linux-kernel - [PATCH 01/13] seq_file: rewrite seq_puts() in terms of seq

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Message-Id: <20180827231503.26899-1-adobriyan@gmail.com>
Date:   Tue, 28 Aug 2018 02:14:51 +0300
From:   Alexey Dobriyan <adobriyan@...il.com>
To:     akpm@...ux-foundation.org
Cc:     linux-kernel@...r.kernel.org, Alexey Dobriyan <adobriyan@...il.com>
Subject: [PATCH 01/13] seq_file: rewrite seq_puts() in terms of seq_write()

Space savings -- 42 bytes!

	seq_puts	71      29     [-42]

Signed-off-by: Alexey Dobriyan <adobriyan@...il.com>
---
 fs/seq_file.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/fs/seq_file.c b/fs/seq_file.c
index 1dea7a8a5255..0c282a88a896 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -653,14 +653,7 @@ EXPORT_SYMBOL(seq_putc);
 
 void seq_puts(struct seq_file *m, const char *s)
 {
-	int len = strlen(s);
-
-	if (m->count + len >= m->size) {
-		seq_set_overflow(m);
-		return;
-	}
-	memcpy(m->buf + m->count, s, len);
-	m->count += len;
+	seq_write(m, s, strlen(s));
 }
 EXPORT_SYMBOL(seq_puts);
 
-- 
2.16.4