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authorRuss Anderson <rja@efs.americas.sgi.com>2005-11-04 23:58:28 +0100
committerTony Luck <tony.luck@intel.com>2005-11-08 19:04:16 +0100
commitcbb921443424fb8019e52bae83e442d01f7715ef (patch)
treea29fec07eb83061cdc12d8df2a47969800e49e99 /arch/ia64/kernel/mca_drv.c
parent[IA64] MCA recovery: pfn_valid() needs a pfn (diff)
downloadlinux-cbb921443424fb8019e52bae83e442d01f7715ef.tar.xz
linux-cbb921443424fb8019e52bae83e442d01f7715ef.zip
[IA64] MCA recovery: Bump reference count on bad pages
When a page has a memory uncorrectable ECC error, the recovery code wants to prevent the page from being reused. This change bumps the reference count to prevent the page from getting back on the free list. Signed-off-by: Russ Anderson (rja@sgi.com) Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/kernel/mca_drv.c')
-rw-r--r--arch/ia64/kernel/mca_drv.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/ia64/kernel/mca_drv.c b/arch/ia64/kernel/mca_drv.c
index 6ff32d4faf81..eb39bc9c133b 100644
--- a/arch/ia64/kernel/mca_drv.c
+++ b/arch/ia64/kernel/mca_drv.c
@@ -108,6 +108,7 @@ mca_page_isolate(unsigned long paddr)
return ISOLATE_NG;
/* add attribute 'Reserved' and register the page */
+ get_page(p);
SetPageReserved(p);
page_isolate[num_page_isolate++] = p;