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    [PATCH] ratelimit the ieee1394 IR legacy activated messages · 98848fa8
    Olaf Hering 提交于
    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: NOlaf Hering <olh@suse.de>
    Cc: Jody McIntyre <scjody@modernduck.com>
    Cc: Ben Collins <bcollins@debian.org>
    Signed-off-by: NAndrew Morton <akpm@osdl.org>
    Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
    98848fa8
ohci1394.c 106.2 KB