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scsi: mpi3mr: Clean up block devices post controller reset

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After a controller reset, if the firmware changes the state of devices to
"hide", then remove those devices from the OS.

Cc: <stable@vger.kernel.org> # v6.6+
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/20231126053134.10133-3-chandrakanth.patil@broadcom.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Chandrakanth patil 2023-11-26 11:01:32 +05:30 committed by Martin K. Petersen
parent e5aab848df
commit c01d515687
1 changed files with 7 additions and 2 deletions
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9
drivers/scsi/mpi3mr/mpi3mr_os.c
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@ -1047,8 +1047,9 @@ void mpi3mr_rfresh_tgtdevs(struct mpi3mr_ioc *mrioc)
list_for_each_entry_safe(tgtdev, tgtdev_next, &mrioc->tgtdev_list,
list) {
if ((tgtdev->dev_handle == MPI3MR_INVALID_DEV_HANDLE) &&
tgtdev->host_exposed && tgtdev->starget &&
tgtdev->starget->hostdata) {
tgtdev->is_hidden &&
tgtdev->host_exposed && tgtdev->starget &&
tgtdev->starget->hostdata) {
tgt_priv = tgtdev->starget->hostdata;
tgt_priv->dev_removed = 1;
atomic_set(&tgt_priv->block_io, 0);
@ -1064,6 +1065,10 @@ void mpi3mr_rfresh_tgtdevs(struct mpi3mr_ioc *mrioc)
mpi3mr_remove_tgtdev_from_host(mrioc, tgtdev);
mpi3mr_tgtdev_del_from_list(mrioc, tgtdev, true);
mpi3mr_tgtdev_put(tgtdev);
} else if (tgtdev->is_hidden & tgtdev->host_exposed) {
dprint_reset(mrioc, "hiding target device with perst_id(%d)\n",
tgtdev->perst_id);
mpi3mr_remove_tgtdev_from_host(mrioc, tgtdev);
}
}