[PATCH 3/3]fs/inode: iunique() Optimize Performance

From: Liuweni
Date: Wed Nov 25 2009 - 09:11:31 EST


---
Add the macro L1_CACHE_SHIFT into the arch/h8300/include/asm/cache.h
In this architecture, missing L1_CACHE_SHIFT, The iunique() optimize
performance will not work correctly .
---
Signed-off-by: Liuwenyi<qingshenlwy@xxxxxxxxx>
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
diff --git a/arch/h8300/include/asm/cache.h b/arch/h8300/include/asm/cache.h
index c635028..0a73cd5 100644
--- a/arch/h8300/include/asm/cache.h
+++ b/arch/h8300/include/asm/cache.h
@@ -3,6 +3,7 @@

/* bytes per L1 cache line */
#define L1_CACHE_BYTES 4
+#define L1_CACHE_SHIFT 2

/* m68k-elf-gcc 2.95.2 doesn't like these */



--------------

Best Regards,
Liuweni
2009-11-25

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