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Merge tag 'pull-tcg-20260707' of https://gitlab.com/rth7680/qemu into staging

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tcg/loongarch64: Fix cmp_vec with TCG_COND_NE
tcg/x86_64: declare MO_ATOM_WITHIN16 host atomicity support
accel/tcg: Make PageFlagsNodes' start and last immutable
accel/tcg: Use TLB_FORCE_SLOW not TLB_MMIO for user-only plugins

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* tag 'pull-tcg-20260707' of https://gitlab.com/rth7680/qemu:
  tcg/loongarch64: Fix cmp_vec with TCG_COND_NE
  tcg/x86_64: declare MO_ATOM_WITHIN16 host atomicity support
  Revert "tests/tcg: skip the vma-pthread test on CI"
  tests/tcg/multiarch: Improve mutator randomness
  accel/tcg: Make PageFlagsNodes' start and last immutable
  accel/tcg: Use TLB_FORCE_SLOW not TLB_MMIO for user-only plugins

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Stefan Hajnoczi
2026-07-08 16:00:20 +02:00
parent 2c8cf1f16d c56ebd64b8
commit 8dcbb339f5
6 changed files with 59 additions and 44 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
tests/tcg/multiarch/Makefile.target
View File

@@ -60,15 +60,6 @@ tb-link: LDFLAGS+=-lpthread
# code to work around the compiler.
sha1: CFLAGS+=-Wno-stringop-overread -Wno-unknown-warning-option
# The vma-pthread seems very sensitive on gitlab and we currently
# don't know if its exposing a real bug or the test is flaky.
ifneq ($(GITLAB_CI),)
run-vma-pthread: vma-pthread
$(call skip-test, $<, "flaky on CI?")
run-plugin-vma-pthread-with-%: vma-pthread
$(call skip-test, $<, "flaky on CI?")
endif
run-test-mmap: test-mmap
$(call run-test, test-mmap, $(QEMU) $<, $< (default))

3
tests/tcg/multiarch/vma-pthread.c
View File

@@ -11,6 +11,7 @@
* pages, which are guaranteed to have the respective protection bit set.
* Two mutator threads change the non-fixed protection bits randomly.
*/
#define _GNU_SOURCE
#include <assert.h>
#include <fcntl.h>
#include <pthread.h>
@@ -121,7 +122,7 @@ static void *thread_mutate(void *arg)
unsigned int seed;
int prot, ret;
seed = (unsigned int)time(NULL);
seed = (unsigned int)time(NULL) + (unsigned int)gettid();
for (i = 0; i < 10000; i++) {
start_idx = rand_r(&seed) & PAGE_IDX_MASK;
end_idx = rand_r(&seed) & PAGE_IDX_MASK;