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authorCornelia Huck <cornelia.huck@de.ibm.com>2007-04-26 00:12:03 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2007-04-27 10:57:32 -0700
commitfa1a8c23eb7d3ded8a3c6d0e653339a2bc7fca9e (patch)
treea963f25081d843a1ce7215fccd1931767e959833 /drivers/base
parent45cd8d8e1e56fba41b1e4fae988f40fe938045c2 (diff)
s390: cio: Delay uevents for subchannels
We often have the situation that we register a subchannel and start device recognition, only to find out that the device is not usable after all, which triggers an unregister of the subchannel. This often happens on hundreds of subchannels on a LPAR, leading to a storm of events which aren't of any use. Therefore, use uevent_suppress to delay the KOBJ_ADD uevent for a subchannel until we know that its ccw_device is to be registered. Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Cc: Kay Sievers <kay.sievers@vrfy.org> Cc: Eric Rannaud <eric.rannaud@gmail.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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