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author | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2007-01-31 11:24:00 -0600 |
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committer | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2007-01-31 11:24:00 -0600 |
commit | 30716e07ef511ec7525c07eb1e8060ba8943c2a2 (patch) | |
tree | eb6a47cae63d3587fa773cc5a16781eaa2c7810b /mm/memory.c | |
parent | 03c79cc56e4497cbd09d74a73c1bd0d1d9a8a16c (diff) | |
parent | f56df2f4db6e4af87fb8e941cff69f4501a111df (diff) | |
download | blackbird-op-linux-30716e07ef511ec7525c07eb1e8060ba8943c2a2.tar.gz blackbird-op-linux-30716e07ef511ec7525c07eb1e8060ba8943c2a2.zip |
Merge branch 'linus'
Diffstat (limited to 'mm/memory.c')
-rw-r--r-- | mm/memory.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/mm/memory.c b/mm/memory.c index af227d26e104..ef09f0acb1d8 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -2606,8 +2606,15 @@ static int __init gate_vma_init(void) gate_vma.vm_mm = NULL; gate_vma.vm_start = FIXADDR_USER_START; gate_vma.vm_end = FIXADDR_USER_END; - gate_vma.vm_page_prot = PAGE_READONLY; - gate_vma.vm_flags = 0; + gate_vma.vm_flags = VM_READ | VM_MAYREAD | VM_EXEC | VM_MAYEXEC; + gate_vma.vm_page_prot = __P101; + /* + * Make sure the vDSO gets into every core dump. + * Dumping its contents makes post-mortem fully interpretable later + * without matching up the same kernel and hardware config to see + * what PC values meant. + */ + gate_vma.vm_flags |= VM_ALWAYSDUMP; return 0; } __initcall(gate_vma_init); |