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| author |   Andi Kleen <ak@suse.de> | 2006-09-26 10:52:32 +0200 |
|---|---|---|
| committer |   Andi Kleen <andi@basil.nowhere.org> | 2006-09-26 10:52:32 +0200 |
| commit | 8b059d2373c16b6d32787a49daf8ccf72dc61b71 (patch) | |
| tree | 4814940e77c8956bd94d35edf765ff1698e4c57c /include/asm-x86_64/rwlock.h | |
| parent | [PATCH] fix is_at_popf() for compat tasks (diff) | |
| download | linux-dev-8b059d2373c16b6d32787a49daf8ccf72dc61b71.tar.xz linux-dev-8b059d2373c16b6d32787a49daf8ccf72dc61b71.zip | |
[PATCH] Clean up spin/rwlocks
- Inline spinlock strings into their inline functions
- Convert macros to typesafe inlines
- Replace some leftover __asm__ __volatile__s with asm volatile
Signed-off-by: Andi Kleen <ak@suse.de>
Diffstat (limited to 'include/asm-x86_64/rwlock.h')
| -rw-r--r-- | include/asm-x86_64/rwlock.h | 14 |
1 files changed, 1 insertions, 13 deletions
diff --git a/include/asm-x86_64/rwlock.h b/include/asm-x86_64/rwlock.h index 28a080d23119..72aeebed920b 100644 --- a/include/asm-x86_64/rwlock.h +++ b/include/asm-x86_64/rwlock.h @@ -21,18 +21,6 @@ #define RW_LOCK_BIAS 0x01000000 #define RW_LOCK_BIAS_STR "0x01000000" -#define __build_read_lock(rw) \ - asm volatile(LOCK_PREFIX "subl $1,(%0)\n\t" \ - "jns 1f\n" \ - "call __read_lock_failed\n" \ - "1:\n" \ - ::"D" (rw), "i" (RW_LOCK_BIAS) : "memory") - -#define __build_write_lock(rw) \ - asm volatile(LOCK_PREFIX "subl %1,(%0)\n\t" \ - "jz 1f\n" \ - "\tcall __write_lock_failed\n\t" \ - "1:\n" \ - ::"D" (rw), "i" (RW_LOCK_BIAS) : "memory") +/* Actual code is in asm/spinlock.h or in arch/x86_64/lib/rwlock.S */ #endif |