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| author | Ingo Molnar <mingo@elte.hu> | 2009-09-24 12:59:11 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-09-24 12:59:18 +0200 |
| commit | d2ff6de537c61a0f05731c6679f3e1abc2d95e68 (patch) | |
| tree | 821aa38121f57a9d5419388ef10ea6f3aa445d4d /include/linux/page-flags.h | |
| parent | e23a8b6a8f319c0f08b6ccef2dccbb37e7603dc2 (diff) | |
| parent | a724eada8c2a7b62463b73ccf73fd0bb6e928aeb (diff) | |
Merge branch 'linus' into x86/urgent
Merge reason: Queueing up dependent early-printk fix.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/page-flags.h')
| -rw-r--r-- | include/linux/page-flags.h | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index 2b87acfc5f87..13de789f0a5c 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -158,6 +158,9 @@ static inline int TestSetPage##uname(struct page *page) \ static inline int TestClearPage##uname(struct page *page) \ { return test_and_clear_bit(PG_##lname, &page->flags); } +#define __TESTCLEARFLAG(uname, lname) \ +static inline int __TestClearPage##uname(struct page *page) \ + { return __test_and_clear_bit(PG_##lname, &page->flags); } #define PAGEFLAG(uname, lname) TESTPAGEFLAG(uname, lname) \ SETPAGEFLAG(uname, lname) CLEARPAGEFLAG(uname, lname) @@ -184,6 +187,9 @@ static inline void __ClearPage##uname(struct page *page) { } #define TESTCLEARFLAG_FALSE(uname) \ static inline int TestClearPage##uname(struct page *page) { return 0; } +#define __TESTCLEARFLAG_FALSE(uname) \ +static inline int __TestClearPage##uname(struct page *page) { return 0; } + struct page; /* forward declaration */ TESTPAGEFLAG(Locked, locked) TESTSETFLAG(Locked, locked) @@ -250,11 +256,11 @@ PAGEFLAG(Unevictable, unevictable) __CLEARPAGEFLAG(Unevictable, unevictable) #ifdef CONFIG_HAVE_MLOCKED_PAGE_BIT #define MLOCK_PAGES 1 PAGEFLAG(Mlocked, mlocked) __CLEARPAGEFLAG(Mlocked, mlocked) - TESTSCFLAG(Mlocked, mlocked) + TESTSCFLAG(Mlocked, mlocked) __TESTCLEARFLAG(Mlocked, mlocked) #else #define MLOCK_PAGES 0 -PAGEFLAG_FALSE(Mlocked) - SETPAGEFLAG_NOOP(Mlocked) TESTCLEARFLAG_FALSE(Mlocked) +PAGEFLAG_FALSE(Mlocked) SETPAGEFLAG_NOOP(Mlocked) + TESTCLEARFLAG_FALSE(Mlocked) __TESTCLEARFLAG_FALSE(Mlocked) #endif #ifdef CONFIG_ARCH_USES_PG_UNCACHED @@ -396,8 +402,8 @@ static inline void __ClearPageTail(struct page *page) */ #define PAGE_FLAGS_CHECK_AT_PREP ((1 << NR_PAGEFLAGS) - 1) -#endif /* !__GENERATING_BOUNDS_H */ - +#define PAGE_FLAGS_PRIVATE \ + (1 << PG_private | 1 << PG_private_2) /** * page_has_private - Determine if page has private stuff * @page: The page to be checked @@ -405,8 +411,11 @@ static inline void __ClearPageTail(struct page *page) * Determine if a page has private stuff, indicating that release routines * should be invoked upon it. */ -#define page_has_private(page) \ - ((page)->flags & ((1 << PG_private) | \ - (1 << PG_private_2))) +static inline int page_has_private(struct page *page) +{ + return !!(page->flags & PAGE_FLAGS_PRIVATE); +} + +#endif /* !__GENERATING_BOUNDS_H */ #endif /* PAGE_FLAGS_H */ |