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| author | Alan Cox <alan@redhat.com> | 2008-05-23 13:04:31 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-05-24 09:56:09 -0700 |
| commit | 80119ef5c8153e0a6cc5edf00c083dc98a9bd348 (patch) | |
| tree | a2af11a3991b1bebe9d764ab6d4d28891e86eda2 /kernel/irq | |
| parent | 6c7c6afbb8c0e60d32a563cae7c6889211e9d9d8 (diff) | |
| download | blackbird-op-linux-80119ef5c8153e0a6cc5edf00c083dc98a9bd348.tar.gz blackbird-op-linux-80119ef5c8153e0a6cc5edf00c083dc98a9bd348.zip | |
mm: fix atomic_t overflow in vm
The atomic_t type is 32bit but a 64bit system can have more than 2^32
pages of virtual address space available. Without this we overflow on
ludicrously large mappings
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/irq')
0 files changed, 0 insertions, 0 deletions
