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authorAkinobu Mita <mita@miraclelinux.com>2006-09-29 13:01:27 +0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-29 20:18:23 +0400
commit4050914f7c2665736a82265a029466071a90094e (patch)
tree529bf07480c936bb9e3be5b80ac0eb948946056b /drivers/char/tty_io.c
parent1a036cdd955b695b7e09e6505e6d6eba697f043e (diff)
downloadlinux-4050914f7c2665736a82265a029466071a90094e.tar.xz
[PATCH] rate limiting for the ldisc open failure messages
This patch limits the messages when ldisc open faulures happen. It happens under memory pressure. Signed-off-by: Akinobu Mita <mita@miraclelinux.com> Acked-by: Alan Cox <alan@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/char/tty_io.c')
-rw-r--r--drivers/char/tty_io.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index 635437319778..333741770f1e 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -2065,8 +2065,9 @@ fail_no_mem:
/* call the tty release_mem routine to clean out this slot */
release_mem_out:
- printk(KERN_INFO "init_dev: ldisc open failed, "
- "clearing slot %d\n", idx);
+ if (printk_ratelimit())
+ printk(KERN_INFO "init_dev: ldisc open failed, "
+ "clearing slot %d\n", idx);
release_mem(tty, idx);
goto end_init;
}