diff options
| author | Stefan Hajnoczi <stefanha@redhat.com> | 2022-02-22 14:01:50 +0000 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2022-03-04 18:14:40 +0100 |
| commit | d5d2b15ecf62c662985983ca065ddeeec48fd248 (patch) | |
| tree | 346ba85ecf6115b6531b1924cc3eae3a5a114304 | |
| parent | 17c78154b0ba2237c37f3e4a95140b754cb6ac8b (diff) | |
cpus: use coroutine TLS macros for iothread_locked
qemu_mutex_iothread_locked() may be used from coroutines. Standard
__thread variables cannot be used by coroutines. Use the coroutine TLS
macros instead.
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20220222140150.27240-5-stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
| -rw-r--r-- | softmmu/cpus.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/softmmu/cpus.c b/softmmu/cpus.c index 035395ae13..d1ff3cfea1 100644 --- a/softmmu/cpus.c +++ b/softmmu/cpus.c @@ -25,6 +25,7 @@ #include "qemu/osdep.h" #include "qemu-common.h" #include "monitor/monitor.h" +#include "qemu/coroutine-tls.h" #include "qapi/error.h" #include "qapi/qapi-commands-machine.h" #include "qapi/qapi-commands-misc.h" @@ -473,11 +474,11 @@ bool qemu_in_vcpu_thread(void) return current_cpu && qemu_cpu_is_self(current_cpu); } -static __thread bool iothread_locked = false; +QEMU_DEFINE_STATIC_CO_TLS(bool, iothread_locked) bool qemu_mutex_iothread_locked(void) { - return iothread_locked; + return get_iothread_locked(); } /* @@ -490,13 +491,13 @@ void qemu_mutex_lock_iothread_impl(const char *file, int line) g_assert(!qemu_mutex_iothread_locked()); bql_lock(&qemu_global_mutex, file, line); - iothread_locked = true; + set_iothread_locked(true); } void qemu_mutex_unlock_iothread(void) { g_assert(qemu_mutex_iothread_locked()); - iothread_locked = false; + set_iothread_locked(false); qemu_mutex_unlock(&qemu_global_mutex); } |