From 4a8907dc9fa9d54c4a4a09a386ec453d3c1128db Mon Sep 17 00:00:00 2001 From: Hannes Reinecke Date: Mon, 26 Feb 2018 15:26:01 +0100 Subject: [PATCH] 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 Cc: Suganath Prabu Subramani Acked-by: Sreekanth Reddy Signed-off-by: Hannes Reinecke Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/scsi/mpt3sas/mpt3sas_scsih.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c index b858906..ec48c01 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__); -- 2.7.4