lkml.org 
[lkml]   [2018]   [Jun]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] mm: clean up page_is_poisoned in linux/mm.h
Date
From: Sahara <keun-o.park@darkmatter.ae>

When bd33ef36("mm: enable page poisoning early at boot") got rid of
the PAGE_EXT_DEBUG_POISON, page_is_poisoned in the header left
behind. This patch cleans up the leftovers under the table.

Signed-off-by: Sahara <keun-o.park@darkmatter.ae>
---
include/linux/mm.h | 2 --
1 file changed, 2 deletions(-)

diff --git a/include/linux/mm.h b/include/linux/mm.h
index c6fa9a2..a53b0ad 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2522,12 +2522,10 @@ extern int apply_to_page_range(struct mm_struct *mm, unsigned long address,
#ifdef CONFIG_PAGE_POISONING
extern bool page_poisoning_enabled(void);
extern void kernel_poison_pages(struct page *page, int numpages, int enable);
-extern bool page_is_poisoned(struct page *page);
#else
static inline bool page_poisoning_enabled(void) { return false; }
static inline void kernel_poison_pages(struct page *page, int numpages,
int enable) { }
-static inline bool page_is_poisoned(struct page *page) { return false; }
#endif

#ifdef CONFIG_DEBUG_PAGEALLOC
--
2.7.4
\
 
 \ /
  Last update: 2018-06-03 10:28    [W:0.089 / U:0.228 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site