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| author | Olaf Hering <olh@suse.de> | 2005-07-14 00:33:45 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-07-14 09:00:26 -0700 |
| commit | 98848fa83bb6a4572ad55daeb312182dec9bed58 (patch) | |
| tree | 9221e935f4cd3bfb6da2422806aee41f2040ed2e /drivers | |
| parent | a2d2b5cb8e5d8787f009eeb3bbca52687bd42a77 (diff) | |
| download | linux-3.10-98848fa83bb6a4572ad55daeb312182dec9bed58.tar.gz linux-3.10-98848fa83bb6a4572ad55daeb312182dec9bed58.tar.bz2 linux-3.10-98848fa83bb6a4572ad55daeb312182dec9bed58.zip | |
[PATCH] ratelimit the ieee1394 IR legacy activated messages
running coriander1 with an Apple iSight produces lots of dmesg output.
Jul 13 22:14:17 ibook kernel: ieee1394: raw1394: /dev/raw1394 device initialized
Jul 13 22:15:28 ibook kernel: ohci1394: fw-host0: IR legacy activated
Jul 13 22:15:59 ibook last message repeated 208 times
Jul 13 22:17:00 ibook last message repeated 762 times
Jul 13 22:18:01 ibook last message repeated 914 times
Jul 13 22:18:17 ibook last message repeated 238 times
Jul 13 22:18:17 ibook kernel: ieee1394: unsolicited response packet received - no tlabel match
Jul 13 22:18:17 ibook kernel: ohci1394: fw-host0: IR legacy activated
its less noisy with the patch:
Jul 14 08:03:08 ibook kernel: ieee1394: raw1394: /dev/raw1394 device initialized
Jul 14 08:03:26 ibook kernel: ohci1394: fw-host0: IR legacy activated
Jul 14 08:03:42 ibook last message repeated 10 times
Jul 14 08:03:47 ibook kernel: printk: 63 messages suppressed.
Jul 14 08:03:47 ibook kernel: ohci1394: fw-host0: IR legacy activated
Jul 14 08:03:52 ibook kernel: printk: 74 messages suppressed.
Signed-off-by: Olaf Hering <olh@suse.de>
Cc: Jody McIntyre <scjody@modernduck.com>
Cc: Ben Collins <bcollins@debian.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/ieee1394/ohci1394.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/ieee1394/ohci1394.c b/drivers/ieee1394/ohci1394.c index a485f47bb21..b12a970cc9a 100644 --- a/drivers/ieee1394/ohci1394.c +++ b/drivers/ieee1394/ohci1394.c @@ -1084,7 +1084,8 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg) initialize_dma_rcv_ctx(&ohci->ir_legacy_context, 1); - PRINT(KERN_ERR, "IR legacy activated"); + if (printk_ratelimit()) + PRINT(KERN_ERR, "IR legacy activated"); } spin_lock_irqsave(&ohci->IR_channel_lock, flags); |