From: Wang YanQing <udknight@gmail.com>
To: tomi.valkeinen@ti.com
Cc: plagnioj@jcrosoft.com, airlied@redhat.com,
gregkh@linuxfoundation.org, akpm@linux-foundation.org,
kamal@whence.com, linux-fbdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH] fbcon: trivial optimization for fbcon_exit
Date: Fri, 27 Dec 2013 02:39:18 +0000 [thread overview]
Message-ID: <20131227023917.GA3908@udknight> (raw)
Break out as soon as we find a mapped entry con2fb_map.
Signed-off-by: Wang YanQing <udknight@gmail.com>
---
drivers/video/console/fbcon.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
index cd8a802..f39931f 100644
--- a/drivers/video/console/fbcon.c
+++ b/drivers/video/console/fbcon.c
@@ -3547,8 +3547,10 @@ static void fbcon_exit(void)
"no"));
for (j = first_fb_vc; j <= last_fb_vc; j++) {
- if (con2fb_map[j] = i)
+ if (con2fb_map[j] = i) {
mapped = 1;
+ break;
+ }
}
if (mapped) {
--
1.8.3.4.8.g69490f3.dirty
next reply other threads:[~2013-12-27 2:39 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-27 2:39 Wang YanQing [this message]
2014-01-08 9:48 ` [PATCH] fbcon: trivial optimization for fbcon_exit Tomi Valkeinen
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