compat: remove compat_printk()

After 7e8e385aaf6e ("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>

1 files changed, 0 insertions, 10 deletions

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index d66321036f21..98ba312d1088 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -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",