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Commit 7f43add4 authored by Wang Xiaoqiang's avatar Wang Xiaoqiang Committed by Linus Torvalds
Browse files

mm/mlock.c: change can_do_mlock return value type to boolean 



Since can_do_mlock only return 1 or 0, so make it boolean.

No functional change.

[akpm@linux-foundation.org: update declaration in mm.h]
Signed-off-by: default avatarWang Xiaoqiang <wangxq10@lzu.edu.cn>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 61e16557

include/linux/mm.h

+1 −1
Original line number Diff line number Diff line
@@ -1100,7 +1100,7 @@ static inline bool shmem_mapping(struct address_space *mapping) 
}

#endif



extern int can_do_mlock(void);

extern bool can_do_mlock(void);

extern int user_shm_lock(size_t, struct user_struct *);

extern void user_shm_unlock(size_t, struct user_struct *);

mm/mlock.c

+4 −4
Original line number Diff line number Diff line
@@ -24,13 +24,13 @@ 


#include "internal.h"



int can_do_mlock(void)

bool can_do_mlock(void)

{

	if (rlimit(RLIMIT_MEMLOCK) != 0)

		return 1;

		return true;

	if (capable(CAP_IPC_LOCK))

		return 1;

	return 0;

		return true;

	return false;

}

EXPORT_SYMBOL(can_do_mlock);