From d60cd46bbdc5a79d9a177e40009f960e44f0e334 Mon Sep 17 00:00:00 2001 From: Christoph Lameter Date: Mon, 28 Apr 2008 02:12:51 -0700 Subject: [PATCH] pageflags: use proper page flag functions in Xen Xen uses bitops to manipulate page flags. Make it use proper page flag functions. Signed-off-by: Christoph Lameter Cc: Andy Whitcroft Cc: KAMEZAWA Hiroyuki Cc: KOSAKI Motohiro Cc: Rik van Riel Cc: Mel Gorman Cc: Jeremy Fitzhardinge Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/x86/xen/mmu.c | 4 ++-- include/linux/page-flags.h | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index 6cbcf65609a..126766d43ae 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -387,7 +387,7 @@ static void xen_do_pin(unsigned level, unsigned long pfn) static int pin_page(struct page *page, enum pt_level level) { - unsigned pgfl = test_and_set_bit(PG_pinned, &page->flags); + unsigned pgfl = TestSetPagePinned(page); int flush; if (pgfl) @@ -468,7 +468,7 @@ void __init xen_mark_init_mm_pinned(void) static int unpin_page(struct page *page, enum pt_level level) { - unsigned pgfl = test_and_clear_bit(PG_pinned, &page->flags); + unsigned pgfl = TestClearPagePinned(page); if (pgfl && !PageHighMem(page)) { void *pt = lowmem_page_address(page); diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index ed7659adfaa..3cafd878e4c 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -159,7 +159,7 @@ PAGEFLAG(LRU, lru) __CLEARPAGEFLAG(LRU, lru) PAGEFLAG(Active, active) __CLEARPAGEFLAG(Active, active) __PAGEFLAG(Slab, slab) PAGEFLAG(Checked, checked) /* Used by some filesystems */ -PAGEFLAG(Pinned, pinned) /* Xen pinned pagetable */ +PAGEFLAG(Pinned, pinned) TESTSCFLAG(Pinned, pinned) /* Xen pagetable */ PAGEFLAG(Reserved, reserved) __CLEARPAGEFLAG(Reserved, reserved) PAGEFLAG(Private, private) __CLEARPAGEFLAG(Private, private) __SETPAGEFLAG(Private, private) -- 2.41.1