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authorMartin K. Petersen <[email protected]>2019-03-27 16:11:52 +0000
committerMartin K. Petersen <[email protected]>2019-03-28 01:21:38 +0000
commit1d5de5bd311be7cd54f02f7cd164f0349a75c876 (patch)
tree608d191867c9dbaa788f5578c8ae8dc259df4887 /tools/perf/scripts/python/check-perf-trace.py
parentscsi: sd: Fix a race between closing an sd device and sd I/O (diff)
downloadkernel-1d5de5bd311be7cd54f02f7cd164f0349a75c876.tar.gz
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scsi: sd: Quiesce warning if device does not report optimal I/O size
Commit a83da8a4509d ("scsi: sd: Optimal I/O size should be a multiple of physical block size") split one conditional into several separate statements in an effort to provide more accurate warning messages when a device reports a nonsensical value. However, this reorganization accidentally dropped the precondition of the reported value being larger than zero. This lead to a warning getting emitted on devices that do not report an optimal I/O size at all. Remain silent if a device does not report an optimal I/O size. Fixes: a83da8a4509d ("scsi: sd: Optimal I/O size should be a multiple of physical block size") Cc: Randy Dunlap <[email protected]> Cc: <[email protected]> Reported-by: Hussam Al-Tayeb <[email protected]> Tested-by: Hussam Al-Tayeb <[email protected]> Reviewed-by: Bart Van Assche <[email protected]> Signed-off-by: Martin K. Petersen <[email protected]>
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