OpenE2K/qemu-e2k
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* Atomic memslot updates for KVM (Emanuele, David)

Browse Source 
* Always send errors to logfile when daemonized (Greg)
 * Add support for IDE CompactFlash card (Lubomir)
 * First round of build system cleanups (myself)
 * First round of feature removals (myself)
 * Reduce "qemu/accel.h" inclusion (Philippe)
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Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

* Atomic memslot updates for KVM (Emanuele, David)
* Always send errors to logfile when daemonized (Greg)
* Add support for IDE CompactFlash card (Lubomir)
* First round of build system cleanups (myself)
* First round of feature removals (myself)
* Reduce "qemu/accel.h" inclusion (Philippe)

# gpg: Signature made Thu 05 Jan 2023 23:51:09 GMT
# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg:                issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
# 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

* tag 'for-upstream' of https://gitlab.com/bonzini/qemu: (24 commits)
  i386: SGX: remove deprecated member of SGXInfo
  target/i386: Add SGX aex-notify and EDECCSSA support
  util: remove support -chardev tty and -chardev parport
  util: remove support for hex numbers with a scaling suffix
  KVM: remove support for kernel-irqchip=off
  docs: do not talk about past removal as happening in the future
  meson: accept relative symlinks in "meson introspect --installed" data
  meson: cleanup compiler detection
  meson: support meson 0.64 -Doptimization=plain
  configure: test all warnings
  tests/qapi-schema: remove Meson workaround
  meson: cleanup dummy-cpus.c rules
  meson: tweak hardening options for Windows
  configure: remove backwards-compatibility and obsolete options
  configure: preserve qemu-ga variables
  configure: cleanup $cpu tests
  configure: remove dead function
  configure: remove useless write_c_skeleton
  ide: Add "ide-cf" driver, a CompactFlash card
  ide: Add 8-bit data mode
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2023-01-08 14:27:40 +00:00
commit 3d83b78285
28 changed files with 272 additions and 269 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
accel/meson.build
View File

@ -11,10 +11,5 @@ if have_system
subdir('stubs')
endif
dummy_ss = ss.source_set()
dummy_ss.add(files(
'dummy-cpus.c',
))
specific_ss.add_all(when: ['CONFIG_SOFTMMU'], if_true: dummy_ss)
specific_ss.add_all(when: ['CONFIG_XEN'], if_true: dummy_ss)
# qtest
softmmu_ss.add(files('dummy-cpus.c'))

33
chardev/char.c
View File

@ -530,19 +530,6 @@ static const ChardevClass *char_get_class(const char *driver, Error **errp)
return cc;
}
static struct ChardevAlias {
const char *typename;
const char *alias;
bool deprecation_warning_printed;
} chardev_alias_table[] = {
#ifdef HAVE_CHARDEV_PARPORT
{ "parallel", "parport" },
#endif
#ifdef HAVE_CHARDEV_SERIAL
{ "serial", "tty" },
#endif
};
typedef struct ChadevClassFE {
void (*fn)(const char *name, void *opaque);
void *opaque;
@ -578,28 +565,12 @@ help_string_append(const char *name, void *opaque)
g_string_append_printf(str, "\n %s", name);
}
static const char *chardev_alias_translate(const char *name)
{
int i;
for (i = 0; i < (int)ARRAY_SIZE(chardev_alias_table); i++) {
if (g_strcmp0(chardev_alias_table[i].alias, name) == 0) {
if (!chardev_alias_table[i].deprecation_warning_printed) {
warn_report("The alias '%s' is deprecated, use '%s' instead",
name, chardev_alias_table[i].typename);
chardev_alias_table[i].deprecation_warning_printed = true;
}
return chardev_alias_table[i].typename;
}
}
return name;
}
ChardevBackend *qemu_chr_parse_opts(QemuOpts *opts, Error **errp)
{
Error *local_err = NULL;
const ChardevClass *cc;
ChardevBackend *backend = NULL;
const char *name = chardev_alias_translate(qemu_opt_get(opts, "backend"));
const char *name = qemu_opt_get(opts, "backend");
if (name == NULL) {
error_setg(errp, "chardev: \"%s\" missing backend",
@ -637,7 +608,7 @@ Chardev *qemu_chr_new_from_opts(QemuOpts *opts, GMainContext *context,
const ChardevClass *cc;
Chardev *chr = NULL;
ChardevBackend *backend = NULL;
const char *name = chardev_alias_translate(qemu_opt_get(opts, "backend"));
const char *name = qemu_opt_get(opts, "backend");
const char *id = qemu_opts_id(opts);
char *bid = NULL;

74
configure vendored
View File

@ -211,10 +211,6 @@ version_ge () {
done
}
glob() {
eval test -z '"${1#'"$2"'}"'
}
if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
then
error_exit "main directory cannot contain spaces nor colons"
@ -342,9 +338,6 @@ for opt do
;;
esac
done
# OS specific
# Using uname is really, really broken. Once we have the right set of checks
# we can eliminate its usage altogether.
# Preferred compiler:
# ${CC} (if set)
@ -387,8 +380,6 @@ sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
# 2s-complement style results. (Both clang and gcc agree that it
# provides these semantics.)
QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv"
QEMU_CFLAGS="-Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
QEMU_LDFLAGS=
@ -495,13 +486,6 @@ sunos)
QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
# needed for TIOCWIN* defines in termios.h
QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
# $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
# Note that this check is broken for cross-compilation: if you're
# cross-compiling to one of these OSes then you'll need to specify
# the correct CPU with the --cpu option.
if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
cpu="x86_64"
fi
;;
haiku)
pie="no"
@ -556,16 +540,21 @@ elif check_define __aarch64__ ; then
elif check_define __loongarch64 ; then
cpu="loongarch64"
else
# Using uname is really broken, but it is just a fallback for architectures
# that are going to use TCI anyway
cpu=$(uname -m)
echo "WARNING: unrecognized host CPU, proceeding with 'uname -m' output '$cpu'"
fi
# Normalise host CPU name, set multilib cflags
# Normalise host CPU name and set multilib cflags. The canonicalization
# isn't really necessary, because the architectures that we check for
# should not hit the 'uname -m' case, but better safe than sorry.
# Note that this case should only have supported host CPUs, not guests.
case "$cpu" in
armv*b|armv*l|arm)
cpu="arm" ;;
i386|i486|i586|i686|i86pc|BePC)
i386|i486|i586|i686)
cpu="i386"
CPU_CFLAGS="-m32" ;;
x32)
@ -640,7 +629,6 @@ if test "$mingw32" = "yes" ; then
EXESUF=".exe"
# MinGW needs -mthreads for TLS and macro _MT.
CONFIGURE_CFLAGS="-mthreads $CONFIGURE_CFLAGS"
write_c_skeleton;
prefix="/qemu"
bindir=""
qemu_suffix=""
@ -855,17 +843,6 @@ for opt do
;;
--with-coroutine=*) coroutine="$optarg"
;;
--disable-zlib-test)
;;
--disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
;;
--enable-vhdx|--disable-vhdx)
echo "$0: $opt is obsolete, VHDX driver is always built" >&2
;;
--enable-uuid|--disable-uuid)
echo "$0: $opt is obsolete, UUID support is always built" >&2
;;
--with-git=*) git="$optarg"
;;
--with-git-submodules=*)
@ -885,19 +862,10 @@ for opt do
;;
--gdb=*) gdb_bin="$optarg"
;;
# backwards compatibility options
--enable-trace-backend=*) meson_option_parse "--enable-trace-backends=$optarg" "$optarg"
;;
--disable-blobs) meson_option_parse --disable-install-blobs ""
;;
--enable-vfio-user-server) vfio_user_server="enabled"
;;
--disable-vfio-user-server) vfio_user_server="disabled"
;;
--enable-tcmalloc) meson_option_parse --enable-malloc=tcmalloc tcmalloc
;;
--enable-jemalloc) meson_option_parse --enable-malloc=jemalloc jemalloc
;;
# everything else has the same name in configure and meson
--*) meson_option_parse "$opt" "$optarg"
;;
@ -1198,6 +1166,11 @@ fi
# just silently disable some features, so it's too error prone.
warn_flags=
add_to warn_flags -Wundef
add_to warn_flags -Wwrite-strings
add_to warn_flags -Wmissing-prototypes
add_to warn_flags -Wstrict-prototypes
add_to warn_flags -Wredundant-decls
add_to warn_flags -Wold-style-declaration
add_to warn_flags -Wold-style-definition
add_to warn_flags -Wtype-limits
@ -2237,20 +2210,6 @@ if test "$have_ubsan" = "yes"; then
QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
fi
##########################################
# Guest agent Windows MSI package
if test "$QEMU_GA_MANUFACTURER" = ""; then
QEMU_GA_MANUFACTURER=QEMU
fi
if test "$QEMU_GA_DISTRO" = ""; then
QEMU_GA_DISTRO=Linux
fi
if test "$QEMU_GA_VERSION" = ""; then
QEMU_GA_VERSION=$(cat "$source_path"/VERSION)
fi
#######################################
# cross-compiled firmware targets
@ -2346,9 +2305,9 @@ if test "$debug_tcg" = "yes" ; then
fi
if test "$mingw32" = "yes" ; then
echo "CONFIG_WIN32=y" >> $config_host_mak
echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER-QEMU}" >> $config_host_mak
echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO-Linux}" >> $config_host_mak
echo "QEMU_GA_VERSION=${QEMU_GA_VERSION-$(cat "$source_path"/VERSION)}" >> $config_host_mak
else
echo "CONFIG_POSIX=y" >> $config_host_mak
fi
@ -2663,6 +2622,9 @@ preserve_env PKG_CONFIG
preserve_env PKG_CONFIG_LIBDIR
preserve_env PKG_CONFIG_PATH
preserve_env PYTHON
preserve_env QEMU_GA_MANUFACTURER
preserve_env QEMU_GA_DISTRO
preserve_env QEMU_GA_VERSION
preserve_env SDL2_CONFIG
preserve_env SMBD
preserve_env STRIP

34
docs/about/deprecated.rst
View File

@ -39,12 +39,6 @@ should specify an ``audiodev=`` property. Additionally, when using
vnc, you should specify an ``audiodev=`` property if you plan to
transmit audio through the VNC protocol.
``-chardev`` backend aliases ``tty`` and ``parport`` (since 6.0)
''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
``tty`` and ``parport`` are aliases that will be removed. Instead, the
actual backend names ``serial`` and ``parallel`` should be used.
Short-form boolean options (since 6.0)
''''''''''''''''''''''''''''''''''''''
@ -58,21 +52,6 @@ and will cause a warning.
The replacement for the ``nodelay`` short-form boolean option is ``nodelay=on``
rather than ``delay=off``.
Userspace local APIC with KVM (x86, since 6.0)
''''''''''''''''''''''''''''''''''''''''''''''
Using ``-M kernel-irqchip=off`` with x86 machine types that include a local
APIC is deprecated. The ``split`` setting is supported, as is using
``-M kernel-irqchip=off`` with the ISA PC machine type.
hexadecimal sizes with scaling multipliers (since 6.0)
''''''''''''''''''''''''''''''''''''''''''''''''''''''
Input parameters that take a size value should only use a size suffix
(such as 'k' or 'M') when the base is written in decimal, and not when
the value is hexadecimal. That is, '0x20M' is deprecated, and should
be written either as '32M' or as '0x2000000'.
``-spice password=string`` (since 6.0)
''''''''''''''''''''''''''''''''''''''
@ -186,19 +165,6 @@ accepted incorrect commands will return an error. Users should make sure that
all arguments passed to ``device_add`` are consistent with the documented
property types.
``query-sgx`` return value member ``section-size`` (since 7.0)
''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
Member ``section-size`` in return value elements with meta-type ``uint64`` is
deprecated. Use ``sections`` instead.
``query-sgx-capabilities`` return value member ``section-size`` (since 7.0)
'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
Member ``section-size`` in return value elements with meta-type ``uint64`` is
deprecated. Use ``sections`` instead.
System accelerators
-------------------

41
docs/about/removed-features.rst
View File

@ -408,6 +408,19 @@ pcspk-audiodev=<name>``.
Use ``-device`` instead.
Hexadecimal sizes with scaling multipliers (since 8.0)
''''''''''''''''''''''''''''''''''''''''''''''''''''''
Input parameters that take a size value should only use a size suffix
(such as 'k' or 'M') when the base is written in decimal, and not when
the value is hexadecimal. That is, '0x20M' should be written either as
'32M' or as '0x2000000'.
``-chardev`` backend aliases ``tty`` and ``parport`` (removed in 8.0)
'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
``tty`` and ``parport`` used to be aliases for ``serial`` and ``parallel``
respectively. The actual backend names should be used instead.
QEMU Machine Protocol (QMP) commands
------------------------------------
@ -494,6 +507,19 @@ type of array items in query-named-block-nodes.
Specify the properties for the object as top-level arguments instead.
``query-sgx`` return value member ``section-size`` (removed in 8.0)
'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
Member ``section-size`` in the return value of ``query-sgx``
was superseded by ``sections``.
``query-sgx-capabilities`` return value member ``section-size`` (removed in 8.0)
''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
Member ``section-size`` in the return value of ``query-sgx-capabilities``
was superseded by ``sections``.
Human Monitor Protocol (HMP) commands
-------------------------------------
@ -565,9 +591,8 @@ KVM guest support on 32-bit Arm hosts (removed in 5.2)
''''''''''''''''''''''''''''''''''''''''''''''''''''''
The Linux kernel has dropped support for allowing 32-bit Arm systems
to host KVM guests as of the 5.7 kernel. Accordingly, QEMU is deprecating
its support for this configuration and will remove it in a future version.
Running 32-bit guests on a 64-bit Arm host remains supported.
to host KVM guests as of the 5.7 kernel, and was thus removed from QEMU
as well. Running 32-bit guests on a 64-bit Arm host remains supported.
RISC-V ISA Specific CPUs (removed in 5.1)
'''''''''''''''''''''''''''''''''''''''''
@ -617,6 +642,16 @@ x86 ``Icelake-Client`` CPU (removed in 7.1)
There isn't ever Icelake Client CPU, it is some wrong and imaginary one.
Use ``Icelake-Server`` instead.
System accelerators
-------------------
Userspace local APIC with KVM (x86, removed 8.0)
''''''''''''''''''''''''''''''''''''''''''''''''
``-M kernel-irqchip=off`` cannot be used on KVM if the CPU model includes
a local APIC. The ``split`` setting is supported, as is using ``-M
kernel-irqchip=off`` when the CPU does not have a local APIC.
System emulator machines
------------------------

4
docs/qdev-device-use.txt
View File

@ -216,11 +216,11 @@ LEGACY-CHARDEV translates to -chardev HOST-OPTS... as follows:
* unix:FNAME becomes -chardev socket,path=FNAME
* /dev/parportN becomes -chardev parport,file=/dev/parportN
* /dev/parportN becomes -chardev parallel,file=/dev/parportN
* /dev/ppiN likewise
* Any other /dev/FNAME becomes -chardev tty,path=/dev/FNAME
* Any other /dev/FNAME becomes -chardev serial,path=/dev/FNAME
* mon:LEGACY-CHARDEV is special: it multiplexes the monitor onto the
character device defined by LEGACY-CHARDEV. -chardev provides more

1
hw/core/machine.c
View File

@ -12,6 +12,7 @@
#include "qemu/osdep.h"
#include "qemu/option.h"
#include "qemu/accel.h"
#include "qapi/qmp/qerror.h"
#include "sysemu/replay.h"
#include "qemu/units.h"

2
hw/i386/amd_iommu.c
View File

@ -1368,7 +1368,7 @@ static MemTxResult amdvi_mem_ir_write(void *opaque, hwaddr addr,
return MEMTX_ERROR;
}
apic_get_class()->send_msi(&to);
apic_get_class(NULL)->send_msi(&to);
trace_amdvi_mem_ir_write(to.address, to.data);
return MEMTX_OK;

4
hw/i386/intel_iommu.c
View File

@ -396,7 +396,7 @@ static void vtd_generate_interrupt(IntelIOMMUState *s, hwaddr mesg_addr_reg,
trace_vtd_irq_generate(msi.address, msi.data);
apic_get_class()->send_msi(&msi);
apic_get_class(NULL)->send_msi(&msi);
}
/* Generate a fault event to software via MSI if conditions are met.
@ -3529,7 +3529,7 @@ static MemTxResult vtd_mem_ir_write(void *opaque, hwaddr addr,
return MEMTX_ERROR;
}
apic_get_class()->send_msi(&to);
apic_get_class(NULL)->send_msi(&to);
return MEMTX_OK;
}

15
hw/i386/sgx.c
View File

@ -83,7 +83,7 @@ static uint64_t sgx_calc_section_metric(uint64_t low, uint64_t high)
((high & MAKE_64BIT_MASK(0, 20)) << 32);
}
static SGXEPCSectionList *sgx_calc_host_epc_sections(uint64_t *size)
static SGXEPCSectionList *sgx_calc_host_epc_sections(void)
{
SGXEPCSectionList *head = NULL, **tail = &head;
SGXEPCSection *section;
@ -106,7 +106,6 @@ static SGXEPCSectionList *sgx_calc_host_epc_sections(uint64_t *size)
section = g_new0(SGXEPCSection, 1);
section->node = j++;
section->size = sgx_calc_section_metric(ecx, edx);
*size += section->size;
QAPI_LIST_APPEND(tail, section);
}
@ -157,7 +156,6 @@ SGXInfo *qmp_query_sgx_capabilities(Error **errp)
{
SGXInfo *info = NULL;
uint32_t eax, ebx, ecx, edx;
uint64_t size = 0;
int fd = qemu_open_old("/dev/sgx_vepc", O_RDWR);
if (fd < 0) {
@ -175,8 +173,7 @@ SGXInfo *qmp_query_sgx_capabilities(Error **errp)
info->sgx1 = eax & (1U << 0) ? true : false;
info->sgx2 = eax & (1U << 1) ? true : false;
info->sections = sgx_calc_host_epc_sections(&size);
info->section_size = size;
info->sections = sgx_calc_host_epc_sections();
close(fd);
@ -223,14 +220,12 @@ SGXInfo *qmp_query_sgx(Error **errp)
return NULL;
}
SGXEPCState *sgx_epc = &pcms->sgx_epc;
info = g_new0(SGXInfo, 1);
info->sgx = true;
info->sgx1 = true;
info->sgx2 = true;
info->flc = true;
info->section_size = sgx_epc->size;
info->sections = sgx_get_epc_sections_list();
return info;
@ -241,6 +236,7 @@ void hmp_info_sgx(Monitor *mon, const QDict *qdict)
Error *err = NULL;
SGXEPCSectionList *section_list, *section;
g_autoptr(SGXInfo) info = qmp_query_sgx(&err);
uint64_t size = 0;
if (err) {
error_report_err(err);
@ -254,8 +250,6 @@ void hmp_info_sgx(Monitor *mon, const QDict *qdict)
info->sgx2 ? "enabled" : "disabled");
monitor_printf(mon, "FLC support: %s\n",
info->flc ? "enabled" : "disabled");
monitor_printf(mon, "size: %" PRIu64 "\n",
info->section_size);
section_list = info->sections;
for (section = section_list; section; section = section->next) {
@ -263,7 +257,10 @@ void hmp_info_sgx(Monitor *mon, const QDict *qdict)
section->value->node);
monitor_printf(mon, "size=%" PRIu64 "\n",
section->value->size);
size += section->value->size;
}
monitor_printf(mon, "total size=%" PRIu64 "\n",
size);
}
bool sgx_epc_get_section(int section_nr, uint64_t *addr, uint64_t *size)

43
hw/ide/core.c
View File

@ -1648,6 +1648,13 @@ static bool cmd_set_features(IDEState *s, uint8_t cmd)
/* XXX: valid for CDROM ? */
switch (s->feature) {
case 0x01: /* 8-bit I/O enable (CompactFlash) */
case 0x81: /* 8-bit I/O disable (CompactFlash) */
if (s->drive_kind != IDE_CFATA) {
goto abort_cmd;
}
s->io8 = !(s->feature & 0x80);
return true;
case 0x02: /* write cache enable */
blk_set_enable_write_cache(s->blk, true);
identify_data = (uint16_t *)s->identify_data;
@ -2374,12 +2381,20 @@ void ide_data_writew(void *opaque, uint32_t addr, uint32_t val)
}
p = s->data_ptr;
if (p + 2 > s->data_end) {
return;
}
if (s->io8) {
if (p + 1 > s->data_end) {
return;
}
*(uint16_t *)p = le16_to_cpu(val);
p += 2;
*p++ = val;
} else {
if (p + 2 > s->data_end) {
return;
}
*(uint16_t *)p = le16_to_cpu(val);
p += 2;
}
s->data_ptr = p;
if (p >= s->data_end) {
s->status &= ~DRQ_STAT;
@ -2401,12 +2416,20 @@ uint32_t ide_data_readw(void *opaque, uint32_t addr)
}
p = s->data_ptr;
if (p + 2 > s->data_end) {
return 0;
}
if (s->io8) {
if (p + 1 > s->data_end) {
return 0;
}
ret = cpu_to_le16(*(uint16_t *)p);
p += 2;
ret = *p++;
} else {
if (p + 2 > s->data_end) {
return 0;
}
ret = cpu_to_le16(*(uint16_t *)p);
p += 2;
}
s->data_ptr = p;
if (p >= s->data_end) {
s->status &= ~DRQ_STAT;

32
hw/ide/qdev.c
View File

@ -283,6 +283,11 @@ static void ide_cd_realize(IDEDevice *dev, Error **errp)
ide_dev_initfn(dev, IDE_CD, errp);
}
static void ide_cf_realize(IDEDevice *dev, Error **errp)
{
ide_dev_initfn(dev, IDE_CFATA, errp);
}
#define DEFINE_IDE_DEV_PROPERTIES() \
DEFINE_BLOCK_PROPERTIES(IDEDrive, dev.conf), \
DEFINE_BLOCK_ERROR_PROPERTIES(IDEDrive, dev.conf), \
@ -341,6 +346,32 @@ static const TypeInfo ide_cd_info = {
.class_init = ide_cd_class_init,
};
static Property ide_cf_properties[] = {
DEFINE_IDE_DEV_PROPERTIES(),
DEFINE_BLOCK_CHS_PROPERTIES(IDEDrive, dev.conf),
DEFINE_PROP_BIOS_CHS_TRANS("bios-chs-trans",
IDEDrive, dev.chs_trans, BIOS_ATA_TRANSLATION_AUTO),
DEFINE_PROP_END_OF_LIST(),
};
static void ide_cf_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
IDEDeviceClass *k = IDE_DEVICE_CLASS(klass);
k->realize = ide_cf_realize;
dc->fw_name = "drive";
dc->desc = "virtual CompactFlash card";
device_class_set_props(dc, ide_cf_properties);
}
static const TypeInfo ide_cf_info = {
.name = "ide-cf",
.parent = TYPE_IDE_DEVICE,
.instance_size = sizeof(IDEDrive),
.class_init = ide_cf_class_init,
};
static void ide_device_class_init(ObjectClass *klass, void *data)
{
DeviceClass *k = DEVICE_CLASS(klass);
@ -365,6 +396,7 @@ static void ide_register_types(void)
type_register_static(&ide_bus_info);
type_register_static(&ide_hd_info);
type_register_static(&ide_cd_info);
type_register_static(&ide_cf_info);
type_register_static(&ide_device_type_info);
}

1
include/hw/boards.h
View File

@ -6,7 +6,6 @@
#include "exec/memory.h"
#include "sysemu/hostmem.h"
#include "sysemu/blockdev.h"
#include "qemu/accel.h"
#include "qapi/qapi-types-machine.h"
#include "qemu/module.h"
#include "qom/object.h"

2
include/hw/i386/apic_internal.h
View File

@ -226,6 +226,6 @@ static inline int apic_get_bit(uint32_t *tab, int index)
return !!(tab[i] & mask);
}
APICCommonClass *apic_get_class(void);
APICCommonClass *apic_get_class(Error **errp);
#endif /* QEMU_APIC_INTERNAL_H */

1
include/hw/ide/internal.h
View File

@ -402,6 +402,7 @@ struct IDEState {
uint8_t select;
uint8_t status;
bool io8;
bool reset_reverts;
/* set for lba48 access */

4
include/qemu/accel.h
View File

@ -26,10 +26,10 @@
#include "qom/object.h"
#include "exec/hwaddr.h"
typedef struct AccelState {
struct AccelState {
/*< private >*/
Object parent_obj;
} AccelState;
};
typedef struct AccelClass {
/*< private >*/

1
include/qemu/typedefs.h
View File

@ -21,6 +21,7 @@
* Incomplete struct types
* Please keep this list in case-insensitive alphabetical order.
*/
typedef struct AccelState AccelState;
typedef struct AdapterInfo AdapterInfo;
typedef struct AddressSpace AddressSpace;
typedef struct AioContext AioContext;

83
meson.build
View File

@ -14,8 +14,8 @@ keyval = import('keyval')
ss = import('sourceset')
fs = import('fs')
targetos = host_machine.system()
sh = find_program('sh')
cc = meson.get_compiler('c')
config_host = keyval.load(meson.current_build_dir() / 'config-host.mak')
enable_modules = 'CONFIG_MODULES' in config_host
enable_static = 'CONFIG_STATIC' in config_host
@ -23,6 +23,18 @@ enable_static = 'CONFIG_STATIC' in config_host
# Allow both shared and static libraries unless --enable-static
static_kwargs = enable_static ? {'static': true} : {}
cc = meson.get_compiler('c')
all_languages = ['c']
if add_languages('cpp', required: false, native: false)
all_languages += ['cpp']
cxx = meson.get_compiler('cpp')
endif
if targetos == 'darwin' and \
add_languages('objc', required: get_option('cocoa'), native: false)
all_languages += ['objc']
objc = meson.get_compiler('objc')
endif
# Temporary directory used for files created while
# configure runs. Since it is in the build directory
# we can safely blow away any previous version of it
@ -58,8 +70,6 @@ if cpu in ['riscv32', 'riscv64']
cpu = 'riscv'
endif
targetos = host_machine.system()
target_dirs = config_host['TARGET_DIRS'].split()
have_linux_user = false
have_bsd_user = false
@ -165,7 +175,7 @@ if 'dtrace' in get_option('trace_backends')
# semaphores are linked into the main binary and not the module's shared
# object.
add_global_arguments('-DSTAP_SDT_V2',
native: false, language: ['c', 'cpp', 'objc'])
native: false, language: all_languages)
endif
endif
@ -193,10 +203,7 @@ qemu_ldflags += cc.get_supported_link_arguments('-Wl,-z,relro', '-Wl,-z,now')
if targetos == 'windows'
qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat')
# Disable ASLR for debug builds to allow debugging with gdb
if get_option('optimization') == '0'
qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase')
endif
qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase', '-Wl,--high-entropy-va')
endif
if get_option('gprof')
@ -210,7 +217,7 @@ endif
if get_option('fuzzing')
add_project_link_arguments(['-Wl,-T,',
(meson.current_source_dir() / 'tests/qtest/fuzz/fork_fuzz.ld')],
native: false, language: ['c', 'cpp', 'objc'])
native: false, language: all_languages)
# Specify a filter to only instrument code that is directly related to
# virtual-devices.
@ -223,7 +230,7 @@ if get_option('fuzzing')
args: ['-fsanitize-coverage-allowlist=/dev/null',
'-fsanitize-coverage=trace-pc'] )
add_global_arguments('-fsanitize-coverage-allowlist=instrumentation-filter',
native: false, language: ['c', 'cpp', 'objc'])
native: false, language: all_languages)
endif
if get_option('fuzzing_engine') == ''
@ -232,9 +239,9 @@ if get_option('fuzzing')
# everything with fsanitize=fuzzer-no-link. Otherwise, the linker will be
# unable to bind the fuzzer-related callbacks added by instrumentation.
add_global_arguments('-fsanitize=fuzzer-no-link',
native: false, language: ['c', 'cpp', 'objc'])
native: false, language: all_languages)
add_global_link_arguments('-fsanitize=fuzzer-no-link',
native: false, language: ['c', 'cpp', 'objc'])
native: false, language: all_languages)
# For the actual fuzzer binaries, we need to link against the libfuzzer
# library. They need to be configurable, to support OSS-Fuzz
fuzz_exe_ldflags = ['-fsanitize=fuzzer']
@ -245,15 +252,11 @@ if get_option('fuzzing')
endif
endif
add_global_arguments(qemu_cflags, native: false, language: ['c'])
add_global_arguments(qemu_objcflags, native: false, language: ['objc'])
# Check that the C++ compiler exists and works with the C compiler.
link_language = 'c'
linker = cc
qemu_cxxflags = []
if add_languages('cpp', required: false, native: false)
cxx = meson.get_compiler('cpp')
if 'cpp' in all_languages
add_global_arguments(['-D__STDC_LIMIT_MACROS', '-D__STDC_CONSTANT_MACROS', '-D__STDC_FORMAT_MACROS'],
native: false, language: 'cpp')
foreach k: qemu_cflags
@ -262,7 +265,6 @@ if add_languages('cpp', required: false, native: false)
qemu_cxxflags += [k]
endif
endforeach
add_global_arguments(qemu_cxxflags, native: false, language: 'cpp')
if cxx.links(files('scripts/main.c'), args: qemu_cflags)
link_language = 'cpp'
@ -278,22 +280,21 @@ if targetos != 'sunos' and not config_host.has_key('CONFIG_TSAN')
qemu_ldflags += linker.get_supported_link_arguments('-Wl,--warn-common')
endif
add_global_link_arguments(qemu_ldflags, native: false, language: ['c', 'cpp', 'objc'])
add_global_link_arguments(qemu_ldflags, native: false, language: all_languages)
add_global_arguments(qemu_cflags, native: false, language: 'c')
add_global_arguments(qemu_cxxflags, native: false, language: 'cpp')
add_global_arguments(qemu_objcflags, native: false, language: 'objc')
if targetos == 'linux'
add_project_arguments('-isystem', meson.current_source_dir() / 'linux-headers',
'-isystem', 'linux-headers',
language: ['c', 'cpp'])
language: all_languages)
endif
add_project_arguments('-iquote', '.',
'-iquote', meson.current_source_dir(),
'-iquote', meson.current_source_dir() / 'include',
language: ['c', 'cpp', 'objc'])
if host_machine.system() == 'darwin'
add_languages('objc', required: false, native: false)
endif
language: all_languages)
sparse = find_program('cgcc', required: get_option('sparse'))
if sparse.found()
@ -476,7 +477,7 @@ if get_option('tcg').allowed()
tcg_arch = 'ppc'
endif
add_project_arguments('-iquote', meson.current_source_dir() / 'tcg' / tcg_arch,
language: ['c', 'cpp', 'objc'])
language: all_languages)
accelerators += 'CONFIG_TCG'
config_host += { 'CONFIG_TCG': 'y' }
@ -502,7 +503,7 @@ endif
# The path to glib.h is added to all compilation commands. This was
# grandfathered in from the QEMU Makefiles.
add_project_arguments(config_host['GLIB_CFLAGS'].split(),
native: false, language: ['c', 'cpp', 'objc'])
native: false, language: all_languages)
glib = declare_dependency(compile_args: config_host['GLIB_CFLAGS'].split(),
link_args: config_host['GLIB_LIBS'].split(),
version: config_host['GLIB_VERSION'],
@ -1727,8 +1728,8 @@ if get_option('cfi')
error('-fno-sanitize-trap=cfi-icall is not supported by the compiler')
endif
endif
add_global_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
add_global_link_arguments(cfi_flags, native: false, language: ['c', 'cpp', 'objc'])
add_global_arguments(cfi_flags, native: false, language: all_languages)
add_global_link_arguments(cfi_flags, native: false, language: all_languages)
endif
have_host_block_device = (targetos != 'darwin' or
@ -3758,26 +3759,28 @@ endif
if targetos == 'darwin'
summary_info += {'Objective-C compiler': ' '.join(meson.get_compiler('objc').cmd_array())}
endif
summary_info += {'CFLAGS': ' '.join(get_option('c_args')
+ ['-O' + get_option('optimization')]
+ (get_option('debug') ? ['-g'] : []))}
option_cflags = (get_option('debug') ? ['-g'] : [])
if get_option('optimization') != 'plain'
option_cflags += ['-O' + get_option('optimization')]
endif
summary_info += {'CFLAGS': ' '.join(get_option('c_args') + option_cflags)}
if link_language == 'cpp'
summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args')
+ ['-O' + get_option('optimization')]
+ (get_option('debug') ? ['-g'] : []))}
summary_info += {'CXXFLAGS': ' '.join(get_option('cpp_args') + option_cflags)}
endif
if targetos == 'darwin'
summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args')
+ ['-O' + get_option('optimization')]
+ (get_option('debug') ? ['-g'] : []))}
summary_info += {'OBJCFLAGS': ' '.join(get_option('objc_args') + option_cflags)}
endif
link_args = get_option(link_language + '_link_args')
if link_args.length() > 0
summary_info += {'LDFLAGS': ' '.join(link_args)}
endif
summary_info += {'QEMU_CFLAGS': ' '.join(qemu_cflags)}
summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)}
summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)}
if 'cpp' in all_languages
summary_info += {'QEMU_CXXFLAGS': ' '.join(qemu_cxxflags)}
endif
if 'objc' in all_languages
summary_info += {'QEMU_OBJCFLAGS': ' '.join(qemu_objcflags)}
endif
summary_info += {'QEMU_LDFLAGS': ' '.join(qemu_ldflags)}
summary_info += {'profiler': get_option('profiler')}
summary_info += {'link-time optimization (LTO)': get_option('b_lto')}

12
qapi/misc-target.json
View File

@ -329,14 +329,8 @@
#
# @flc: true if FLC is supported
#
# @section-size: The EPC section size for guest
# Redundant with @sections. Just for backward compatibility.
#
# @sections: The EPC sections info for guest (Since: 7.0)
#
# Features:
# @deprecated: Member @section-size is deprecated. Use @sections instead.
#
# Since: 6.2
##
{ 'struct': 'SGXInfo',
@ -344,8 +338,6 @@
'sgx1': 'bool',
'sgx2': 'bool',
'flc': 'bool',
'section-size': { 'type': 'uint64',
'features': [ 'deprecated' ] },
'sections': ['SGXEPCSection']},
'if': 'TARGET_I386' }
@ -362,7 +354,7 @@
#
# -> { "execute": "query-sgx" }
# <- { "return": { "sgx": true, "sgx1" : true, "sgx2" : true,
# "flc": true, "section-size" : 96468992,
# "flc": true,
# "sections": [{"node": 0, "size": 67108864},
# {"node": 1, "size": 29360128}]} }
#
@ -382,7 +374,7 @@
#
# -> { "execute": "query-sgx-capabilities" }
# <- { "return": { "sgx": true, "sgx1" : true, "sgx2" : true,
# "flc": true, "section-size" : 96468992,
# "flc": true,
# "section" : [{"node": 0, "size": 67108864},
# {"node": 1, "size": 29360128}]} }
#

11
qemu-options.hx
View File

@ -3379,11 +3379,9 @@ DEF("chardev", HAS_ARG, QEMU_OPTION_chardev,
#if defined(__linux__) || defined(__sun__) || defined(__FreeBSD__) \
|| defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__)
"-chardev serial,id=id,path=path[,mux=on|off][,logfile=PATH][,logappend=on|off]\n"
"-chardev tty,id=id,path=path[,mux=on|off][,logfile=PATH][,logappend=on|off]\n"
#endif
#if defined(__linux__) || defined(__FreeBSD__) || defined(__DragonFly__)
"-chardev parallel,id=id,path=path[,mux=on|off][,logfile=PATH][,logappend=on|off]\n"
"-chardev parport,id=id,path=path[,mux=on|off][,logfile=PATH][,logappend=on|off]\n"
#endif
#if defined(CONFIG_SPICE)
"-chardev spicevmc,id=id,name=name[,debug=debug][,logfile=PATH][,logappend=on|off]\n"
@ -3398,7 +3396,7 @@ The general form of a character device option is:
``-chardev backend,id=id[,mux=on|off][,options]``
Backend is one of: ``null``, ``socket``, ``udp``, ``msmouse``,
``vc``, ``ringbuf``, ``file``, ``pipe``, ``console``, ``serial``,
``pty``, ``stdio``, ``braille``, ``tty``, ``parallel``, ``parport``,
``pty``, ``stdio``, ``braille``, ``parallel``,
``spicevmc``, ``spiceport``. The specific backend will determine the
applicable options.
@ -3622,15 +3620,8 @@ The available backends are:
Connect to a local BrlAPI server. ``braille`` does not take any
options.
``-chardev tty,id=id,path=path``
``tty`` is only available on Linux, Sun, FreeBSD, NetBSD, OpenBSD
and DragonFlyBSD hosts. It is an alias for ``serial``.
``path`` specifies the path to the tty. ``path`` is required.
``-chardev parallel,id=id,path=path``
\
``-chardev parport,id=id,path=path``
``parallel`` is only available on Linux, FreeBSD and DragonFlyBSD
hosts.

2
scripts/ci/org.centos/stream/8/x86_64/configure vendored
View File

@ -188,7 +188,7 @@
--enable-tcg \
--enable-tools \
--enable-tpm \
--enable-trace-backend=dtrace \
--enable-trace-backends=dtrace \
--enable-usb-redir \
--enable-virtiofsd \
--enable-vhost-kernel \

1
scripts/symlink-install-tree.py
View File

@ -17,7 +17,6 @@ introspect = os.environ.get('MESONINTROSPECT')
out = subprocess.run([*introspect.split(' '), '--installed'],
stdout=subprocess.PIPE, check=True).stdout
for source, dest in json.loads(out).items():
assert os.path.isabs(source)
bundle_dest = destdir_join('qemu-bundle', dest)
path = os.path.dirname(bundle_dest)
try:

15
target/i386/cpu-sysemu.c
View File

@ -247,12 +247,16 @@ void x86_cpu_machine_reset_cb(void *opaque)
cpu_reset(CPU(cpu));
}
APICCommonClass *apic_get_class(void)
APICCommonClass *apic_get_class(Error **errp)
{
const char *apic_type = "apic";
/* TODO: in-kernel irqchip for hvf */
if (kvm_apic_in_kernel()) {
if (kvm_enabled()) {
if (!kvm_apic_in_kernel()) {
error_setg(errp, "KVM does not support userspace APIC");
return NULL;
}
apic_type = "kvm-apic";
} else if (xen_enabled()) {
apic_type = "xen-apic";
@ -266,10 +270,13 @@ APICCommonClass *apic_get_class(void)
void x86_cpu_apic_create(X86CPU *cpu, Error **errp)
{
APICCommonState *apic;
ObjectClass *apic_class = OBJECT_CLASS(apic_get_class());
APICCommonClass *apic_class = apic_get_class(errp);
cpu->apic_state = DEVICE(object_new_with_class(apic_class));
if (!apic_class) {
return;
}
cpu->apic_state = DEVICE(object_new_with_class(OBJECT_CLASS(apic_class)));
object_property_add_child(OBJECT(cpu), "lapic",
OBJECT(cpu->apic_state));
object_unref(OBJECT(cpu->apic_state));

4
target/i386/cpu.c
View File

@ -1233,7 +1233,7 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
.feat_names = {
"sgx1", "sgx2", NULL, NULL,
NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL,
NULL, NULL, NULL, "sgx-edeccssa",
NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL,
@ -1273,7 +1273,7 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
.feat_names = {
NULL, "sgx-debug", "sgx-mode64", NULL,
"sgx-provisionkey", "sgx-tokenkey", NULL, "sgx-kss",
NULL, NULL, NULL, NULL,
NULL, NULL, "sgx-aex-notify", NULL,
NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL,

6
tests/qapi-schema/meson.build
View File

@ -277,10 +277,6 @@ if build_docs
command: ['perl', '-pe', '$x = chr 13; s/$x$//', '@INPUT@'],
capture: true)
# "full_path()" needed here to work around
# https://github.com/mesonbuild/meson/issues/7585
test('QAPI rST doc', diff, args: ['-u', qapi_doc_ref_nocr[0].full_path(),
qapi_doc_out_nocr[0].full_path()],
depends: [qapi_doc_ref_nocr, qapi_doc_out_nocr],
test('QAPI rST doc', diff, args: ['-u', qapi_doc_ref_nocr[0], qapi_doc_out_nocr[0]],
suite: ['qapi-schema', 'qapi-doc'])
endif

8
tests/unit/test-cutils.c
View File

@ -2315,6 +2315,14 @@ static void test_qemu_strtosz_invalid(void)
g_assert_cmpint(res, ==, 0xbaadf00d);
g_assert(endptr == str);
/* No suffixes */
str = "0x18M";
endptr = NULL;
err = qemu_strtosz(str, &endptr, &res);
g_assert_cmpint(err, ==, -EINVAL);
g_assert_cmpint(res, ==, 0xbaadf00d);
g_assert(endptr == str);
/* No negative values */
str = "-0";
endptr = NULL;

14
util/cutils.c
View File

@ -197,10 +197,8 @@ static int64_t suffix_mul(char suffix, int64_t unit)
* fractional portion is truncated to byte
* - 0x7fEE - hexadecimal, unit determined by @default_suffix
*
* The following cause a deprecation warning, and may be removed in the future
* - 0xabc{kKmMgGtTpP} - hex with scaling suffix
*
* The following are intentionally not supported
* - hex with scaling suffix, such as 0x20M
* - octal, such as 08
* - fractional hex, such as 0x1.8
* - floating point exponents, such as 1e3
@ -222,7 +220,6 @@ static int do_strtosz(const char *nptr, const char **end,
int retval;
const char *endptr, *f;
unsigned char c;
bool hex = false;
uint64_t val, valf = 0;
int64_t mul;
@ -237,17 +234,16 @@ static int do_strtosz(const char *nptr, const char **end,
goto out;
}
if (val == 0 && (*endptr == 'x' || *endptr == 'X')) {
/* Input looks like hex, reparse, and insist on no fraction. */
/* Input looks like hex; reparse, and insist on no fraction or suffix. */
retval = qemu_strtou64(nptr, &endptr, 16, &val);
if (retval) {
goto out;
}
if (*endptr == '.') {
if (*endptr == '.' || suffix_mul(*endptr, unit) > 0) {
endptr = nptr;
retval = -EINVAL;
goto out;
}
hex = true;
} else if (*endptr == '.') {
/*
* Input looks like a fraction. Make sure even 1.k works
@ -272,10 +268,6 @@ static int do_strtosz(const char *nptr, const char **end,
c = *endptr;
mul = suffix_mul(c, unit);
if (mul > 0) {
if (hex) {
warn_report("Using a multiplier suffix on hex numbers "
"is deprecated: %s", nptr);
}
endptr++;
} else {
mul = suffix_mul(default_suffix, unit);

84
util/log.c
View File

@ -45,7 +45,6 @@ static __thread FILE *thread_file;
static __thread Notifier qemu_log_thread_cleanup_notifier;
int qemu_loglevel;
static bool log_append;
static bool log_per_thread;
static GArray *debug_regions;
@ -80,13 +79,15 @@ static int log_thread_id(void)
static void qemu_log_thread_cleanup(Notifier *n, void *unused)
{
fclose(thread_file);
thread_file = NULL;
if (thread_file != stderr) {
fclose(thread_file);
thread_file = NULL;
}
}
/* Lock/unlock output. */
FILE *qemu_log_trylock(void)
static FILE *qemu_log_trylock_with_err(Error **errp)
{
FILE *logfile;
@ -97,6 +98,9 @@ FILE *qemu_log_trylock(void)
= g_strdup_printf(global_filename, log_thread_id());
logfile = fopen(filename, "w");
if (!logfile) {
error_setg_errno(errp, errno,
"Error opening logfile %s for thread %d",
filename, log_thread_id());
return NULL;
}
thread_file = logfile;
@ -123,6 +127,11 @@ FILE *qemu_log_trylock(void)
return logfile;
}
FILE *qemu_log_trylock(void)
{
return qemu_log_trylock_with_err(NULL);
}
void qemu_log_unlock(FILE *logfile)
{
if (logfile) {
@ -266,40 +275,61 @@ static bool qemu_set_log_internal(const char *filename, bool changed_name,
#endif
qemu_loglevel = log_flags;
/*
* In all cases we only log if qemu_loglevel is set.
* Also:
* If per-thread, open the file for each thread in qemu_log_lock.
* If not daemonized we will always log either to stderr
* or to a file (if there is a filename).
* If we are daemonized, we will only log if there is a filename.
*/
daemonized = is_daemonized();
need_to_open_file = log_flags && !per_thread && (!daemonized || filename);
need_to_open_file = false;
if (!daemonized) {
/*
* If not daemonized we only log if qemu_loglevel is set, either to
* stderr or to a file (if there is a filename).
* If per-thread, open the file for each thread in qemu_log_trylock().
*/
need_to_open_file = qemu_loglevel && !log_per_thread;
} else {
/*
* If we are daemonized, we will only log if there is a filename.
*/
need_to_open_file = filename != NULL;
}
if (logfile && (!need_to_open_file || changed_name)) {
qatomic_rcu_set(&global_file, NULL);
if (logfile != stderr) {
if (logfile) {
fflush(logfile);
if (changed_name && logfile != stderr) {
RCUCloseFILE *r = g_new0(RCUCloseFILE, 1);
r->fd = logfile;
qatomic_rcu_set(&global_file, NULL);
call_rcu(r, rcu_close_file, rcu);
logfile = NULL;
}
logfile = NULL;
}
if (log_per_thread && daemonized) {
logfile = thread_file;
}
if (!logfile && need_to_open_file) {
if (filename) {
logfile = fopen(filename, log_append ? "a" : "w");
if (!logfile) {
error_setg_errno(errp, errno, "Error opening logfile %s",
filename);
return false;
if (log_per_thread) {
logfile = qemu_log_trylock_with_err(errp);
if (!logfile) {
return false;
}
qemu_log_unlock(logfile);
} else {
logfile = fopen(filename, "w");
if (!logfile) {
error_setg_errno(errp, errno, "Error opening logfile %s",
filename);
return false;
}
}
/* In case we are a daemon redirect stderr to logfile */
if (daemonized) {
dup2(fileno(logfile), STDERR_FILENO);
fclose(logfile);
/* This will skip closing logfile in rcu_close_file. */
/*
* This will skip closing logfile in rcu_close_file()
* or qemu_log_thread_cleanup().
*/
logfile = stderr;
}
} else {
@ -308,9 +338,11 @@ static bool qemu_set_log_internal(const char *filename, bool changed_name,
logfile = stderr;
}
log_append = 1;
qatomic_rcu_set(&global_file, logfile);
if (log_per_thread && daemonized) {
thread_file = logfile;
} else {
qatomic_rcu_set(&global_file, logfile);
}
}
return true;
}