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| author | Hugh Dickins <hugh@veritas.com> | 2008-09-07 01:51:33 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-09-07 17:40:00 +0200 |
| commit | bb577f980ef35e2b0d00aeed566724e5032aa5eb (patch) | |
| tree | 2c9016f7811fb3ea80bbbc8d9856c217110695b7 /arch/x86/mm | |
| parent | 5394f80f92642c61fc2a95385be85f2fdcfb5adb (diff) | |
| download | op-kernel-dev-bb577f980ef35e2b0d00aeed566724e5032aa5eb.zip op-kernel-dev-bb577f980ef35e2b0d00aeed566724e5032aa5eb.tar.gz | |
x86: add periodic corruption check
Perodically check for corruption in low phusical memory. Don't bother
checking at fault time, since it won't show anything useful.
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/mm')
| -rw-r--r-- | arch/x86/mm/fault.c | 2 | ||||
| -rw-r--r-- | arch/x86/mm/init_32.c | 2 | ||||
| -rw-r--r-- | arch/x86/mm/init_64.c | 2 |
3 files changed, 4 insertions, 2 deletions
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c index 5140bdf..455f3fe 100644 --- a/arch/x86/mm/fault.c +++ b/arch/x86/mm/fault.c @@ -848,8 +848,6 @@ no_context: * Oops. The kernel tried to access some bad page. We'll have to * terminate things with extreme prejudice. */ - check_for_bios_corruption(); - #ifdef CONFIG_X86_32 bust_spinlocks(1); #else diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index d37f293..657a16a 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -907,6 +907,8 @@ void __init mem_init(void) int codesize, reservedpages, datasize, initsize; int tmp; + start_periodic_check_for_corruption(); + #ifdef CONFIG_FLATMEM BUG_ON(!mem_map); #endif diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index d3746ef..f4db527 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -769,6 +769,8 @@ void __init mem_init(void) { long codesize, reservedpages, datasize, initsize; + start_periodic_check_for_corruption(); + pci_iommu_alloc(); /* clear_bss() already clear the empty_zero_page */ |
