diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-08-13 13:08:47 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-08-13 13:08:47 +0200 |
commit | a12e61df4fa1cfae7a6b76976fa65a6fcb048e3f (patch) | |
tree | 957c915298b299902aa80afa7c78e94c71b3dc25 /include/asm-powerpc/edac.h | |
parent | 7b27718bdb1b70166383dec91391df5534d449ee (diff) | |
parent | 30a2f3c60a84092c8084dfe788b710f8d0768cd4 (diff) |
Merge commit 'v2.6.27-rc3' into x86/urgent
Diffstat (limited to 'include/asm-powerpc/edac.h')
-rw-r--r-- | include/asm-powerpc/edac.h | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/include/asm-powerpc/edac.h b/include/asm-powerpc/edac.h deleted file mode 100644 index 6ead88bbfbb8..000000000000 --- a/include/asm-powerpc/edac.h +++ /dev/null @@ -1,40 +0,0 @@ -/* - * PPC EDAC common defs - * - * Author: Dave Jiang <djiang@mvista.com> - * - * 2007 (c) MontaVista Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ -#ifndef ASM_EDAC_H -#define ASM_EDAC_H -/* - * ECC atomic, DMA, SMP and interrupt safe scrub function. - * Implements the per arch atomic_scrub() that EDAC use for software - * ECC scrubbing. It reads memory and then writes back the original - * value, allowing the hardware to detect and correct memory errors. - */ -static __inline__ void atomic_scrub(void *va, u32 size) -{ - unsigned int *virt_addr = va; - unsigned int temp; - unsigned int i; - - for (i = 0; i < size / sizeof(*virt_addr); i++, virt_addr++) { - /* Very carefully read and write to memory atomically - * so we are interrupt, DMA and SMP safe. - */ - __asm__ __volatile__ ("\n\ - 1: lwarx %0,0,%1\n\ - stwcx. %0,0,%1\n\ - bne- 1b\n\ - isync" - : "=&r"(temp) - : "r"(virt_addr) - : "cr0", "memory"); - } -} - -#endif |