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util: Use unique type for QemuRecMutex in thread-posix.h

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We will shortly convert lockable.h to _Generic, and we cannot
have two compatible types in the same expansion.  Wrap QemuMutex
in a struct, and unwrap in qemu-thread-posix.c.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20210614233143.1221879-6-richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Richard Henderson 2021-06-14 16:31:40 -07:00 • committed by Paolo Bonzini
parent d3192460bf
commit dc41737844
2 changed files with 14 additions and 8 deletions
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12
util/qemu-thread-posix.c
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@ -116,32 +116,32 @@ void qemu_rec_mutex_init(QemuRecMutex *mutex)
pthread_mutexattr_init(&attr);
pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
err = pthread_mutex_init(&mutex->lock, &attr);
err = pthread_mutex_init(&mutex->m.lock, &attr);
pthread_mutexattr_destroy(&attr);
if (err) {
error_exit(err, __func__);
}
mutex->initialized = true;
mutex->m.initialized = true;
}
void qemu_rec_mutex_destroy(QemuRecMutex *mutex)
{
qemu_mutex_destroy(mutex);
qemu_mutex_destroy(&mutex->m);
}
void qemu_rec_mutex_lock_impl(QemuRecMutex *mutex, const char *file, int line)
{
qemu_mutex_lock_impl(mutex, file, line);
qemu_mutex_lock_impl(&mutex->m, file, line);
}
int qemu_rec_mutex_trylock_impl(QemuRecMutex *mutex, const char *file, int line)
{
return qemu_mutex_trylock_impl(mutex, file, line);
return qemu_mutex_trylock_impl(&mutex->m, file, line);
}
void qemu_rec_mutex_unlock_impl(QemuRecMutex *mutex, const char *file, int line)
{
qemu_mutex_unlock_impl(mutex, file, line);
qemu_mutex_unlock_impl(&mutex->m, file, line);
}
void qemu_cond_init(QemuCond *cond)