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| author | Rajan Shanmugavelu <rajan.shanmugavelu@oracle.com> | 2020-02-12 17:29:28 -0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2020-03-11 23:07:57 -0400 |
| commit | 598a90f2002c4c4daee24d76d24e8270c7075eef (patch) | |
| tree | f48493de9e67a1f11f70050223daede02684ba0d /Documentation/index.rst | |
| parent | 779dfcf6435b9ad612a630f0cae41adedbc0190b (diff) | |
| download | linux-stable-598a90f2002c4c4daee24d76d24e8270c7075eef.tar.gz linux-stable-598a90f2002c4c4daee24d76d24e8270c7075eef.tar.bz2 linux-stable-598a90f2002c4c4daee24d76d24e8270c7075eef.zip | |
scsi: qla2xxx: add ring buffer for tracing debug logs
Having this log in a ring buffer helps to diagnose qla2xxx driver and
firmware issues instead of having to reproduce the problem with
extended_logging enabled. This saves cycles and helps when it is hard
to reproduce problem.
Link: https://lore.kernel.org/r/1581557368-32080-1-git-send-email-rajan.shanmugavelu@oracle.com
Reviewed-by: Joe Jin <joe.jin@oracle.com>
Acked-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Rajan Shanmugavelu <rajan.shanmugavelu@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'Documentation/index.rst')
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