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| author | H. Peter Anvin <hpa@zytor.com> | 2010-02-11 00:55:28 (GMT) |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2010-02-11 00:55:28 (GMT) |
| commit | 84abd88a70090cf00f9e45c3a81680874f17626e (patch) | |
| tree | 4f58b80057f6e1f5817af1dc33a5458b3dfc9a99 /include/linux/smp_lock.h | |
| parent | 13ca0fcaa33f6b1984c4111b6ec5df42689fea6f (diff) | |
| parent | e28cab42f384745c8a947a9ccd51e4aae52f5d51 (diff) | |
| download | linux-fsl-qoriq-84abd88a70090cf00f9e45c3a81680874f17626e.tar.xz | |
Merge remote branch 'linus/master' into x86/bootmem
Diffstat (limited to 'include/linux/smp_lock.h')
| -rw-r--r-- | include/linux/smp_lock.h | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/include/linux/smp_lock.h b/include/linux/smp_lock.h index 813be59..2ea1dd1 100644 --- a/include/linux/smp_lock.h +++ b/include/linux/smp_lock.h @@ -24,8 +24,21 @@ static inline int reacquire_kernel_lock(struct task_struct *task) return 0; } -extern void __lockfunc lock_kernel(void) __acquires(kernel_lock); -extern void __lockfunc unlock_kernel(void) __releases(kernel_lock); +extern void __lockfunc +_lock_kernel(const char *func, const char *file, int line) +__acquires(kernel_lock); + +extern void __lockfunc +_unlock_kernel(const char *func, const char *file, int line) +__releases(kernel_lock); + +#define lock_kernel() do { \ + _lock_kernel(__func__, __FILE__, __LINE__); \ +} while (0) + +#define unlock_kernel() do { \ + _unlock_kernel(__func__, __FILE__, __LINE__); \ +} while (0) /* * Various legacy drivers don't really need the BKL in a specific @@ -41,8 +54,8 @@ static inline void cycle_kernel_lock(void) #else -#define lock_kernel() do { } while(0) -#define unlock_kernel() do { } while(0) +#define lock_kernel() +#define unlock_kernel() #define release_kernel_lock(task) do { } while(0) #define cycle_kernel_lock() do { } while(0) #define reacquire_kernel_lock(task) 0 |