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author | Nick Piggin <npiggin@suse.de> | 2006-03-22 00:08:05 -0800 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-22 07:53:57 -0800 |
commit | 8dfcc9ba27e2ed257e5de9539f7f03e57c2c0e33 (patch) | |
tree | aecaeb6a0b33c23f79dfcd2418e4a3881a29f2e2 /arch/frv | |
parent | 8e7a9aae91101916b86de07fafe3272ea8dc1f10 (diff) | |
download | blackbird-op-linux-8dfcc9ba27e2ed257e5de9539f7f03e57c2c0e33.tar.gz blackbird-op-linux-8dfcc9ba27e2ed257e5de9539f7f03e57c2c0e33.zip |
[PATCH] mm: split highorder pages
Have an explicit mm call to split higher order pages into individual pages.
Should help to avoid bugs and be more explicit about the code's intention.
Signed-off-by: Nick Piggin <npiggin@suse.de>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: David Howells <dhowells@redhat.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Chris Zankel <chris@zankel.net>
Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/frv')
-rw-r--r-- | arch/frv/mm/dma-alloc.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/frv/mm/dma-alloc.c b/arch/frv/mm/dma-alloc.c index 342823aad758..636b2f8b5d98 100644 --- a/arch/frv/mm/dma-alloc.c +++ b/arch/frv/mm/dma-alloc.c @@ -115,9 +115,7 @@ void *consistent_alloc(gfp_t gfp, size_t size, dma_addr_t *dma_handle) */ if (order > 0) { struct page *rpage = virt_to_page(page); - - for (i = 1; i < (1 << order); i++) - set_page_count(rpage + i, 1); + split_page(rpage, order); } err = 0; |