Merge tag 'misc-pull-request' of gitlab.com:marcandre.lureau/qemu into staging

Misc cleanups

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# gpg: Signature made Tue 03 May 2022 06:12:20 AM PDT
# gpg:                using RSA key 87A9BD933F87C606D276F62DDAE8E10975969CE5
# gpg:                issuer "marcandre.lureau@redhat.com"
# gpg: Good signature from "Marc-André Lureau <marcandre.lureau@redhat.com>" [full]
# gpg:                 aka "Marc-André Lureau <marcandre.lureau@gmail.com>" [full]

* tag 'misc-pull-request' of gitlab.com:marcandre.lureau/qemu: (23 commits)
  util: rename qemu_*block() socket functions
  tests: replace qemu_set_nonblock()
  net: replace qemu_set_nonblock()
  ui: replace qemu_set_nonblock()
  hw: replace qemu_set_nonblock()
  qga: replace qemu_set_nonblock()
  io: replace qemu_set{_non}block()
  chardev: replace qemu_set_nonblock()
  io: make qio_channel_command_new_pid() static
  Replace fcntl(O_NONBLOCK) with g_unix_set_fd_nonblocking()
  io: replace pipe() with g_unix_open_pipe(CLOEXEC)
  virtiofsd: replace pipe() with g_unix_open_pipe(CLOEXEC)
  os-posix: replace pipe()+cloexec with g_unix_open_pipe(CLOEXEC)
  tests: replace pipe() with g_unix_open_pipe(CLOEXEC)
  qga: replace pipe() with g_unix_open_pipe(CLOEXEC)
  util: replace pipe()+cloexec with g_unix_open_pipe()
  Replace qemu_pipe() with g_unix_open_pipe()
  block: move fcntl_setfl()
  Use g_unix_set_fd_nonblocking()
  libqtest: split QMP part in libqmp
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 5 insertions, 3 deletions

diff --git a/include/qemu/atomic.h b/include/qemu/atomic.h
index 112a29910b..7e8fc8e7cd 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))