From: Alexey Dobriyan <adobriyan@gmail.com>
To: akpm@linux-foundation.org
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH] proc: faster /proc/cmdline
Date: Sat, 10 Mar 2018 01:29:48 +0300 [thread overview]
Message-ID: <20180309222948.GB3843@avx2> (raw)
Use seq_puts() and skip format string processing.
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
---
fs/proc/cmdline.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/fs/proc/cmdline.c
+++ b/fs/proc/cmdline.c
@@ -6,7 +6,8 @@
static int cmdline_proc_show(struct seq_file *m, void *v)
{
- seq_printf(m, "%s\n", saved_command_line);
+ seq_puts(m, saved_command_line);
+ seq_putc(m, '\n');
return 0;
}
reply other threads:[~2018-03-09 22:29 UTC|newest]
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