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fs/proc: use __ro_after_init

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/proc/self inode numbers, value of proc_inode_cache and st_nlink of
/proc/$TGID are fixed constants.

Link: http://lkml.kernel.org/r/20180103184707.GA31849@avx2
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alexey Dobriyan
2018-02-06 15:37:24 -08:00
committed by Linus Torvalds
parent 53f63345d8
commit efb1a57d90
4 changed files with 9 additions and 5 deletions
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3
fs/proc/thread_self.c
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@ -1,4 +1,5 @@
// SPDX-License-Identifier: GPL-2.0
#include <linux/cache.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/pid_namespace.h>
@ -30,7 +31,7 @@ static const struct inode_operations proc_thread_self_inode_operations = {
.get_link = proc_thread_self_get_link,
};
static unsigned thread_self_inum;
static unsigned thread_self_inum __ro_after_init;
int proc_setup_thread_self(struct super_block *s)
{