diff options
| author | Vineeth Vijayan <vneethv@linux.ibm.com> | 2021-09-10 13:45:24 +0200 |
|---|---|---|
| committer | Heiko Carstens <hca@linux.ibm.com> | 2021-09-27 13:54:38 +0200 |
| commit | 172da89ed0eaf9d9348f5decb86ad04c624b39d1 (patch) | |
| tree | eb2b3cdb8e1890633dde2a354b97b236b80178cd /ipc | |
| parent | 5816b3e6577eaa676ceb00a848f0fd65fe2adc29 (diff) | |
| download | linux-stable-172da89ed0eaf9d9348f5decb86ad04c624b39d1.tar.gz linux-stable-172da89ed0eaf9d9348f5decb86ad04c624b39d1.tar.bz2 linux-stable-172da89ed0eaf9d9348f5decb86ad04c624b39d1.zip | |
s390/cio: avoid excessive path-verification requests
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>
Diffstat (limited to 'ipc')
0 files changed, 0 insertions, 0 deletions