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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-20 16:39:25 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-08-26 16:41:44 -0700 |
| commit | b3ef5ce3d1bc48506a1ac5b046de0ccda7b02d07 (patch) | |
| tree | d0ab396aaad08b4d0cd564e423631efe635750f6 /virt/kvm/Kconfig | |
| parent | 378776c287c66b32ff9a62c34a9715f702dc336e (diff) | |
| download | lwn-b3ef5ce3d1bc48506a1ac5b046de0ccda7b02d07.tar.gz lwn-b3ef5ce3d1bc48506a1ac5b046de0ccda7b02d07.zip | |
mm: make the mlock() stack guard page checks stricter
commit 7798330ac8114c731cfab83e634c6ecedaa233d7 upstream.
If we've split the stack vma, only the lowest one has the guard page.
Now that we have a doubly linked list of vma's, checking this is trivial.
Tested-by: Ian Campbell <ijc@hellion.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'virt/kvm/Kconfig')
0 files changed, 0 insertions, 0 deletions