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| author | Nick Piggin <npiggin@suse.de> | 2006-03-22 00:08:05 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-22 07:53:57 -0800 |
| commit | 8dfcc9ba27e2ed257e5de9539f7f03e57c2c0e33 (patch) | |
| tree | aecaeb6a0b33c23f79dfcd2418e4a3881a29f2e2 /arch/mips/mm/init.c | |
| parent | 8e7a9aae91101916b86de07fafe3272ea8dc1f10 (diff) | |
| download | linux-8dfcc9ba27e2ed257e5de9539f7f03e57c2c0e33.tar.gz linux-8dfcc9ba27e2ed257e5de9539f7f03e57c2c0e33.tar.bz2 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/mips/mm/init.c')
| -rw-r--r-- | arch/mips/mm/init.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c index 0ff9a348b843..a140da9732db 100644 --- a/arch/mips/mm/init.c +++ b/arch/mips/mm/init.c @@ -54,7 +54,8 @@ unsigned long empty_zero_page, zero_page_mask; */ unsigned long setup_zero_pages(void) { - unsigned long order, size; + unsigned int order; + unsigned long size; struct page *page; if (cpu_has_vce) @@ -67,9 +68,9 @@ unsigned long setup_zero_pages(void) panic("Oh boy, that early out of memory?"); page = virt_to_page(empty_zero_page); + split_page(page, order); while (page < virt_to_page(empty_zero_page + (PAGE_SIZE << order))) { SetPageReserved(page); - set_page_count(page, 1); page++; } |