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-rw-r--r--include/linux/page-flags.h14
1 files changed, 7 insertions, 7 deletions
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index 6b202b173955..5b59f35dcb8f 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -8,7 +8,7 @@
8#include <linux/types.h> 8#include <linux/types.h>
9#ifndef __GENERATING_BOUNDS_H 9#ifndef __GENERATING_BOUNDS_H
10#include <linux/mm_types.h> 10#include <linux/mm_types.h>
11#include <linux/bounds.h> 11#include <generated/bounds.h>
12#endif /* !__GENERATING_BOUNDS_H */ 12#endif /* !__GENERATING_BOUNDS_H */
13 13
14/* 14/*
@@ -99,7 +99,7 @@ enum pageflags {
99 PG_buddy, /* Page is free, on buddy lists */ 99 PG_buddy, /* Page is free, on buddy lists */
100 PG_swapbacked, /* Page is backed by RAM/swap */ 100 PG_swapbacked, /* Page is backed by RAM/swap */
101 PG_unevictable, /* Page is "unevictable" */ 101 PG_unevictable, /* Page is "unevictable" */
102#ifdef CONFIG_HAVE_MLOCKED_PAGE_BIT 102#ifdef CONFIG_MMU
103 PG_mlocked, /* Page is vma mlocked */ 103 PG_mlocked, /* Page is vma mlocked */
104#endif 104#endif
105#ifdef CONFIG_ARCH_USES_PG_UNCACHED 105#ifdef CONFIG_ARCH_USES_PG_UNCACHED
@@ -259,12 +259,10 @@ PAGEFLAG_FALSE(SwapCache)
259PAGEFLAG(Unevictable, unevictable) __CLEARPAGEFLAG(Unevictable, unevictable) 259PAGEFLAG(Unevictable, unevictable) __CLEARPAGEFLAG(Unevictable, unevictable)
260 TESTCLEARFLAG(Unevictable, unevictable) 260 TESTCLEARFLAG(Unevictable, unevictable)
261 261
262#ifdef CONFIG_HAVE_MLOCKED_PAGE_BIT 262#ifdef CONFIG_MMU
263#define MLOCK_PAGES 1
264PAGEFLAG(Mlocked, mlocked) __CLEARPAGEFLAG(Mlocked, mlocked) 263PAGEFLAG(Mlocked, mlocked) __CLEARPAGEFLAG(Mlocked, mlocked)
265 TESTSCFLAG(Mlocked, mlocked) __TESTCLEARFLAG(Mlocked, mlocked) 264 TESTSCFLAG(Mlocked, mlocked) __TESTCLEARFLAG(Mlocked, mlocked)
266#else 265#else
267#define MLOCK_PAGES 0
268PAGEFLAG_FALSE(Mlocked) SETPAGEFLAG_NOOP(Mlocked) 266PAGEFLAG_FALSE(Mlocked) SETPAGEFLAG_NOOP(Mlocked)
269 TESTCLEARFLAG_FALSE(Mlocked) __TESTCLEARFLAG_FALSE(Mlocked) 267 TESTCLEARFLAG_FALSE(Mlocked) __TESTCLEARFLAG_FALSE(Mlocked)
270#endif 268#endif
@@ -277,13 +275,15 @@ PAGEFLAG_FALSE(Uncached)
277 275
278#ifdef CONFIG_MEMORY_FAILURE 276#ifdef CONFIG_MEMORY_FAILURE
279PAGEFLAG(HWPoison, hwpoison) 277PAGEFLAG(HWPoison, hwpoison)
280TESTSETFLAG(HWPoison, hwpoison) 278TESTSCFLAG(HWPoison, hwpoison)
281#define __PG_HWPOISON (1UL << PG_hwpoison) 279#define __PG_HWPOISON (1UL << PG_hwpoison)
282#else 280#else
283PAGEFLAG_FALSE(HWPoison) 281PAGEFLAG_FALSE(HWPoison)
284#define __PG_HWPOISON 0 282#define __PG_HWPOISON 0
285#endif 283#endif
286 284
285u64 stable_page_flags(struct page *page);
286
287static inline int PageUptodate(struct page *page) 287static inline int PageUptodate(struct page *page)
288{ 288{
289 int ret = test_bit(PG_uptodate, &(page)->flags); 289 int ret = test_bit(PG_uptodate, &(page)->flags);
@@ -393,7 +393,7 @@ static inline void __ClearPageTail(struct page *page)
393 393
394#endif /* !PAGEFLAGS_EXTENDED */ 394#endif /* !PAGEFLAGS_EXTENDED */
395 395
396#ifdef CONFIG_HAVE_MLOCKED_PAGE_BIT 396#ifdef CONFIG_MMU
397#define __PG_MLOCKED (1 << PG_mlocked) 397#define __PG_MLOCKED (1 << PG_mlocked)
398#else 398#else
399#define __PG_MLOCKED 0 399#define __PG_MLOCKED 0