diff options
| author | Vineet Gupta <Vineet.Gupta1@synopsys.com> | 2013-07-03 15:03:31 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-08-04 16:50:32 +0800 |
| commit | 78077c226f0ab20fcd0a85a8f0de42b96973382b (patch) | |
| tree | c134d799e44559f94c10865ffaa019a9345e2307 /drivers/clk/mmp/clk-apbc.c | |
| parent | 6f7bb6bafb3153e9b9383f3f44a0f23fc00318d9 (diff) | |
mm: fix the TLB range flushed when __tlb_remove_page() runs out of slots
commit e6c495a96ce02574e765d5140039a64c8d4e8c9e upstream.
zap_pte_range loops from @addr to @end. In the middle, if it runs out of
batching slots, TLB entries needs to be flushed for @start to @interim,
NOT @interim to @end.
Since ARC port doesn't use page free batching I can't test it myself but
this seems like the right thing to do.
Observed this when working on a fix for the issue at thread:
http://www.spinics.net/lists/linux-arch/msg21736.html
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Hugh Dickins <hughd@google.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/clk/mmp/clk-apbc.c')
0 files changed, 0 insertions, 0 deletions