From: Guenter Roeck Date: Thu, 5 Apr 2018 23:24:32 +0000 (-0700) Subject: include/linux/mm.h: provide consistent declaration for num_poisoned_pages X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=5844a486daf2705dcdbfabe869a698bdfe629f54;p=openwrt%2Fstaging%2Fblogic.git include/linux/mm.h: provide consistent declaration for num_poisoned_pages clang reports the following compile warning. In file included from mm/vmscan.c:56: ./include/linux/swapops.h:327:22: warning: section attribute is specified on redeclared variable [-Wsection] extern atomic_long_t num_poisoned_pages __read_mostly; ^ ./include/linux/mm.h:2585:22: note: previous declaration is here extern atomic_long_t num_poisoned_pages; ^ Let's use __read_mostly everywhere. Link: http://lkml.kernel.org/r/1519686565-8224-1-git-send-email-linux@roeck-us.net Signed-off-by: Guenter Roeck Reviewed-by: Andrew Morton Cc: Matthias Kaehlcke Cc: David Rientjes Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/include/linux/mm.h b/include/linux/mm.h index 7c06581edaa2..40fca1b2b6a1 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2592,7 +2592,7 @@ extern int get_hwpoison_page(struct page *page); extern int sysctl_memory_failure_early_kill; extern int sysctl_memory_failure_recovery; extern void shake_page(struct page *p, int access); -extern atomic_long_t num_poisoned_pages; +extern atomic_long_t num_poisoned_pages __read_mostly; extern int soft_offline_page(struct page *page, int flags);