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authorHannes Reinecke <hare@suse.de>2018-02-26 15:26:01 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-05-25 16:13:07 +0200
commit4a8907dc9fa9d54c4a4a09a386ec453d3c1128db (patch)
treeaa274f6a4d34353cf2f154d8eb455ff0e95e63db /drivers/scsi
parente3685f99492c323061d1c33ff1cfadc2d7406a9f (diff)
scsi: mpt3sas: Do not mark fw_event workqueue as WQ_MEM_RECLAIM
[ Upstream commit 864449eea7c600596e305ffdc4a6a846414b222c ] The firmware event workqueue should not be marked as WQ_MEM_RECLAIM as it's doesn't need to make forward progress under memory pressure. In the current state it will result in a deadlock if the device had been forcefully removed. Cc: Sreekanth Reddy <sreekanth.reddy@broadcom.com> Cc: Suganath Prabu Subramani <suganath-prabu.subramani@broadcom.com> Acked-by: Sreekanth Reddy <Sreekanth.Reddy@broadcom.com> Signed-off-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/mpt3sas/mpt3sas_scsih.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index b8589068d175..ec48c010a3ba 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -8853,7 +8853,7 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
snprintf(ioc->firmware_event_name, sizeof(ioc->firmware_event_name),
"fw_event_%s%d", ioc->driver_name, ioc->id);
ioc->firmware_event_thread = alloc_ordered_workqueue(
- ioc->firmware_event_name, WQ_MEM_RECLAIM);
+ ioc->firmware_event_name, 0);
if (!ioc->firmware_event_thread) {
pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
ioc->name, __FILE__, __LINE__, __func__);