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compat: remove compat_printk()

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After 7e8e385aaf ("x86/compat: Remove sys32_vm86_warning"), this
function has become unused, so we can remove it as well.

Link: http://lkml.kernel.org/r/20160617142903.3070388-1-arnd@arndb.de
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: "Theodore Ts'o" <tytso@mit.edu>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Arnd Bergmann 2016-09-21 09:45:24 +10:00 committed by Al Viro
parent 0026ba4008
commit 9dcfcda576
3 changed files with 0 additions and 25 deletions
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14
fs/compat.c
View File

@ -54,20 +54,6 @@
#include <asm/ioctls.h>
#include "internal.h"
int compat_log = 1;
int compat_printk(const char *fmt, ...)
{
va_list ap;
int ret;
if (!compat_log)
return 0;
va_start(ap, fmt);
ret = vprintk(fmt, ap);
va_end(ap);
return ret;
}
/*
* Not all architectures have sys_utime, so implement this in terms
* of sys_utimes.

1
include/linux/compat.h
View File

@ -432,7 +432,6 @@ asmlinkage long compat_sys_settimeofday(struct compat_timeval __user *tv,
asmlinkage long compat_sys_adjtimex(struct compat_timex __user *utp);
extern __printf(1, 2) int compat_printk(const char *fmt, ...);
extern void sigset_from_compat(sigset_t *set, const compat_sigset_t *compat);
extern void sigset_to_compat(compat_sigset_t *compat, const sigset_t *set);

10
kernel/sysctl.c
View File

@ -106,7 +106,6 @@ extern unsigned int core_pipe_limit;
extern int pid_max;
extern int pid_max_min, pid_max_max;
extern int percpu_pagelist_fraction;
extern int compat_log;
extern int latencytop_enabled;
extern unsigned int sysctl_nr_open_min, sysctl_nr_open_max;
#ifndef CONFIG_MMU
@ -1084,15 +1083,6 @@ static struct ctl_table kern_table[] = {
.extra1 = &neg_one,
},
#endif
#ifdef CONFIG_COMPAT
{
.procname = "compat-log",
.data = &compat_log,
.maxlen = sizeof (int),
.mode = 0644,
.proc_handler = proc_dointvec,
},
#endif
#ifdef CONFIG_RT_MUTEXES
{
.procname = "max_lock_depth",