https://github.com/torvalds/linux
Revision 172da89ed0eaf9d9348f5decb86ad04c624b39d1 authored by Vineeth Vijayan on 10 September 2021, 11:45:24 UTC, committed by Heiko Carstens on 27 September 2021, 11:54:38 UTC
Currently when removing a device from cio_ignore list, we trigger a
path-verification for all the subchannels available in the system. This
could lead to path-verification requests on subchannels with an online
device, which could cause unwanted delay. Instead of all the
subchannels, trigger the path-verifications to those without an online
device.

Reported-by: Julian Wiedmann <jwi@linux.ibm.com>
Fixes: 2297791c92d0 ("s390/cio: dont unregister subchannel from child-drivers")
Signed-off-by: Vineeth Vijayan <vneethv@linux.ibm.com>
Reviewed-by: Peter Oberparleiter <oberpar@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
1 parent 5816b3e
History
Tip revision: 172da89ed0eaf9d9348f5decb86ad04c624b39d1 authored by Vineeth Vijayan on 10 September 2021, 11:45:24 UTC
s390/cio: avoid excessive path-verification requests
Tip revision: 172da89
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.clang-format -rw-r--r-- 16.6 KB
.cocciconfig -rw-r--r-- 59 bytes
.get_maintainer.ignore -rw-r--r-- 71 bytes
.gitattributes -rw-r--r-- 62 bytes
.gitignore -rw-r--r-- 1.9 KB
.mailmap -rw-r--r-- 19.8 KB
COPYING -rw-r--r-- 496 bytes
CREDITS -rw-r--r-- 98.6 KB
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