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authorTetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>2018-11-24 05:10:25 +0100
committerPetr Mladek <pmladek@suse.com>2018-11-29 10:59:40 +0100
commit9adcfaffc34d53e498637237fb3701560359d50b (patch)
treed417bb7adf4be5bfc0c4519182f49541306ffad9 /kernel/printk/printk.c
parentpanic: avoid deadlocks in re-entrant console drivers (diff)
downloadlinux-9adcfaffc34d53e498637237fb3701560359d50b.tar.xz
linux-9adcfaffc34d53e498637237fb3701560359d50b.zip
printk: Make printk_emit() local function.
printk_emit() is called from only devkmsg_write() in the same file. Save object size by making it a local function. Link: http://lkml.kernel.org/r/5cc99d2c-c408-34f7-d1fc-e1cd2a9e31da@i-love.sakura.ne.jp Cc: Steven Rostedt <rostedt@goodmis.org> Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com> Signed-off-by: Petr Mladek <pmladek@suse.com>
Diffstat (limited to 'kernel/printk/printk.c')
-rw-r--r--kernel/printk/printk.c30
1 files changed, 14 insertions, 16 deletions
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index b77150ad1965..a1d88212a5d2 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -753,6 +753,19 @@ struct devkmsg_user {
char buf[CONSOLE_EXT_LOG_MAX];
};
+static __printf(3, 4) __cold
+int devkmsg_emit(int facility, int level, const char *fmt, ...)
+{
+ va_list args;
+ int r;
+
+ va_start(args, fmt);
+ r = vprintk_emit(facility, level, NULL, 0, fmt, args);
+ va_end(args);
+
+ return r;
+}
+
static ssize_t devkmsg_write(struct kiocb *iocb, struct iov_iter *from)
{
char *buf, *line;
@@ -811,7 +824,7 @@ static ssize_t devkmsg_write(struct kiocb *iocb, struct iov_iter *from)
}
}
- printk_emit(facility, level, NULL, 0, "%s", line);
+ devkmsg_emit(facility, level, "%s", line);
kfree(buf);
return ret;
}
@@ -1936,21 +1949,6 @@ asmlinkage int vprintk(const char *fmt, va_list args)
}
EXPORT_SYMBOL(vprintk);
-asmlinkage int printk_emit(int facility, int level,
- const char *dict, size_t dictlen,
- const char *fmt, ...)
-{
- va_list args;
- int r;
-
- va_start(args, fmt);
- r = vprintk_emit(facility, level, dict, dictlen, fmt, args);
- va_end(args);
-
- return r;
-}
-EXPORT_SYMBOL(printk_emit);
-
int vprintk_default(const char *fmt, va_list args)
{
int r;