scsi: mpt3sas: Add firmware event requeue support for busy devices

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Add support to requeue SAS/PCIe topology change events when devices are
busy or not ready. Introduce delayed work with retry counters so events
are retried instead of dropped, improving device discovery by retrying
transient failures instead of dropping events.

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202510311720.NiDwRLwp-lkp@intel.com/
Signed-off-by: Ranjan Kumar <ranjan.kumar@broadcom.com>
Link: https://patch.msgid.link/20251113153712.31850-5-ranjan.kumar@broadcom.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

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Ranjan Kumar 2025-11-13 21:07:08 +05:30 • committed by Martin K. Petersen

parent aee682fad6

commit ad59571931

1 changed files with 112 additions and 18 deletions

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130

drivers/scsi/mpt3sas/mpt3sas_scsih.c

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