freebsd-skq

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Alan Somers a92fe02768 Don't retry SAS commands in response to protocol errors

sys/dev/mpr/mpr_sas_lsi.c
sys/dev/mps/mps_sas_lsi.c
	When mp[rs]sas_get_sata_identify returns
	MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR, don't bother retrying. Protocol
	errors aren't likely to be fixed by sleeping.

	Without this change, a system that generated may protocol errors due
	to signal integrity issues was taking more than an hour to boot, due
	to all the retries.

Reviewed by:	slm
MFC after:	4 weeks
Sponsored by:	Spectra Logic Corp
Differential Revision:	https://reviews.freebsd.org/D4553

2015-12-14 19:40:47 +00:00

mpi

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2015-05-28 18:24:22 +00:00

mpr_config.c

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2015-05-28 18:24:22 +00:00

mpr_ioctl.h

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2015-05-28 18:24:22 +00:00

mpr_mapping.c

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