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* Remove legacy KVM PCI device assignment 

* Fix qemu-pr-helper.c compilation on older compilers
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

* Remove legacy KVM PCI device assignment
* Fix qemu-pr-helper.c compilation on older compilers

# gpg: Signature made Sun 05 Nov 2017 13:52:36 GMT
# gpg:                using RSA key 0xBFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream:
  build: disable -Wmissing-braces on older compilers
  pci-assign: Remove

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2017-11-06 10:04:16 +00:00
parent b33afc4156 20bc94a2b8
commit ec7a8bf0b8
10 changed files with 19 additions and 1931 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
configure vendored
View File

@ -1669,6 +1669,19 @@ EOF
fi
fi
# Disable -Wmissing-braces on older compilers that warn even for
# the "universal" C zero initializer {0}.
cat > $TMPC << EOF
struct {
int a[2];
} x = {0};
EOF
if compile_object "-Werror" "" ; then
:
else
QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
fi
# Workaround for http://gcc.gnu.org/PR55489. Happens with -fPIE/-fPIC and
# large functions that use global variables. The bug is in all releases of
# GCC, but it became particularly acute in 4.6.x and 4.7.x. It is fixed in

12
docs/qdev-device-use.txt
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@ -366,17 +366,9 @@ bus=PCI-BUS,addr=DEVFN to control the PCI device address, as usual.
=== Host Device Assignment ===
QEMU supports assigning host PCI devices (qemu-kvm only at this time)
and host USB devices.
and host USB devices. PCI devices can only be assigned with -device:
The old way to assign a host PCI device is
-pcidevice host=ADDR,dma=none,id=ID
The new way is
-device pci-assign,host=ADDR,iommu=IOMMU,id=ID
The old dma=none becomes iommu=off with -device.
-device vfio-pci,host=ADDR,id=ID
The old way to assign a host USB device is

1
hw/i386/Makefile.objs
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@ -8,4 +8,3 @@ obj-$(CONFIG_XEN) += ../xenpv/ xen/
obj-y += kvmvapic.o
obj-y += acpi-build.o
obj-y += pci-assign-load-rom.o

2
hw/i386/kvm/Makefile.objs
View File

@ -1 +1 @@
obj-y += clock.o apic.o i8259.o ioapic.o i8254.o pci-assign.o
obj-y += clock.o apic.o i8259.o ioapic.o i8254.o

1887
hw/i386/kvm/pci-assign.c
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File diff suppressed because it is too large Load Diff

1
hw/xen/Makefile.objs
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@ -3,3 +3,4 @@ common-obj-$(CONFIG_XEN) += xen_backend.o xen_devconfig.o xen_pvdev.o xen-common
obj-$(CONFIG_XEN_PCI_PASSTHROUGH) += xen-host-pci-device.o
obj-$(CONFIG_XEN_PCI_PASSTHROUGH) += xen_pt.o xen_pt_config_init.o xen_pt_graphics.o xen_pt_msi.o
obj-$(CONFIG_XEN_PCI_PASSTHROUGH) += xen_pt_load_rom.o

4
hw/i386/pci-assign-load-rom.c → hw/xen/xen_pt_load_rom.c
View File

@ -12,7 +12,7 @@
#include "qemu/range.h"
#include "sysemu/sysemu.h"
#include "hw/pci/pci.h"
#include "hw/pci/pci-assign.h"
#include "xen_pt.h"
/*
* Scan the assigned devices for the devices that have an option ROM, and then
@ -80,7 +80,7 @@ close_rom:
fseek(fp, 0, SEEK_SET);
val = 0;
if (!fwrite(&val, 1, 1, fp)) {
DEBUG("%s\n", "Failed to disable pci-sysfs rom file");
XEN_PT_WARN(dev, "%s\n", "Failed to disable pci-sysfs rom file");
}
fclose(fp);

27
include/hw/pci/pci-assign.h
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@ -1,27 +0,0 @@
/*
* This work is licensed under the terms of the GNU GPL, version 2. See
* the COPYING file in the top-level directory.
*
* Just split from hw/i386/kvm/pci-assign.c.
*/
#ifndef PCI_ASSIGN_H
#define PCI_ASSIGN_H
#include "hw/pci/pci.h"
//#define DEVICE_ASSIGNMENT_DEBUG
#ifdef DEVICE_ASSIGNMENT_DEBUG
#define DEBUG(fmt, ...) \
do { \
fprintf(stderr, "%s: " fmt, __func__ , __VA_ARGS__); \
} while (0)
#else
#define DEBUG(fmt, ...)
#endif
void *pci_assign_dev_load_option_rom(PCIDevice *dev, struct Object *owner,
int *size, unsigned int domain,
unsigned int bus, unsigned int slot,
unsigned int function);
#endif /* PCI_ASSIGN_H */

1
qdev-monitor.c
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@ -46,7 +46,6 @@ typedef struct QDevAlias
static const QDevAlias qdev_alias_table[] = {
{ "e1000", "e1000-82540em" },
{ "ich9-ahci", "ahci" },
{ "kvm-pci-assign", "pci-assign" },
{ "lsi53c895a", "lsi" },
{ "virtio-9p-ccw", "virtio-9p", QEMU_ARCH_S390X },
{ "virtio-9p-pci", "virtio-9p", QEMU_ARCH_ALL & ~QEMU_ARCH_S390X },

2
scripts/device-crash-test
View File

@ -102,7 +102,6 @@ ERROR_WHITELIST = [
{'device':'ivshmem', 'expected':True}, # You must specify either 'shm' or 'chardev'
{'device':'ivshmem-doorbell', 'expected':True}, # You must specify a 'chardev'
{'device':'ivshmem-plain', 'expected':True}, # You must specify a 'memdev'
{'device':'kvm-pci-assign', 'expected':True}, # no host device specified
{'device':'loader', 'expected':True}, # please include valid arguments
{'device':'nand', 'expected':True}, # Unsupported NAND block size 0x1
{'device':'nvdimm', 'expected':True}, # 'memdev' property is not set
@ -165,7 +164,6 @@ ERROR_WHITELIST = [
# KVM-specific devices shouldn't be tried without accel=kvm:
{'accel':'(?!kvm).*', 'device':'kvmclock', 'expected':True},
{'accel':'(?!kvm).*', 'device':'kvm-pci-assign', 'expected':True},
# xen-specific machines and devices:
{'accel':'(?!xen).*', 'machine':'xen.*', 'expected':True},