libvhost-user.a: $(libvhost-user-obj-y)
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||||
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######################################################################
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||||
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||||
@ -479,7 +480,7 @@ ivshmem-client$(EXESUF): $(ivshmem-client-obj-y) $(COMMON_LDADDS)
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ivshmem-server$(EXESUF): $(ivshmem-server-obj-y) $(COMMON_LDADDS)
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$(call LINK, $^)
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endif
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vhost-user-scsi$(EXESUF): $(vhost-user-scsi-obj-y)
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vhost-user-scsi$(EXESUF): $(vhost-user-scsi-obj-y) libvhost-user.a
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$(call LINK, $^)
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module_block.h: $(SRC_PATH)/scripts/modules/module_block.py config-host.mak
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@ -115,7 +115,6 @@ libvhost-user-obj-y = contrib/libvhost-user/
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vhost-user-scsi.o-cflags := $(LIBISCSI_CFLAGS)
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vhost-user-scsi.o-libs := $(LIBISCSI_LIBS)
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vhost-user-scsi-obj-y = contrib/vhost-user-scsi/
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vhost-user-scsi-obj-y += contrib/libvhost-user/libvhost-user.o
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######################################################################
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trace-events-subdirs =
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@ -1 +1 @@
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libvhost-user-obj-y = libvhost-user.o
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libvhost-user-obj-y += libvhost-user.o libvhost-user-glib.o
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154
contrib/libvhost-user/libvhost-user-glib.c
Normal file
154
contrib/libvhost-user/libvhost-user-glib.c
Normal file
@ -0,0 +1,154 @@
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/*
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* Vhost User library
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*
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* Copyright (c) 2016 Nutanix Inc. All rights reserved.
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* Copyright (c) 2017 Red Hat, Inc.
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*
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* Authors:
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* Marc-André Lureau <mlureau@redhat.com>
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* Felipe Franciosi <felipe@nutanix.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or
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* later. See the COPYING file in the top-level directory.
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*/
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#include "qemu/osdep.h"
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#include "libvhost-user-glib.h"
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/* glib event loop integration for libvhost-user and misc callbacks */
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G_STATIC_ASSERT((int)G_IO_IN == (int)VU_WATCH_IN);
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G_STATIC_ASSERT((int)G_IO_OUT == (int)VU_WATCH_OUT);
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G_STATIC_ASSERT((int)G_IO_PRI == (int)VU_WATCH_PRI);
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G_STATIC_ASSERT((int)G_IO_ERR == (int)VU_WATCH_ERR);
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G_STATIC_ASSERT((int)G_IO_HUP == (int)VU_WATCH_HUP);
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typedef struct VugSrc {
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GSource parent;
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VuDev *dev;
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GPollFD gfd;
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} VugSrc;
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static gboolean
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vug_src_prepare(GSource *gsrc, gint *timeout)
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{
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g_assert(timeout);
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*timeout = -1;
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return FALSE;
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}
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static gboolean
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vug_src_check(GSource *gsrc)
|
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{
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VugSrc *src = (VugSrc *)gsrc;
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g_assert(src);
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return src->gfd.revents & src->gfd.events;
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}
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static gboolean
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vug_src_dispatch(GSource *gsrc, GSourceFunc cb, gpointer data)
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{
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VugSrc *src = (VugSrc *)gsrc;
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g_assert(src);
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((vu_watch_cb)cb)(src->dev, src->gfd.revents, data);
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return G_SOURCE_CONTINUE;
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}
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static GSourceFuncs vug_src_funcs = {
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vug_src_prepare,
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vug_src_check,
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vug_src_dispatch,
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NULL
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};
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static GSource *
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vug_source_new(VuDev *dev, int fd, GIOCondition cond,
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vu_watch_cb vu_cb, gpointer data)
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{
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GSource *gsrc;
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VugSrc *src;
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guint id;
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g_assert(dev);
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g_assert(fd >= 0);
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g_assert(vu_cb);
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gsrc = g_source_new(&vug_src_funcs, sizeof(VugSrc));
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g_source_set_callback(gsrc, (GSourceFunc)vu_cb, data, NULL);
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src = (VugSrc *)gsrc;
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src->dev = dev;
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src->gfd.fd = fd;
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src->gfd.events = cond;
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g_source_add_poll(gsrc, &src->gfd);
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||||
id = g_source_attach(gsrc, NULL);
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g_assert(id);
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||||
g_source_unref(gsrc);
|
||||
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return gsrc;
|
||||
}
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||||
|
||||
static void
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set_watch(VuDev *vu_dev, int fd, int vu_evt, vu_watch_cb cb, void *pvt)
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{
|
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GSource *src;
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VugDev *dev;
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||||
|
||||
g_assert(vu_dev);
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g_assert(fd >= 0);
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g_assert(cb);
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||||
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dev = container_of(vu_dev, VugDev, parent);
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src = vug_source_new(vu_dev, fd, vu_evt, cb, pvt);
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g_hash_table_replace(dev->fdmap, GINT_TO_POINTER(fd), src);
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}
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static void
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remove_watch(VuDev *vu_dev, int fd)
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{
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VugDev *dev;
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||||
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g_assert(vu_dev);
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||||
g_assert(fd >= 0);
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dev = container_of(vu_dev, VugDev, parent);
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g_hash_table_remove(dev->fdmap, GINT_TO_POINTER(fd));
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||||
}
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static void vug_watch(VuDev *dev, int condition, void *data)
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{
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if (!vu_dispatch(dev) != 0) {
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dev->panic(dev, "Error processing vhost message");
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}
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}
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void
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vug_init(VugDev *dev, int socket,
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vu_panic_cb panic, const VuDevIface *iface)
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{
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g_assert(dev);
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g_assert(iface);
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vu_init(&dev->parent, socket, panic, set_watch, remove_watch, iface);
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dev->fdmap = g_hash_table_new_full(NULL, NULL, NULL,
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(GDestroyNotify) g_source_destroy);
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dev->src = vug_source_new(&dev->parent, socket, G_IO_IN, vug_watch, NULL);
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}
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void
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vug_deinit(VugDev *dev)
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{
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g_assert(dev);
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g_hash_table_unref(dev->fdmap);
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g_source_unref(dev->src);
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||||
}
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||||
32
contrib/libvhost-user/libvhost-user-glib.h
Normal file
32
contrib/libvhost-user/libvhost-user-glib.h
Normal file
@ -0,0 +1,32 @@
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||||
/*
|
||||
* Vhost User library
|
||||
*
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||||
* Copyright (c) 2016 Nutanix Inc. All rights reserved.
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* Copyright (c) 2017 Red Hat, Inc.
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||||
*
|
||||
* Authors:
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||||
* Marc-André Lureau <mlureau@redhat.com>
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* Felipe Franciosi <felipe@nutanix.com>
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||||
*
|
||||
* This work is licensed under the terms of the GNU GPL, version 2 or
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||||
* later. See the COPYING file in the top-level directory.
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||||
*/
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#ifndef LIBVHOST_USER_GLIB_H
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#define LIBVHOST_USER_GLIB_H
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#include <glib.h>
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#include "libvhost-user.h"
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typedef struct VugDev {
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VuDev parent;
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GHashTable *fdmap; /* fd -> gsource */
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GSource *src;
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} VugDev;
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void vug_init(VugDev *dev, int socket,
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vu_panic_cb panic, const VuDevIface *iface);
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void vug_deinit(VugDev *dev);
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#endif /* LIBVHOST_USER_GLIB_H */
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@ -13,14 +13,35 @@
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* later. See the COPYING file in the top-level directory.
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*/
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#include <qemu/osdep.h>
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/* this code avoids GLib dependency */
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#include <stdlib.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <stdarg.h>
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#include <errno.h>
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#include <string.h>
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#include <assert.h>
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#include <inttypes.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/eventfd.h>
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#include <sys/mman.h>
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#include <linux/vhost.h>
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#include "qemu/compiler.h"
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#include "qemu/atomic.h"
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#include "libvhost-user.h"
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/* usually provided by GLib */
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#ifndef MIN
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#define MIN(x, y) ({ \
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typeof(x) _min1 = (x); \
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||||
typeof(y) _min2 = (y); \
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(void) (&_min1 == &_min2); \
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_min1 < _min2 ? _min1 : _min2; })
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#endif
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#define VHOST_USER_HDR_SIZE offsetof(VhostUserMsg, payload.u64)
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/* The version of the protocol we support */
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@ -81,7 +102,9 @@ vu_panic(VuDev *dev, const char *msg, ...)
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va_list ap;
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||||
va_start(ap, msg);
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buf = g_strdup_vprintf(msg, ap);
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||||
if (vasprintf(&buf, msg, ap) < 0) {
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buf = NULL;
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||||
}
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||||
va_end(ap);
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||||
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||||
dev->broken = true;
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||||
@ -853,7 +876,7 @@ vu_dispatch(VuDev *dev)
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success = true;
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||||
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||||
end:
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||||
g_free(vmsg.data);
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||||
free(vmsg.data);
|
||||
return success;
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||||
}
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||||
|
||||
|
||||
@ -358,7 +358,8 @@ void vu_queue_notify(VuDev *dev, VuVirtq *vq);
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||||
* @vq: a VuVirtq queue
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||||
* @sz: the size of struct to return (must be >= VuVirtqElement)
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||||
*
|
||||
* Returns: a VuVirtqElement filled from the queue or NULL.
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||||
* Returns: a VuVirtqElement filled from the queue or NULL. The
|
||||
* returned element must be free()-d by the caller.
|
||||
*/
|
||||
void *vu_queue_pop(VuDev *dev, VuVirtq *vq, size_t sz);
|
||||
|
||||
|
||||
@ -11,263 +11,33 @@
|
||||
*/
|
||||
|
||||
#include "qemu/osdep.h"
|
||||
#include "contrib/libvhost-user/libvhost-user.h"
|
||||
#include "hw/virtio/virtio-scsi.h"
|
||||
#include "contrib/libvhost-user/libvhost-user-glib.h"
|
||||
#include "standard-headers/linux/virtio_scsi.h"
|
||||
#include "iscsi/iscsi.h"
|
||||
#include "iscsi/scsi-lowlevel.h"
|
||||
|
||||
#include <glib.h>
|
||||
|
||||
/* Small compat shim from glib 2.32 */
|
||||
#ifndef G_SOURCE_CONTINUE
|
||||
#define G_SOURCE_CONTINUE TRUE
|
||||
#endif
|
||||
#ifndef G_SOURCE_REMOVE
|
||||
#define G_SOURCE_REMOVE FALSE
|
||||
#endif
|
||||
|
||||
/* #define VUS_DEBUG 1 */
|
||||
|
||||
/** Log helpers **/
|
||||
|
||||
#define PPRE \
|
||||
struct timespec ts; \
|
||||
char timebuf[64]; \
|
||||
struct tm tm; \
|
||||
(void)clock_gettime(CLOCK_REALTIME, &ts); \
|
||||
(void)strftime(timebuf, 64, "%Y%m%d %T", gmtime_r(&ts.tv_sec, &tm))
|
||||
|
||||
#define PEXT(lvl, msg, ...) do { \
|
||||
PPRE; \
|
||||
fprintf(stderr, "%s.%06ld " lvl ": %s:%s():%d: " msg "\n", \
|
||||
timebuf, ts.tv_nsec / 1000, \
|
||||
__FILE__, __func__, __LINE__, ## __VA_ARGS__); \
|
||||
} while (0)
|
||||
|
||||
#define PNOR(lvl, msg, ...) do { \
|
||||
PPRE; \
|
||||
fprintf(stderr, "%s.%06ld " lvl ": " msg "\n", \
|
||||
timebuf, ts.tv_nsec / 1000, ## __VA_ARGS__); \
|
||||
} while (0)
|
||||
|
||||
#ifdef VUS_DEBUG
|
||||
#define PDBG(msg, ...) PEXT("DBG", msg, ## __VA_ARGS__)
|
||||
#define PERR(msg, ...) PEXT("ERR", msg, ## __VA_ARGS__)
|
||||
#define PLOG(msg, ...) PEXT("LOG", msg, ## __VA_ARGS__)
|
||||
#else
|
||||
#define PDBG(msg, ...) { }
|
||||
#define PERR(msg, ...) PNOR("ERR", msg, ## __VA_ARGS__)
|
||||
#define PLOG(msg, ...) PNOR("LOG", msg, ## __VA_ARGS__)
|
||||
#endif
|
||||
|
||||
/** vhost-user-scsi specific definitions **/
|
||||
|
||||
/* Only 1 LUN and device supported today */
|
||||
#define VUS_MAX_LUNS 1
|
||||
#define VUS_MAX_DEVS 1
|
||||
|
||||
#define VUS_ISCSI_INITIATOR "iqn.2016-11.com.nutanix:vhost-user-scsi"
|
||||
|
||||
typedef struct iscsi_lun {
|
||||
typedef struct VusIscsiLun {
|
||||
struct iscsi_context *iscsi_ctx;
|
||||
int iscsi_lun;
|
||||
} iscsi_lun_t;
|
||||
} VusIscsiLun;
|
||||
|
||||
typedef struct vhost_scsi_dev {
|
||||
VuDev vu_dev;
|
||||
int server_sock;
|
||||
typedef struct VusDev {
|
||||
VugDev parent;
|
||||
|
||||
VusIscsiLun lun;
|
||||
GMainLoop *loop;
|
||||
GTree *fdmap; /* fd -> gsource context id */
|
||||
iscsi_lun_t luns[VUS_MAX_LUNS];
|
||||
} vhost_scsi_dev_t;
|
||||
|
||||
static vhost_scsi_dev_t *vhost_scsi_devs[VUS_MAX_DEVS];
|
||||
|
||||
/** glib event loop integration for libvhost-user and misc callbacks **/
|
||||
|
||||
QEMU_BUILD_BUG_ON((int)G_IO_IN != (int)VU_WATCH_IN);
|
||||
QEMU_BUILD_BUG_ON((int)G_IO_OUT != (int)VU_WATCH_OUT);
|
||||
QEMU_BUILD_BUG_ON((int)G_IO_PRI != (int)VU_WATCH_PRI);
|
||||
QEMU_BUILD_BUG_ON((int)G_IO_ERR != (int)VU_WATCH_ERR);
|
||||
QEMU_BUILD_BUG_ON((int)G_IO_HUP != (int)VU_WATCH_HUP);
|
||||
|
||||
typedef struct vus_gsrc {
|
||||
GSource parent;
|
||||
vhost_scsi_dev_t *vdev_scsi;
|
||||
GPollFD gfd;
|
||||
vu_watch_cb vu_cb;
|
||||
} vus_gsrc_t;
|
||||
|
||||
static gint vus_fdmap_compare(gconstpointer a, gconstpointer b)
|
||||
{
|
||||
return (b > a) - (b < a);
|
||||
}
|
||||
|
||||
static gboolean vus_gsrc_prepare(GSource *src, gint *timeout)
|
||||
{
|
||||
assert(timeout);
|
||||
|
||||
*timeout = -1;
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static gboolean vus_gsrc_check(GSource *src)
|
||||
{
|
||||
vus_gsrc_t *vus_src = (vus_gsrc_t *)src;
|
||||
|
||||
assert(vus_src);
|
||||
|
||||
return vus_src->gfd.revents & vus_src->gfd.events;
|
||||
}
|
||||
|
||||
static gboolean vus_gsrc_dispatch(GSource *src, GSourceFunc cb, gpointer data)
|
||||
{
|
||||
vhost_scsi_dev_t *vdev_scsi;
|
||||
vus_gsrc_t *vus_src = (vus_gsrc_t *)src;
|
||||
|
||||
assert(vus_src);
|
||||
assert(!(vus_src->vu_cb && cb));
|
||||
|
||||
vdev_scsi = vus_src->vdev_scsi;
|
||||
|
||||
assert(vdev_scsi);
|
||||
|
||||
if (cb) {
|
||||
return cb(data);
|
||||
}
|
||||
if (vus_src->vu_cb) {
|
||||
vus_src->vu_cb(&vdev_scsi->vu_dev, vus_src->gfd.revents, data);
|
||||
}
|
||||
return G_SOURCE_CONTINUE;
|
||||
}
|
||||
|
||||
static GSourceFuncs vus_gsrc_funcs = {
|
||||
vus_gsrc_prepare,
|
||||
vus_gsrc_check,
|
||||
vus_gsrc_dispatch,
|
||||
NULL
|
||||
};
|
||||
|
||||
static int vus_gsrc_new(vhost_scsi_dev_t *vdev_scsi, int fd, GIOCondition cond,
|
||||
vu_watch_cb vu_cb, GSourceFunc gsrc_cb, gpointer data)
|
||||
{
|
||||
GSource *vus_gsrc;
|
||||
vus_gsrc_t *vus_src;
|
||||
guint id;
|
||||
|
||||
assert(vdev_scsi);
|
||||
assert(fd >= 0);
|
||||
assert(vu_cb || gsrc_cb);
|
||||
assert(!(vu_cb && gsrc_cb));
|
||||
|
||||
vus_gsrc = g_source_new(&vus_gsrc_funcs, sizeof(vus_gsrc_t));
|
||||
if (!vus_gsrc) {
|
||||
PERR("Error creating GSource for new watch");
|
||||
return -1;
|
||||
}
|
||||
vus_src = (vus_gsrc_t *)vus_gsrc;
|
||||
|
||||
vus_src->vdev_scsi = vdev_scsi;
|
||||
vus_src->gfd.fd = fd;
|
||||
vus_src->gfd.events = cond;
|
||||
vus_src->vu_cb = vu_cb;
|
||||
|
||||
g_source_add_poll(vus_gsrc, &vus_src->gfd);
|
||||
g_source_set_callback(vus_gsrc, gsrc_cb, data, NULL);
|
||||
id = g_source_attach(vus_gsrc, NULL);
|
||||
assert(id);
|
||||
g_source_unref(vus_gsrc);
|
||||
|
||||
g_tree_insert(vdev_scsi->fdmap, (gpointer)(uintptr_t)fd,
|
||||
(gpointer)(uintptr_t)id);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* from libiscsi's scsi-lowlevel.h **
|
||||
*
|
||||
* nb. We can't directly include scsi-lowlevel.h due to a namespace conflict:
|
||||
* QEMU's scsi.h also defines "SCSI_XFER_NONE".
|
||||
*/
|
||||
|
||||
#define SCSI_CDB_MAX_SIZE 16
|
||||
|
||||
struct scsi_iovector {
|
||||
struct scsi_iovec *iov;
|
||||
int niov;
|
||||
int nalloc;
|
||||
size_t offset;
|
||||
int consumed;
|
||||
};
|
||||
|
||||
struct scsi_allocated_memory {
|
||||
struct scsi_allocated_memory *next;
|
||||
char buf[0];
|
||||
};
|
||||
|
||||
struct scsi_data {
|
||||
int size;
|
||||
unsigned char *data;
|
||||
};
|
||||
|
||||
enum scsi_sense_key {
|
||||
SCSI_SENSE_NO_SENSE = 0x00,
|
||||
SCSI_SENSE_RECOVERED_ERROR = 0x01,
|
||||
SCSI_SENSE_NOT_READY = 0x02,
|
||||
SCSI_SENSE_MEDIUM_ERROR = 0x03,
|
||||
SCSI_SENSE_HARDWARE_ERROR = 0x04,
|
||||
SCSI_SENSE_ILLEGAL_REQUEST = 0x05,
|
||||
SCSI_SENSE_UNIT_ATTENTION = 0x06,
|
||||
SCSI_SENSE_DATA_PROTECTION = 0x07,
|
||||
SCSI_SENSE_BLANK_CHECK = 0x08,
|
||||
SCSI_SENSE_VENDOR_SPECIFIC = 0x09,
|
||||
SCSI_SENSE_COPY_ABORTED = 0x0a,
|
||||
SCSI_SENSE_COMMAND_ABORTED = 0x0b,
|
||||
SCSI_SENSE_OBSOLETE_ERROR_CODE = 0x0c,
|
||||
SCSI_SENSE_OVERFLOW_COMMAND = 0x0d,
|
||||
SCSI_SENSE_MISCOMPARE = 0x0e
|
||||
};
|
||||
|
||||
struct scsi_sense {
|
||||
unsigned char error_type;
|
||||
enum scsi_sense_key key;
|
||||
int ascq;
|
||||
unsigned sense_specific:1;
|
||||
unsigned ill_param_in_cdb:1;
|
||||
unsigned bit_pointer_valid:1;
|
||||
unsigned char bit_pointer;
|
||||
uint16_t field_pointer;
|
||||
};
|
||||
|
||||
enum scsi_residual {
|
||||
SCSI_RESIDUAL_NO_RESIDUAL = 0,
|
||||
SCSI_RESIDUAL_UNDERFLOW,
|
||||
SCSI_RESIDUAL_OVERFLOW
|
||||
};
|
||||
|
||||
struct scsi_task {
|
||||
int status;
|
||||
int cdb_size;
|
||||
int xfer_dir;
|
||||
int expxferlen;
|
||||
unsigned char cdb[SCSI_CDB_MAX_SIZE];
|
||||
enum scsi_residual residual_status;
|
||||
size_t residual;
|
||||
struct scsi_sense sense;
|
||||
struct scsi_data datain;
|
||||
struct scsi_allocated_memory *mem;
|
||||
void *ptr;
|
||||
|
||||
uint32_t itt;
|
||||
uint32_t cmdsn;
|
||||
uint32_t lun;
|
||||
|
||||
struct scsi_iovector iovector_in;
|
||||
struct scsi_iovector iovector_out;
|
||||
};
|
||||
} VusDev;
|
||||
|
||||
/** libiscsi integration **/
|
||||
|
||||
static int iscsi_add_lun(iscsi_lun_t *lun, char *iscsi_uri)
|
||||
typedef struct virtio_scsi_cmd_req VirtIOSCSICmdReq;
|
||||
typedef struct virtio_scsi_cmd_resp VirtIOSCSICmdResp;
|
||||
|
||||
static int vus_iscsi_add_lun(VusIscsiLun *lun, char *iscsi_uri)
|
||||
{
|
||||
struct iscsi_url *iscsi_url;
|
||||
struct iscsi_context *iscsi_ctx;
|
||||
@ -275,30 +45,32 @@ static int iscsi_add_lun(iscsi_lun_t *lun, char *iscsi_uri)
|
||||
|
||||
assert(lun);
|
||||
assert(iscsi_uri);
|
||||
assert(!lun->iscsi_ctx);
|
||||
|
||||
iscsi_ctx = iscsi_create_context(VUS_ISCSI_INITIATOR);
|
||||
if (!iscsi_ctx) {
|
||||
PERR("Unable to create iSCSI context");
|
||||
g_warning("Unable to create iSCSI context");
|
||||
return -1;
|
||||
}
|
||||
|
||||
iscsi_url = iscsi_parse_full_url(iscsi_ctx, iscsi_uri);
|
||||
if (!iscsi_url) {
|
||||
PERR("Unable to parse iSCSI URL: %s", iscsi_get_error(iscsi_ctx));
|
||||
g_warning("Unable to parse iSCSI URL: %s", iscsi_get_error(iscsi_ctx));
|
||||
goto fail;
|
||||
}
|
||||
|
||||
iscsi_set_session_type(iscsi_ctx, ISCSI_SESSION_NORMAL);
|
||||
iscsi_set_header_digest(iscsi_ctx, ISCSI_HEADER_DIGEST_NONE_CRC32C);
|
||||
if (iscsi_full_connect_sync(iscsi_ctx, iscsi_url->portal, iscsi_url->lun)) {
|
||||
PERR("Unable to login to iSCSI portal: %s", iscsi_get_error(iscsi_ctx));
|
||||
g_warning("Unable to login to iSCSI portal: %s",
|
||||
iscsi_get_error(iscsi_ctx));
|
||||
goto fail;
|
||||
}
|
||||
|
||||
lun->iscsi_ctx = iscsi_ctx;
|
||||
lun->iscsi_lun = iscsi_url->lun;
|
||||
|
||||
PDBG("Context %p created for lun 0: %s", iscsi_ctx, iscsi_uri);
|
||||
g_debug("Context %p created for lun 0: %s", iscsi_ctx, iscsi_uri);
|
||||
|
||||
out:
|
||||
if (iscsi_url) {
|
||||
@ -313,18 +85,14 @@ fail:
|
||||
}
|
||||
|
||||
static struct scsi_task *scsi_task_new(int cdb_len, uint8_t *cdb, int dir,
|
||||
int xfer_len) {
|
||||
int xfer_len)
|
||||
{
|
||||
struct scsi_task *task;
|
||||
|
||||
assert(cdb_len > 0);
|
||||
assert(cdb);
|
||||
|
||||
task = calloc(1, sizeof(struct scsi_task));
|
||||
if (!task) {
|
||||
PERR("Error allocating task: %s", strerror(errno));
|
||||
return NULL;
|
||||
}
|
||||
|
||||
task = g_new0(struct scsi_task, 1);
|
||||
memcpy(task->cdb, cdb, cdb_len);
|
||||
task->cdb_size = cdb_len;
|
||||
task->xfer_dir = dir;
|
||||
@ -344,7 +112,7 @@ static int get_cdb_len(uint8_t *cdb)
|
||||
case 4: return 16;
|
||||
case 5: return 12;
|
||||
}
|
||||
PERR("Unable to determine cdb len (0x%02hhX)", cdb[0] >> 5);
|
||||
g_warning("Unable to determine cdb len (0x%02hhX)", cdb[0] >> 5);
|
||||
return -1;
|
||||
}
|
||||
|
||||
@ -352,7 +120,8 @@ static int handle_cmd_sync(struct iscsi_context *ctx,
|
||||
VirtIOSCSICmdReq *req,
|
||||
struct iovec *out, unsigned int out_len,
|
||||
VirtIOSCSICmdResp *rsp,
|
||||
struct iovec *in, unsigned int in_len) {
|
||||
struct iovec *in, unsigned int in_len)
|
||||
{
|
||||
struct scsi_task *task;
|
||||
uint32_t dir;
|
||||
uint32_t len;
|
||||
@ -365,7 +134,7 @@ static int handle_cmd_sync(struct iscsi_context *ctx,
|
||||
|
||||
if (!(!req->lun[1] && req->lun[2] == 0x40 && !req->lun[3])) {
|
||||
/* Ignore anything different than target=0, lun=0 */
|
||||
PDBG("Ignoring unconnected lun (0x%hhX, 0x%hhX)",
|
||||
g_debug("Ignoring unconnected lun (0x%hhX, 0x%hhX)",
|
||||
req->lun[1], req->lun[3]);
|
||||
rsp->status = SCSI_STATUS_CHECK_CONDITION;
|
||||
memset(rsp->sense, 0, sizeof(rsp->sense));
|
||||
@ -387,36 +156,32 @@ static int handle_cmd_sync(struct iscsi_context *ctx,
|
||||
if (!out_len && !in_len) {
|
||||
dir = SCSI_XFER_NONE;
|
||||
} else if (out_len) {
|
||||
dir = SCSI_XFER_TO_DEV;
|
||||
dir = SCSI_XFER_WRITE;
|
||||
for (i = 0; i < out_len; i++) {
|
||||
len += out[i].iov_len;
|
||||
}
|
||||
} else {
|
||||
dir = SCSI_XFER_FROM_DEV;
|
||||
dir = SCSI_XFER_READ;
|
||||
for (i = 0; i < in_len; i++) {
|
||||
len += in[i].iov_len;
|
||||
}
|
||||
}
|
||||
|
||||
task = scsi_task_new(cdb_len, req->cdb, dir, len);
|
||||
if (!task) {
|
||||
PERR("Unable to create iscsi task");
|
||||
return -1;
|
||||
}
|
||||
|
||||
if (dir == SCSI_XFER_TO_DEV) {
|
||||
if (dir == SCSI_XFER_WRITE) {
|
||||
task->iovector_out.iov = (struct scsi_iovec *)out;
|
||||
task->iovector_out.niov = out_len;
|
||||
} else if (dir == SCSI_XFER_FROM_DEV) {
|
||||
} else if (dir == SCSI_XFER_READ) {
|
||||
task->iovector_in.iov = (struct scsi_iovec *)in;
|
||||
task->iovector_in.niov = in_len;
|
||||
}
|
||||
|
||||
PDBG("Sending iscsi cmd (cdb_len=%d, dir=%d, task=%p)",
|
||||
g_debug("Sending iscsi cmd (cdb_len=%d, dir=%d, task=%p)",
|
||||
cdb_len, dir, task);
|
||||
if (!iscsi_scsi_command_sync(ctx, 0, task, NULL)) {
|
||||
PERR("Error serving SCSI command");
|
||||
free(task);
|
||||
g_warning("Error serving SCSI command");
|
||||
g_free(task);
|
||||
return -1;
|
||||
}
|
||||
|
||||
@ -431,9 +196,9 @@ static int handle_cmd_sync(struct iscsi_context *ctx,
|
||||
memcpy(rsp->sense, &task->datain.data[2], rsp->sense_len);
|
||||
}
|
||||
|
||||
free(task);
|
||||
g_free(task);
|
||||
|
||||
PDBG("Filled in rsp: status=%hhX, resid=%u, response=%hhX, sense_len=%u",
|
||||
g_debug("Filled in rsp: status=%hhX, resid=%u, response=%hhX, sense_len=%u",
|
||||
rsp->status, rsp->resid, rsp->response, rsp->sense_len);
|
||||
|
||||
return 0;
|
||||
@ -441,116 +206,46 @@ static int handle_cmd_sync(struct iscsi_context *ctx,
|
||||
|
||||
/** libvhost-user callbacks **/
|
||||
|
||||
static vhost_scsi_dev_t *vdev_scsi_find_by_vu(VuDev *vu_dev);
|
||||
|
||||
static void vus_panic_cb(VuDev *vu_dev, const char *buf)
|
||||
{
|
||||
vhost_scsi_dev_t *vdev_scsi;
|
||||
VugDev *gdev;
|
||||
VusDev *vdev_scsi;
|
||||
|
||||
assert(vu_dev);
|
||||
|
||||
vdev_scsi = vdev_scsi_find_by_vu(vu_dev);
|
||||
|
||||
gdev = container_of(vu_dev, VugDev, parent);
|
||||
vdev_scsi = container_of(gdev, VusDev, parent);
|
||||
if (buf) {
|
||||
PERR("vu_panic: %s", buf);
|
||||
g_warning("vu_panic: %s", buf);
|
||||
}
|
||||
|
||||
if (vdev_scsi) {
|
||||
assert(vdev_scsi->loop);
|
||||
g_main_loop_quit(vdev_scsi->loop);
|
||||
}
|
||||
}
|
||||
|
||||
static void vus_add_watch_cb(VuDev *vu_dev, int fd, int vu_evt, vu_watch_cb cb,
|
||||
void *pvt) {
|
||||
vhost_scsi_dev_t *vdev_scsi;
|
||||
guint id;
|
||||
|
||||
assert(vu_dev);
|
||||
assert(fd >= 0);
|
||||
assert(cb);
|
||||
|
||||
vdev_scsi = vdev_scsi_find_by_vu(vu_dev);
|
||||
if (!vdev_scsi) {
|
||||
vus_panic_cb(vu_dev, NULL);
|
||||
return;
|
||||
}
|
||||
|
||||
id = (guint)(uintptr_t)g_tree_lookup(vdev_scsi->fdmap,
|
||||
(gpointer)(uintptr_t)fd);
|
||||
if (id) {
|
||||
GSource *vus_src = g_main_context_find_source_by_id(NULL, id);
|
||||
assert(vus_src);
|
||||
g_source_destroy(vus_src);
|
||||
(void)g_tree_remove(vdev_scsi->fdmap, (gpointer)(uintptr_t)fd);
|
||||
}
|
||||
|
||||
if (vus_gsrc_new(vdev_scsi, fd, vu_evt, cb, NULL, pvt)) {
|
||||
vus_panic_cb(vu_dev, NULL);
|
||||
}
|
||||
}
|
||||
|
||||
static void vus_del_watch_cb(VuDev *vu_dev, int fd)
|
||||
{
|
||||
vhost_scsi_dev_t *vdev_scsi;
|
||||
guint id;
|
||||
|
||||
assert(vu_dev);
|
||||
assert(fd >= 0);
|
||||
|
||||
vdev_scsi = vdev_scsi_find_by_vu(vu_dev);
|
||||
if (!vdev_scsi) {
|
||||
vus_panic_cb(vu_dev, NULL);
|
||||
return;
|
||||
}
|
||||
|
||||
id = (guint)(uintptr_t)g_tree_lookup(vdev_scsi->fdmap,
|
||||
(gpointer)(uintptr_t)fd);
|
||||
if (id) {
|
||||
GSource *vus_src = g_main_context_find_source_by_id(NULL, id);
|
||||
assert(vus_src);
|
||||
g_source_destroy(vus_src);
|
||||
(void)g_tree_remove(vdev_scsi->fdmap, (gpointer)(uintptr_t)fd);
|
||||
}
|
||||
}
|
||||
|
||||
static void vus_proc_ctl(VuDev *vu_dev, int idx)
|
||||
{
|
||||
/* Control VQ not implemented */
|
||||
}
|
||||
|
||||
static void vus_proc_evt(VuDev *vu_dev, int idx)
|
||||
{
|
||||
/* Event VQ not implemented */
|
||||
}
|
||||
|
||||
static void vus_proc_req(VuDev *vu_dev, int idx)
|
||||
{
|
||||
vhost_scsi_dev_t *vdev_scsi;
|
||||
VugDev *gdev;
|
||||
VusDev *vdev_scsi;
|
||||
VuVirtq *vq;
|
||||
|
||||
assert(vu_dev);
|
||||
|
||||
vdev_scsi = vdev_scsi_find_by_vu(vu_dev);
|
||||
if (!vdev_scsi) {
|
||||
vus_panic_cb(vu_dev, NULL);
|
||||
return;
|
||||
}
|
||||
|
||||
if ((idx < 0) || (idx >= VHOST_MAX_NR_VIRTQUEUE)) {
|
||||
PERR("VQ Index out of range: %d", idx);
|
||||
gdev = container_of(vu_dev, VugDev, parent);
|
||||
vdev_scsi = container_of(gdev, VusDev, parent);
|
||||
if (idx < 0 || idx >= VHOST_MAX_NR_VIRTQUEUE) {
|
||||
g_warning("VQ Index out of range: %d", idx);
|
||||
vus_panic_cb(vu_dev, NULL);
|
||||
return;
|
||||
}
|
||||
|
||||
vq = vu_get_queue(vu_dev, idx);
|
||||
if (!vq) {
|
||||
PERR("Error fetching VQ (dev=%p, idx=%d)", vu_dev, idx);
|
||||
g_warning("Error fetching VQ (dev=%p, idx=%d)", vu_dev, idx);
|
||||
vus_panic_cb(vu_dev, NULL);
|
||||
return;
|
||||
}
|
||||
|
||||
PDBG("Got kicked on vq[%d]@%p", idx, vq);
|
||||
g_debug("Got kicked on vq[%d]@%p", idx, vq);
|
||||
|
||||
while (1) {
|
||||
VuVirtqElement *elem;
|
||||
@ -559,29 +254,29 @@ static void vus_proc_req(VuDev *vu_dev, int idx)
|
||||
|
||||
elem = vu_queue_pop(vu_dev, vq, sizeof(VuVirtqElement));
|
||||
if (!elem) {
|
||||
PDBG("No more elements pending on vq[%d]@%p", idx, vq);
|
||||
g_debug("No more elements pending on vq[%d]@%p", idx, vq);
|
||||
break;
|
||||
}
|
||||
PDBG("Popped elem@%p", elem);
|
||||
g_debug("Popped elem@%p", elem);
|
||||
|
||||
assert(!((elem->out_num > 1) && (elem->in_num > 1)));
|
||||
assert((elem->out_num > 0) && (elem->in_num > 0));
|
||||
assert(!(elem->out_num > 1 && elem->in_num > 1));
|
||||
assert(elem->out_num > 0 && elem->in_num > 0);
|
||||
|
||||
if (elem->out_sg[0].iov_len < sizeof(VirtIOSCSICmdReq)) {
|
||||
PERR("Invalid virtio-scsi req header");
|
||||
g_warning("Invalid virtio-scsi req header");
|
||||
vus_panic_cb(vu_dev, NULL);
|
||||
break;
|
||||
}
|
||||
req = (VirtIOSCSICmdReq *)elem->out_sg[0].iov_base;
|
||||
|
||||
if (elem->in_sg[0].iov_len < sizeof(VirtIOSCSICmdResp)) {
|
||||
PERR("Invalid virtio-scsi rsp header");
|
||||
g_warning("Invalid virtio-scsi rsp header");
|
||||
vus_panic_cb(vu_dev, NULL);
|
||||
break;
|
||||
}
|
||||
rsp = (VirtIOSCSICmdResp *)elem->in_sg[0].iov_base;
|
||||
|
||||
if (handle_cmd_sync(vdev_scsi->luns[0].iscsi_ctx,
|
||||
if (handle_cmd_sync(vdev_scsi->lun.iscsi_ctx,
|
||||
req, &elem->out_sg[1], elem->out_num - 1,
|
||||
rsp, &elem->in_sg[1], elem->in_num - 1) != 0) {
|
||||
vus_panic_cb(vu_dev, NULL);
|
||||
@ -601,22 +296,17 @@ static void vus_queue_set_started(VuDev *vu_dev, int idx, bool started)
|
||||
|
||||
assert(vu_dev);
|
||||
|
||||
if ((idx < 0) || (idx >= VHOST_MAX_NR_VIRTQUEUE)) {
|
||||
PERR("VQ Index out of range: %d", idx);
|
||||
if (idx < 0 || idx >= VHOST_MAX_NR_VIRTQUEUE) {
|
||||
g_warning("VQ Index out of range: %d", idx);
|
||||
vus_panic_cb(vu_dev, NULL);
|
||||
return;
|
||||
}
|
||||
|
||||
vq = vu_get_queue(vu_dev, idx);
|
||||
|
||||
switch (idx) {
|
||||
case 0:
|
||||
vu_set_queue_handler(vu_dev, vq, started ? vus_proc_ctl : NULL);
|
||||
break;
|
||||
case 1:
|
||||
vu_set_queue_handler(vu_dev, vq, started ? vus_proc_evt : NULL);
|
||||
break;
|
||||
default:
|
||||
if (idx == 0 || idx == 1) {
|
||||
g_debug("queue %d unimplemented", idx);
|
||||
} else {
|
||||
vu_set_queue_handler(vu_dev, vq, started ? vus_proc_req : NULL);
|
||||
}
|
||||
}
|
||||
@ -625,21 +315,6 @@ static const VuDevIface vus_iface = {
|
||||
.queue_set_started = vus_queue_set_started,
|
||||
};
|
||||
|
||||
static gboolean vus_vhost_cb(gpointer data)
|
||||
{
|
||||
VuDev *vu_dev = (VuDev *)data;
|
||||
|
||||
assert(vu_dev);
|
||||
|
||||
if (!vu_dispatch(vu_dev) != 0) {
|
||||
PERR("Error processing vhost message");
|
||||
vus_panic_cb(vu_dev, NULL);
|
||||
return G_SOURCE_REMOVE;
|
||||
}
|
||||
|
||||
return G_SOURCE_CONTINUE;
|
||||
}
|
||||
|
||||
/** misc helpers **/
|
||||
|
||||
static int unix_sock_new(char *unix_fn)
|
||||
@ -681,159 +356,22 @@ fail:
|
||||
|
||||
/** vhost-user-scsi **/
|
||||
|
||||
static vhost_scsi_dev_t *vdev_scsi_find_by_vu(VuDev *vu_dev)
|
||||
{
|
||||
int i;
|
||||
|
||||
assert(vu_dev);
|
||||
|
||||
for (i = 0; i < VUS_MAX_DEVS; i++) {
|
||||
if (&vhost_scsi_devs[i]->vu_dev == vu_dev) {
|
||||
return vhost_scsi_devs[i];
|
||||
}
|
||||
}
|
||||
|
||||
PERR("Unknown VuDev %p", vu_dev);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static void vdev_scsi_deinit(vhost_scsi_dev_t *vdev_scsi)
|
||||
{
|
||||
if (!vdev_scsi) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (vdev_scsi->server_sock >= 0) {
|
||||
struct sockaddr_storage ss;
|
||||
socklen_t sslen = sizeof(ss);
|
||||
|
||||
if (getsockname(vdev_scsi->server_sock, (struct sockaddr *)&ss,
|
||||
&sslen) == 0) {
|
||||
struct sockaddr_un *su = (struct sockaddr_un *)&ss;
|
||||
(void)unlink(su->sun_path);
|
||||
}
|
||||
|
||||
(void)close(vdev_scsi->server_sock);
|
||||
vdev_scsi->server_sock = -1;
|
||||
}
|
||||
|
||||
if (vdev_scsi->loop) {
|
||||
g_main_loop_unref(vdev_scsi->loop);
|
||||
vdev_scsi->loop = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
static vhost_scsi_dev_t *vdev_scsi_new(char *unix_fn)
|
||||
{
|
||||
vhost_scsi_dev_t *vdev_scsi = NULL;
|
||||
|
||||
assert(unix_fn);
|
||||
|
||||
vdev_scsi = calloc(1, sizeof(vhost_scsi_dev_t));
|
||||
if (!vdev_scsi) {
|
||||
PERR("calloc: %s", strerror(errno));
|
||||
return NULL;
|
||||
}
|
||||
|
||||
vdev_scsi->server_sock = unix_sock_new(unix_fn);
|
||||
if (vdev_scsi->server_sock < 0) {
|
||||
goto err;
|
||||
}
|
||||
|
||||
vdev_scsi->loop = g_main_loop_new(NULL, FALSE);
|
||||
if (!vdev_scsi->loop) {
|
||||
PERR("Error creating glib event loop");
|
||||
goto err;
|
||||
}
|
||||
|
||||
vdev_scsi->fdmap = g_tree_new(vus_fdmap_compare);
|
||||
if (!vdev_scsi->fdmap) {
|
||||
PERR("Error creating glib tree for fdmap");
|
||||
goto err;
|
||||
}
|
||||
|
||||
return vdev_scsi;
|
||||
|
||||
err:
|
||||
vdev_scsi_deinit(vdev_scsi);
|
||||
free(vdev_scsi);
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static int vdev_scsi_add_iscsi_lun(vhost_scsi_dev_t *vdev_scsi,
|
||||
char *iscsi_uri, uint32_t lun) {
|
||||
assert(vdev_scsi);
|
||||
assert(iscsi_uri);
|
||||
assert(lun < VUS_MAX_LUNS);
|
||||
|
||||
if (vdev_scsi->luns[lun].iscsi_ctx) {
|
||||
PERR("Lun %d already configured", lun);
|
||||
return -1;
|
||||
}
|
||||
|
||||
if (iscsi_add_lun(&vdev_scsi->luns[lun], iscsi_uri) != 0) {
|
||||
return -1;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int vdev_scsi_run(vhost_scsi_dev_t *vdev_scsi)
|
||||
{
|
||||
int cli_sock;
|
||||
int ret = 0;
|
||||
|
||||
assert(vdev_scsi);
|
||||
assert(vdev_scsi->server_sock >= 0);
|
||||
assert(vdev_scsi->loop);
|
||||
|
||||
cli_sock = accept(vdev_scsi->server_sock, (void *)0, (void *)0);
|
||||
if (cli_sock < 0) {
|
||||
perror("accept");
|
||||
return -1;
|
||||
}
|
||||
|
||||
vu_init(&vdev_scsi->vu_dev,
|
||||
cli_sock,
|
||||
vus_panic_cb,
|
||||
vus_add_watch_cb,
|
||||
vus_del_watch_cb,
|
||||
&vus_iface);
|
||||
|
||||
if (vus_gsrc_new(vdev_scsi, cli_sock, G_IO_IN, NULL, vus_vhost_cb,
|
||||
&vdev_scsi->vu_dev)) {
|
||||
goto fail;
|
||||
}
|
||||
|
||||
g_main_loop_run(vdev_scsi->loop);
|
||||
|
||||
out:
|
||||
vu_deinit(&vdev_scsi->vu_dev);
|
||||
|
||||
return ret;
|
||||
|
||||
fail:
|
||||
ret = -1;
|
||||
goto out;
|
||||
}
|
||||
|
||||
int main(int argc, char **argv)
|
||||
{
|
||||
vhost_scsi_dev_t *vdev_scsi = NULL;
|
||||
VusDev *vdev_scsi = NULL;
|
||||
char *unix_fn = NULL;
|
||||
char *iscsi_uri = NULL;
|
||||
int opt, err = EXIT_SUCCESS;
|
||||
int lsock = -1, csock = -1, opt, err = EXIT_SUCCESS;
|
||||
|
||||
while ((opt = getopt(argc, argv, "u:i:")) != -1) {
|
||||
switch (opt) {
|
||||
case 'h':
|
||||
goto help;
|
||||
case 'u':
|
||||
unix_fn = strdup(optarg);
|
||||
unix_fn = g_strdup(optarg);
|
||||
break;
|
||||
case 'i':
|
||||
iscsi_uri = strdup(optarg);
|
||||
iscsi_uri = g_strdup(optarg);
|
||||
break;
|
||||
default:
|
||||
goto help;
|
||||
@ -843,31 +381,44 @@ int main(int argc, char **argv)
|
||||
goto help;
|
||||
}
|
||||
|
||||
vdev_scsi = vdev_scsi_new(unix_fn);
|
||||
if (!vdev_scsi) {
|
||||
goto err;
|
||||
}
|
||||
vhost_scsi_devs[0] = vdev_scsi;
|
||||
|
||||
if (vdev_scsi_add_iscsi_lun(vdev_scsi, iscsi_uri, 0) != 0) {
|
||||
lsock = unix_sock_new(unix_fn);
|
||||
if (lsock < 0) {
|
||||
goto err;
|
||||
}
|
||||
|
||||
if (vdev_scsi_run(vdev_scsi) != 0) {
|
||||
csock = accept(lsock, NULL, NULL);
|
||||
if (csock < 0) {
|
||||
perror("accept");
|
||||
goto err;
|
||||
}
|
||||
|
||||
vdev_scsi = g_new0(VusDev, 1);
|
||||
vdev_scsi->loop = g_main_loop_new(NULL, FALSE);
|
||||
|
||||
if (vus_iscsi_add_lun(&vdev_scsi->lun, iscsi_uri) != 0) {
|
||||
goto err;
|
||||
}
|
||||
|
||||
vug_init(&vdev_scsi->parent, csock, vus_panic_cb, &vus_iface);
|
||||
|
||||
g_main_loop_run(vdev_scsi->loop);
|
||||
|
||||
vug_deinit(&vdev_scsi->parent);
|
||||
|
||||
out:
|
||||
if (vdev_scsi) {
|
||||
vdev_scsi_deinit(vdev_scsi);
|
||||
free(vdev_scsi);
|
||||
g_main_loop_unref(vdev_scsi->loop);
|
||||
g_free(vdev_scsi);
|
||||
unlink(unix_fn);
|
||||
}
|
||||
if (unix_fn) {
|
||||
free(unix_fn);
|
||||
if (csock >= 0) {
|
||||
close(csock);
|
||||
}
|
||||
if (iscsi_uri) {
|
||||
free(iscsi_uri);
|
||||
if (lsock >= 0) {
|
||||
close(lsock);
|
||||
}
|
||||
g_free(unix_fn);
|
||||
g_free(iscsi_uri);
|
||||
|
||||
return err;
|
||||
|
||||
|
||||
@ -356,5 +356,12 @@ g_test_add_data_func_full(const char *path,
|
||||
}
|
||||
#endif
|
||||
|
||||
/* Small compat shim from glib 2.32 */
|
||||
#ifndef G_SOURCE_CONTINUE
|
||||
#define G_SOURCE_CONTINUE TRUE
|
||||
#endif
|
||||
#ifndef G_SOURCE_REMOVE
|
||||
#define G_SOURCE_REMOVE FALSE
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
@ -795,7 +795,7 @@ tests/test-filter-redirector$(EXESUF): tests/test-filter-redirector.o $(qtest-ob
|
||||
tests/test-x86-cpuid-compat$(EXESUF): tests/test-x86-cpuid-compat.o $(qtest-obj-y)
|
||||
tests/ivshmem-test$(EXESUF): tests/ivshmem-test.o contrib/ivshmem-server/ivshmem-server.o $(libqos-pc-obj-y) $(libqos-spapr-obj-y)
|
||||
tests/megasas-test$(EXESUF): tests/megasas-test.o $(libqos-spapr-obj-y) $(libqos-pc-obj-y)
|
||||
tests/vhost-user-bridge$(EXESUF): tests/vhost-user-bridge.o contrib/libvhost-user/libvhost-user.o $(test-util-obj-y)
|
||||
tests/vhost-user-bridge$(EXESUF): tests/vhost-user-bridge.o $(test-util-obj-y) libvhost-user.a
|
||||
tests/test-uuid$(EXESUF): tests/test-uuid.o $(test-util-obj-y)
|
||||
tests/test-arm-mptimer$(EXESUF): tests/test-arm-mptimer.o
|
||||
tests/test-qapi-util$(EXESUF): tests/test-qapi-util.o $(test-util-obj-y)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user