Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 23c8902d authored by Rasmus Villemoes's avatar Rasmus Villemoes Committed by Linus Torvalds
Browse files

mm: constify nmask argument to set_mempolicy() 



The nmask argument to set_mempolicy() is const according to the user-space
header numaif.h, and since the kernel does indeed not modify it, it might
as well be declared const in the kernel.

Signed-off-by: default avatarRasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent f7f28ca9

include/linux/syscalls.h

+1 −1
Original line number Diff line number Diff line
@@ -711,7 +711,7 @@ asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3, 


asmlinkage long sys_ioprio_set(int which, int who, int ioprio);

asmlinkage long sys_ioprio_get(int which, int who);

asmlinkage long sys_set_mempolicy(int mode, unsigned long __user *nmask,

asmlinkage long sys_set_mempolicy(int mode, const unsigned long __user *nmask,

				unsigned long maxnode);

asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode,

				const unsigned long __user *from,

mm/mempolicy.c

+1 −1
Original line number Diff line number Diff line
@@ -1383,7 +1383,7 @@ SYSCALL_DEFINE6(mbind, unsigned long, start, unsigned long, len, 
}



/* Set the process memory policy */

SYSCALL_DEFINE3(set_mempolicy, int, mode, unsigned long __user *, nmask,

SYSCALL_DEFINE3(set_mempolicy, int, mode, const unsigned long __user *, nmask,

		unsigned long, maxnode)

{

	int err;