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authorRoland McGrath <roland@redhat.com>2007-01-26 00:56:47 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-01-26 13:50:58 -0800
commitb6558c4a2378af06f2beca6c8a3304e21d1cf135 (patch)
tree9d04e1d79305ec7df586001301fca8ce72e2a5c3 /mm
parenta1f3bb9ae4497a2ed3eac773fd7798ac33a0371f (diff)
[PATCH] Fix gate_vma.vm_flags
This patch fixes the initialization of gate_vma.vm_flags and gate_vma.vm_page_prot to reflect reality. This makes the "[vdso]" line in /proc/PID/maps correctly show r-xp instead of ---p, when gate_vma is used (CONFIG_COMPAT_VDSO on i386). Signed-off-by: Roland McGrath <roland@redhat.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Paul Mackerras <paulus@samba.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Andi Kleen <ak@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/memory.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/memory.c b/mm/memory.c
index af227d26e10..5beb4b894c5 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2606,8 +2606,8 @@ 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;
return 0;
}
__initcall(gate_vma_init);