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| author | Ingo Molnar <mingo@elte.hu> | 2008-08-11 13:27:47 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-08-11 13:27:47 +0200 |
| commit | c4c0c56a7a85ed5725786219e4fbca7e840b1531 (patch) | |
| tree | c9d6b35a571fd5e80ddf5bf4a60142480eaa18d8 /include/asm-sparc64/backoff.h | |
| parent | 5127bed588a2f8f3a1f732de2a8a190b7df5dce3 (diff) | |
| parent | 796aadeb1b2db9b5d463946766c5bbfd7717158c (diff) | |
Merge branch 'linus' into core/rcu
Diffstat (limited to 'include/asm-sparc64/backoff.h')
| -rw-r--r-- | include/asm-sparc64/backoff.h | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/include/asm-sparc64/backoff.h b/include/asm-sparc64/backoff.h deleted file mode 100644 index fa1fdf67e350..000000000000 --- a/include/asm-sparc64/backoff.h +++ /dev/null @@ -1,31 +0,0 @@ -#ifndef _SPARC64_BACKOFF_H -#define _SPARC64_BACKOFF_H - -#define BACKOFF_LIMIT (4 * 1024) - -#ifdef CONFIG_SMP - -#define BACKOFF_SETUP(reg) \ - mov 1, reg - -#define BACKOFF_SPIN(reg, tmp, label) \ - mov reg, tmp; \ -88: brnz,pt tmp, 88b; \ - sub tmp, 1, tmp; \ - set BACKOFF_LIMIT, tmp; \ - cmp reg, tmp; \ - bg,pn %xcc, label; \ - nop; \ - ba,pt %xcc, label; \ - sllx reg, 1, reg; - -#else - -#define BACKOFF_SETUP(reg) -#define BACKOFF_SPIN(reg, tmp, label) \ - ba,pt %xcc, label; \ - nop; - -#endif - -#endif /* _SPARC64_BACKOFF_H */ |