diff options
| author | James Smart <[email protected]> | 2019-09-21 20:59:01 -0700 |
|---|---|---|
| committer | Martin K. Petersen <[email protected]> | 2019-09-30 22:07:10 -0400 |
| commit | a4c21acca2be6729ecbe72eda9b08092725b0a77 (patch) | |
| tree | e828847e2afb430289022d58847b4993803573a6 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | d38b4a527fe898f859f74a3a43d4308f48ac7855 (diff) | |
scsi: lpfc: Fix hdwq sgl locks and irq handling
Many of the sgl-per-hdwq paths are locking with spin_lock_irq() and
spin_unlock_irq() and may unwittingly raising irq when it shouldn't. Hard
deadlocks were seen around lpfc_scsi_prep_cmnd().
Fix by converting the locks to irqsave/irqrestore.
Fixes: d79c9e9d4b3d ("scsi: lpfc: Support dynamic unbounded SGL lists on G7 hardware.")
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Dick Kennedy <[email protected]>
Signed-off-by: James Smart <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions