diff options
| author | KONRAD Frederic | 2015-08-10 17:27:03 +0200 |
|---|---|---|
| committer | Paolo Bonzini | 2015-09-09 15:34:55 +0200 |
| commit | 2496ff1311283480f9de3614080b8842d838ade4 (patch) | |
| tree | 52808af4fb78af9f889588d37afc910bfea6409a | |
| parent | replace spinlock by QemuMutex. (diff) | |
| download | qemu-2496ff1311283480f9de3614080b8842d838ade4.tar.gz qemu-2496ff1311283480f9de3614080b8842d838ade4.tar.xz qemu-2496ff1311283480f9de3614080b8842d838ade4.zip | |
remove unused spinlock.
This just removes spinlock as it is not used anymore.
Signed-off-by: KONRAD Frederic <fred.konrad@greensocs.com>
Message-Id: <1439220437-23957-6-git-send-email-fred.konrad@greensocs.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | include/exec/spinlock.h | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/include/exec/spinlock.h b/include/exec/spinlock.h deleted file mode 100644 index a72edda1d2..0000000000 --- a/include/exec/spinlock.h +++ /dev/null @@ -1,49 +0,0 @@ -/* - * Copyright (c) 2003 Fabrice Bellard - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, see <http://www.gnu.org/licenses/> - */ - -/* configure guarantees us that we have pthreads on any host except - * mingw32, which doesn't support any of the user-only targets. - * So we can simply assume we have pthread mutexes here. - */ -#if defined(CONFIG_USER_ONLY) - -#include <pthread.h> -#define spin_lock pthread_mutex_lock -#define spin_unlock pthread_mutex_unlock -#define spinlock_t pthread_mutex_t -#define SPIN_LOCK_UNLOCKED PTHREAD_MUTEX_INITIALIZER - -#else - -/* Empty implementations, on the theory that system mode emulation - * is single-threaded. This means that these functions should only - * be used from code run in the TCG cpu thread, and cannot protect - * data structures which might also be accessed from the IO thread - * or from signal handlers. - */ -typedef int spinlock_t; -#define SPIN_LOCK_UNLOCKED 0 - -static inline void spin_lock(spinlock_t *lock) -{ -} - -static inline void spin_unlock(spinlock_t *lock) -{ -} - -#endif |