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author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2011-05-24 17:12:00 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-25 08:39:16 -0700 |
commit | 267239116987d64850ad2037d8e0f3071dc3b5ce (patch) | |
tree | 142595897f7fc7bb673b791891dcc2fab31f6e91 /arch/powerpc/mm/tlb_nohash.c | |
parent | 1c395176962176660bb108f90e97e1686cfe0d85 (diff) | |
download | linux-stable-267239116987d64850ad2037d8e0f3071dc3b5ce.tar.gz linux-stable-267239116987d64850ad2037d8e0f3071dc3b5ce.tar.bz2 linux-stable-267239116987d64850ad2037d8e0f3071dc3b5ce.zip |
mm, powerpc: move the RCU page-table freeing into generic code
In case other architectures require RCU freed page-tables to implement
gup_fast() and software filled hashes and similar things, provide the
means to do so by moving the logic into generic code.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Requested-by: David Miller <davem@davemloft.net>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Tony Luck <tony.luck@intel.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Mel Gorman <mel@csn.ul.ie>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Nick Piggin <npiggin@kernel.dk>
Cc: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/powerpc/mm/tlb_nohash.c')
-rw-r--r-- | arch/powerpc/mm/tlb_nohash.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/powerpc/mm/tlb_nohash.c b/arch/powerpc/mm/tlb_nohash.c index 8eaf67d32043..0bdad3aecc67 100644 --- a/arch/powerpc/mm/tlb_nohash.c +++ b/arch/powerpc/mm/tlb_nohash.c @@ -299,9 +299,6 @@ EXPORT_SYMBOL(flush_tlb_range); void tlb_flush(struct mmu_gather *tlb) { flush_tlb_mm(tlb->mm); - - /* Push out batch of freed page tables */ - pte_free_finish(tlb); } /* |