diff options
| author | Rik van Riel <[email protected]> | 2012-10-09 15:31:59 +0200 |
|---|---|---|
| committer | Mel Gorman <[email protected]> | 2012-12-11 14:28:34 +0000 |
| commit | 8d1acce4537c4e2f5889ed9ba9b8eddb80d99820 (patch) | |
| tree | 8032b026c25b3394613abde6d0f22529a1ef4e2a /net/lapb/lapb_iface.c | |
| parent | 2c3cf556b2f7ab5823195766eddec6f1a43134f5 (diff) | |
mm: Only flush the TLB when clearing an accessible pte
If ptep_clear_flush() is called to clear a page table entry that is
accessible anyway by the CPU, eg. a _PAGE_PROTNONE page table entry,
there is no need to flush the TLB on remote CPUs.
Signed-off-by: Rik van Riel <[email protected]>
Signed-off-by: Peter Zijlstra <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: Andrew Morton <[email protected]>
Link: http://lkml.kernel.org/n/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'net/lapb/lapb_iface.c')
0 files changed, 0 insertions, 0 deletions