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authorBorislav Petkov <borislav.petkov@amd.com>2009-09-18 12:27:27 +0200
committerBorislav Petkov <borislav.petkov@amd.com>2009-10-07 16:48:08 +0200
commit72f158fe6fc2033ceb0f3e0e9e5c2aa356fed6da (patch)
tree96cbbab93865d2afd42688ba83a0f1b21c98a7d1
parent916d11b2b52430576fd4e96138c974cd64f9cfd6 (diff)
amd64_edac: fix interleave enable tests
The pvt->dram_IntlvEn saves the 3 "Interleave Enable" bits already right-shifted by 8 so the check in find_mc_by_sys_addr() by shifting the values to the left 8 bits is wrong. Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
-rw-r--r--drivers/edac/amd64_edac.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 6e2ccce225d..854c7c12503 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -289,12 +289,12 @@ static struct mem_ctl_info *find_mc_by_sys_addr(struct mem_ctl_info *mci,
goto found;
}
- if (unlikely((intlv_en != (0x01 << 8)) &&
- (intlv_en != (0x03 << 8)) &&
- (intlv_en != (0x07 << 8)))) {
+ if (unlikely((intlv_en != 0x01) &&
+ (intlv_en != 0x03) &&
+ (intlv_en != 0x07))) {
amd64_printk(KERN_WARNING, "junk value of 0x%x extracted from "
"IntlvEn field of DRAM Base Register for node 0: "
- "This probably indicates a BIOS bug.\n", intlv_en);
+ "this probably indicates a BIOS bug.\n", intlv_en);
return NULL;
}