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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-27 10:38:34 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-27 10:38:34 -0700
commit9d98ece16f1a1df0f456a2ee9429d03e82e839a2 (patch)
tree3fabf9162cf855a4440bba7ab482360b77f1d7f7
parentba77d20ff56028128259a9282d06b938073f169c (diff)
parentd949f36f1865c60239d4265b50c4b75354fcb8f3 (diff)
downloadlinux-linaro-9d98ece16f1a1df0f456a2ee9429d03e82e839a2.tar.gz
Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86: Fix hwpoison code related build failure on 32-bit NUMAQ
-rw-r--r--arch/x86/Kconfig11
-rw-r--r--mm/Kconfig4
2 files changed, 14 insertions, 1 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 93698794aa3..8da93745c08 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -432,6 +432,17 @@ config X86_NUMAQ
of Flat Logical. You will need a new lynxer.elf file to flash your
firmware with - send email to <Martin.Bligh@us.ibm.com>.
+config X86_SUPPORTS_MEMORY_FAILURE
+ bool
+ # MCE code calls memory_failure():
+ depends on X86_MCE
+ # On 32-bit this adds too big of NODES_SHIFT and we run out of page flags:
+ depends on !X86_NUMAQ
+ # On 32-bit SPARSEMEM adds too big of SECTIONS_WIDTH:
+ depends on X86_64 || !SPARSEMEM
+ select ARCH_SUPPORTS_MEMORY_FAILURE
+ default y
+
config X86_VISWS
bool "SGI 320/540 (Visual Workstation)"
depends on X86_32 && PCI && X86_MPPARSE && PCI_GODIRECT
diff --git a/mm/Kconfig b/mm/Kconfig
index 24776072959..edd300aca17 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -244,10 +244,12 @@ config DEFAULT_MMAP_MIN_ADDR
This value can be changed after boot using the
/proc/sys/vm/mmap_min_addr tunable.
+config ARCH_SUPPORTS_MEMORY_FAILURE
+ bool
config MEMORY_FAILURE
depends on MMU
- depends on X86_MCE
+ depends on ARCH_SUPPORTS_MEMORY_FAILURE
bool "Enable recovery from hardware memory errors"
help
Enables code to recover from some memory failures on systems