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authorIngo Molnar <mingo@elte.hu>2008-07-29 02:07:55 +0400
committerIngo Molnar <mingo@elte.hu>2008-07-29 02:07:55 +0400
commitcb28a1bbdb4790378e7366d6c9ee1d2340b84f92 (patch)
tree316436f77dac75335fd2c3ef5f109e71606c50d3 /include/asm-sparc64/backoff.h
parentb6d4f7e3ef25beb8c658c97867d98883e69dc544 (diff)
parentf934fb19ef34730263e6afc01e8ec27a8a71470f (diff)
downloadlinux-cb28a1bbdb4790378e7366d6c9ee1d2340b84f92.tar.xz
Merge branch 'linus' into core/generic-dma-coherent
Conflicts: arch/x86/Kconfig Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-sparc64/backoff.h')
-rw-r--r--include/asm-sparc64/backoff.h31
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 */