Small patches, without the one that introduces -fwrapv.

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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

Small patches, without the one that introduces -fwrapv.

# gpg: Signature made Thu 26 Nov 2015 15:48:53 GMT using RSA key ID 78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"

* remotes/bonzini/tags/for-upstream:
  target-i386: kvm: Print warning when clearing mcg_cap bits
  target-i386: kvm: Use env->mcg_cap when setting up MCE
  target-i386: kvm: Abort if MCE bank count is not supported by host
  virtio-scsi: don't crash without a valid device
  target-sparc: fix 32-bit truncation in fpackfix
  exec: remove warning about mempath and hugetlbfs
  Revert "exec: silence hugetlbfs warning under qtest"
  call bdrv_drain_all() even if the vm is stopped
  MAINTAINERS: Update TCG CPU cores section

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2015-11-26 15:56:53 +00:00
commit 317e4db6e9
8 changed files with 47 additions and 34 deletions

View File

@ -62,14 +62,22 @@ Guest CPU cores (TCG):
----------------------
Overall
L: qemu-devel@nongnu.org
S: Odd fixes
M: Paolo Bonzini <pbonzini@redhat.com>
M: Peter Crosthwaite <crosthwaite.peter@gmail.com>
M: Richard Henderson <rth@twiddle.net>
S: Maintained
F: cpu-exec.c
F: cpu-exec-common.c
F: cpus.c
F: cputlb.c
F: exec.c
F: softmmu_template.h
F: translate-all.c
F: include/exec/cpu_ldst.h
F: include/exec/cpu_ldst_template.h
F: translate-all.*
F: translate-common.c
F: include/exec/cpu*.h
F: include/exec/exec-all.h
F: include/exec/helper*.h
F: include/exec/tb-hash.h
Alpha
M: Richard Henderson <rth@twiddle.net>
@ -1042,6 +1050,7 @@ S: Supported
F: include/exec/ioport.h
F: ioport.c
F: include/exec/memory.h
F: include/exec/ram_addr.h
F: memory.c
F: include/exec/memory-internal.h
F: exec.c

2
cpus.c
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@ -1415,6 +1415,8 @@ int vm_stop_force_state(RunState state)
return vm_stop(state);
} else {
runstate_set(state);
bdrv_drain_all();
/* Make sure to return an error if the flush in a previous vm_stop()
* failed. */
return bdrv_flush_all();

6
exec.c
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@ -51,7 +51,6 @@
#include "qemu/main-loop.h"
#include "translate-all.h"
#include "sysemu/replay.h"
#include "sysemu/qtest.h"
#include "exec/memory-internal.h"
#include "exec/ram_addr.h"
@ -1197,11 +1196,6 @@ static long gethugepagesize(const char *path, Error **errp)
return 0;
}
if (!qtest_driver() &&
fs.f_type != HUGETLBFS_MAGIC) {
fprintf(stderr, "Warning: path not on HugeTLBFS: %s\n", path);
}
return fs.f_bsize;
}

View File

@ -250,7 +250,7 @@ static int virtio_scsi_do_tmf(VirtIOSCSI *s, VirtIOSCSIReq *req)
int target;
int ret = 0;
if (s->dataplane_started) {
if (s->dataplane_started && d) {
assert(blk_get_aio_context(d->conf.blk) == s->ctx);
}
/* Here VIRTIO_SCSI_S_OK means "FUNCTION COMPLETE". */

View File

@ -286,6 +286,8 @@
#define MCE_CAP_DEF (MCG_CTL_P|MCG_SER_P)
#define MCE_BANKS_DEF 10
#define MCG_CAP_BANKS_MASK 0xff
#define MCG_STATUS_RIPV (1ULL<<0) /* restart ip valid */
#define MCG_STATUS_EIPV (1ULL<<1) /* ip points to correct instruction */
#define MCG_STATUS_MCIP (1ULL<<2) /* machine check in progress */

View File

@ -774,7 +774,7 @@ int kvm_arch_init_vcpu(CPUState *cs)
&& (env->features[FEAT_1_EDX] & (CPUID_MCE | CPUID_MCA)) ==
(CPUID_MCE | CPUID_MCA)
&& kvm_check_extension(cs->kvm_state, KVM_CAP_MCE) > 0) {
uint64_t mcg_cap;
uint64_t mcg_cap, unsupported_caps;
int banks;
int ret;
@ -784,18 +784,24 @@ int kvm_arch_init_vcpu(CPUState *cs)
return ret;
}
if (banks > MCE_BANKS_DEF) {
banks = MCE_BANKS_DEF;
if (banks < (env->mcg_cap & MCG_CAP_BANKS_MASK)) {
error_report("kvm: Unsupported MCE bank count (QEMU = %d, KVM = %d)",
(int)(env->mcg_cap & MCG_CAP_BANKS_MASK), banks);
return -ENOTSUP;
}
mcg_cap &= MCE_CAP_DEF;
mcg_cap |= banks;
ret = kvm_vcpu_ioctl(cs, KVM_X86_SETUP_MCE, &mcg_cap);
unsupported_caps = env->mcg_cap & ~(mcg_cap | MCG_CAP_BANKS_MASK);
if (unsupported_caps) {
error_report("warning: Unsupported MCG_CAP bits: 0x%" PRIx64,
unsupported_caps);
}
env->mcg_cap &= mcg_cap | MCG_CAP_BANKS_MASK;
ret = kvm_vcpu_ioctl(cs, KVM_X86_SETUP_MCE, &env->mcg_cap);
if (ret < 0) {
fprintf(stderr, "KVM_X86_SETUP_MCE: %s", strerror(-ret));
return ret;
}
env->mcg_cap = mcg_cap;
}
qemu_add_vm_change_state_handler(cpu_update_state, env);

View File

@ -447,7 +447,7 @@ uint32_t helper_fpackfix(uint64_t gsr, uint64_t rs2)
for (word = 0; word < 2; word++) {
uint32_t val;
int32_t src = rs2 >> (word * 32);
int64_t scaled = src << scale;
int64_t scaled = (int64_t)src << scale;
int64_t from_fixed = scaled >> 16;
val = (from_fixed < -32768 ? -32768 :

28
vl.c
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@ -4291,26 +4291,17 @@ int main(int argc, char **argv, char **envp)
page_size_init();
socket_init();
if (qemu_opts_foreach(qemu_find_opts("chardev"),
chardev_init_func, NULL, NULL)) {
exit(1);
}
if (qtest_chrdev) {
Error *local_err = NULL;
qtest_init(qtest_chrdev, qtest_log, &local_err);
if (local_err) {
error_report_err(local_err);
exit(1);
}
}
if (qemu_opts_foreach(qemu_find_opts("object"),
object_create,
object_create_initial, NULL)) {
exit(1);
}
if (qemu_opts_foreach(qemu_find_opts("chardev"),
chardev_init_func, NULL, NULL)) {
exit(1);
}
#ifdef CONFIG_VIRTFS
if (qemu_opts_foreach(qemu_find_opts("fsdev"),
fsdev_init_func, NULL, NULL)) {
@ -4337,6 +4328,15 @@ int main(int argc, char **argv, char **envp)
configure_accelerator(current_machine);
if (qtest_chrdev) {
Error *local_err = NULL;
qtest_init(qtest_chrdev, qtest_log, &local_err);
if (local_err) {
error_report_err(local_err);
exit(1);
}
}
machine_opts = qemu_get_machine_opts();
kernel_filename = qemu_opt_get(machine_opts, "kernel");
initrd_filename = qemu_opt_get(machine_opts, "initrd");