scsi: mpt3sas: Additional diagnostic buffer query interface
When a host trace buffer is released, applications never know for what reason the buffer is released. Add a new IOCTL MPT3ADDNLDIAGQUERY to provide the trigger information due to which the diag buffer is released. Link: https://lore.kernel.org/r/20210204033724.1345-2-suganath-prabu.subramani@broadcom.com Signed-off-by:Suganath Prabu S <suganath-prabu.subramani@broadcom.com> Signed-off-by:
Martin K. Petersen <martin.petersen@oracle.com>
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- drivers/scsi/mpt3sas/mpt3sas_base.c 4 additions, 1 deletiondrivers/scsi/mpt3sas/mpt3sas_base.c
- drivers/scsi/mpt3sas/mpt3sas_base.h 47 additions, 0 deletionsdrivers/scsi/mpt3sas/mpt3sas_base.h
- drivers/scsi/mpt3sas/mpt3sas_ctl.c 66 additions, 1 deletiondrivers/scsi/mpt3sas/mpt3sas_ctl.c
- drivers/scsi/mpt3sas/mpt3sas_ctl.h 22 additions, 0 deletionsdrivers/scsi/mpt3sas/mpt3sas_ctl.h
- drivers/scsi/mpt3sas/mpt3sas_scsih.c 2 additions, 0 deletionsdrivers/scsi/mpt3sas/mpt3sas_scsih.c
- drivers/scsi/mpt3sas/mpt3sas_trigger_diag.c 36 additions, 2 deletionsdrivers/scsi/mpt3sas/mpt3sas_trigger_diag.c
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