[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[PULL 01/23] Use QEMU_SANITIZE_THREAD
From: |
marcandre . lureau |
Subject: |
[PULL 01/23] Use QEMU_SANITIZE_THREAD |
Date: |
Tue, 3 May 2022 17:00:01 +0400 |
From: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
include/qemu/atomic.h | 8 +++++---
subprojects/libvhost-user/include/compiler.h | 1 +
2 files changed, 6 insertions(+), 3 deletions(-)
create mode 120000 subprojects/libvhost-user/include/compiler.h
diff --git a/include/qemu/atomic.h b/include/qemu/atomic.h
index 112a29910bea..7e8fc8e7cde2 100644
--- a/include/qemu/atomic.h
+++ b/include/qemu/atomic.h
@@ -15,6 +15,8 @@
#ifndef QEMU_ATOMIC_H
#define QEMU_ATOMIC_H
+#include "compiler.h"
+
/* Compiler barrier */
#define barrier() ({ asm volatile("" ::: "memory"); (void)0; })
@@ -81,7 +83,7 @@
* no processors except Alpha need a barrier here. Leave it in if
* using Thread Sanitizer to avoid warnings, otherwise optimize it away.
*/
-#if defined(__SANITIZE_THREAD__)
+#ifdef QEMU_SANITIZE_THREAD
#define smp_read_barrier_depends() ({ barrier();
__atomic_thread_fence(__ATOMIC_CONSUME); })
#elif defined(__alpha__)
#define smp_read_barrier_depends() asm volatile("mb":::"memory")
@@ -146,7 +148,7 @@
/* See above: most compilers currently treat consume and acquire the
* same, but this slows down qatomic_rcu_read unnecessarily.
*/
-#ifdef __SANITIZE_THREAD__
+#ifdef QEMU_SANITIZE_THREAD
#define qatomic_rcu_read__nocheck(ptr, valptr) \
__atomic_load(ptr, valptr, __ATOMIC_CONSUME);
#else
@@ -254,7 +256,7 @@
#define qatomic_mb_read(ptr) \
qatomic_load_acquire(ptr)
-#if !defined(__SANITIZE_THREAD__) && \
+#if !defined(QEMU_SANITIZE_THREAD) && \
(defined(__i386__) || defined(__x86_64__) || defined(__s390x__))
/* This is more efficient than a store plus a fence. */
# define qatomic_mb_set(ptr, i) ((void)qatomic_xchg(ptr, i))
diff --git a/subprojects/libvhost-user/include/compiler.h
b/subprojects/libvhost-user/include/compiler.h
new file mode 120000
index 000000000000..de7b70697cd2
--- /dev/null
+++ b/subprojects/libvhost-user/include/compiler.h
@@ -0,0 +1 @@
+../../../include/qemu/compiler.h
\ No newline at end of file
--
2.36.0.44.g0f828332d5ac
- [PULL 16/23] chardev: replace qemu_set_nonblock(), (continued)
- [PULL 16/23] chardev: replace qemu_set_nonblock(), marcandre . lureau, 2022/05/03
- [PULL 22/23] tests: replace qemu_set_nonblock(), marcandre . lureau, 2022/05/03
- [PULL 14/23] Replace fcntl(O_NONBLOCK) with g_unix_set_fd_nonblocking(), marcandre . lureau, 2022/05/03
- [PULL 04/23] libqtest: split QMP part in libqmp, marcandre . lureau, 2022/05/03
- [PULL 13/23] io: replace pipe() with g_unix_open_pipe(CLOEXEC), marcandre . lureau, 2022/05/03
- [PULL 08/23] util: replace pipe()+cloexec with g_unix_open_pipe(), marcandre . lureau, 2022/05/03
- [PULL 05/23] Use g_unix_set_fd_nonblocking(), marcandre . lureau, 2022/05/03
- [PULL 02/23] Use QEMU_SANITIZE_ADDRESS, marcandre . lureau, 2022/05/03
- [PULL 12/23] virtiofsd: replace pipe() with g_unix_open_pipe(CLOEXEC), marcandre . lureau, 2022/05/03
- [PULL 10/23] tests: replace pipe() with g_unix_open_pipe(CLOEXEC), marcandre . lureau, 2022/05/03
- [PULL 01/23] Use QEMU_SANITIZE_THREAD,
marcandre . lureau <=
- [PULL 07/23] Replace qemu_pipe() with g_unix_open_pipe(), marcandre . lureau, 2022/05/03
- [PULL 19/23] hw: replace qemu_set_nonblock(), marcandre . lureau, 2022/05/03
- [PULL 06/23] block: move fcntl_setfl(), marcandre . lureau, 2022/05/03
- [PULL 09/23] qga: replace pipe() with g_unix_open_pipe(CLOEXEC), marcandre . lureau, 2022/05/03
- [PULL 20/23] ui: replace qemu_set_nonblock(), marcandre . lureau, 2022/05/03
- [PULL 03/23] tests: move libqtest.h back under qtest/, marcandre . lureau, 2022/05/03
- [PULL 17/23] io: replace qemu_set{_non}block(), marcandre . lureau, 2022/05/03
- [PULL 23/23] util: rename qemu_*block() socket functions, marcandre . lureau, 2022/05/03
- [PULL 21/23] net: replace qemu_set_nonblock(), marcandre . lureau, 2022/05/03
- [PULL 18/23] qga: replace qemu_set_nonblock(), marcandre . lureau, 2022/05/03