diff options
| author | Chandrakanth patil <chandrakanth.patil@broadcom.com> | 2023-11-26 11:01:33 +0530 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2023-12-05 21:38:48 -0500 |
| commit | f8fb3f39148e8010479e4b2003ba4728818ec661 (patch) | |
| tree | 882985ebf72751f8cac72aef937322e25559adad /drivers/scsi/mpi3mr | |
| parent | c01d515687e358b22aa8414d6dac60d7defa6eb9 (diff) | |
scsi: mpi3mr: Block PEL Enable Command on Controller Reset and Unrecoverable State
If a controller reset is underway or the controller is in an unrecoverable
state, the PEL enable management command will be returned as EAGAIN or
EFAULT.
Cc: <stable@vger.kernel.org> # v6.1+
Co-developed-by: Sathya Prakash <sathya.prakash@broadcom.com>
Signed-off-by: Sathya Prakash <sathya.prakash@broadcom.com>
Signed-off-by: Chandrakanth patil <chandrakanth.patil@broadcom.com>
Link: https://lore.kernel.org/r/20231126053134.10133-4-chandrakanth.patil@broadcom.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/mpi3mr')
| -rw-r--r-- | drivers/scsi/mpi3mr/mpi3mr_app.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/scsi/mpi3mr/mpi3mr_app.c b/drivers/scsi/mpi3mr/mpi3mr_app.c index 08645a99ad6b..9dacbb8570c9 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_app.c +++ b/drivers/scsi/mpi3mr/mpi3mr_app.c @@ -223,6 +223,22 @@ static long mpi3mr_bsg_pel_enable(struct mpi3mr_ioc *mrioc, return rval; } + if (mrioc->unrecoverable) { + dprint_bsg_err(mrioc, "%s: unrecoverable controller\n", + __func__); + return -EFAULT; + } + + if (mrioc->reset_in_progress) { + dprint_bsg_err(mrioc, "%s: reset in progress\n", __func__); + return -EAGAIN; + } + + if (mrioc->stop_bsgs) { + dprint_bsg_err(mrioc, "%s: bsgs are blocked\n", __func__); + return -EAGAIN; + } + sg_copy_to_buffer(job->request_payload.sg_list, job->request_payload.sg_cnt, &pel_enable, sizeof(pel_enable)); |