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linux-stable/drivers/scsi/mpt3sas
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Christophe JAILLET a50bd64616 scsi: mpt3sas: Do not use GFP_KERNEL in atomic context 
mpt3sas_get_port_by_id() can be called when a spinlock is held. Use
GFP_ATOMIC instead of GFP_KERNEL when allocating memory.

Issue spotted by call_kern.cocci:
./drivers/scsi/mpt3sas/mpt3sas_scsih.c:416:42-52: ERROR: function mpt3sas_get_port_by_id called on line 7125 inside lock on line 7123 but uses GFP_KERNEL
./drivers/scsi/mpt3sas/mpt3sas_scsih.c:416:42-52: ERROR: function mpt3sas_get_port_by_id called on line 6842 inside lock on line 6839 but uses GFP_KERNEL
./drivers/scsi/mpt3sas/mpt3sas_scsih.c:416:42-52: ERROR: function mpt3sas_get_port_by_id called on line 6854 inside lock on line 6851 but uses GFP_KERNEL
./drivers/scsi/mpt3sas/mpt3sas_scsih.c:416:42-52: ERROR: function mpt3sas_get_port_by_id called on line 7706 inside lock on line 7702 but uses GFP_KERNEL
./drivers/scsi/mpt3sas/mpt3sas_scsih.c:416:42-52: ERROR: function mpt3sas_get_port_by_id called on line 10260 inside lock on line 10256 but uses GFP_KERNEL

Link: https://lore.kernel.org/r/20210220093951.905362-1-christophe.jaillet@wanadoo.fr
Fixes: 324c122fc0 ("scsi: mpt3sas: Add module parameter multipath_on_hba")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2021-03-16 23:08:15 -04:00
..
mpi
Kconfig scsi: mpt3sas: Fix spelling mistake in Kconfig "compatiblity" -> "compatibility" 2021-01-05 23:25:07 -05:00
Makefile
mpt3sas_base.c scsi: mpt3sas: Additional diagnostic buffer query interface 2021-02-08 22:02:07 -05:00
mpt3sas_base.h scsi: mpt3sas: Update driver version to 37.100.00.00 2021-02-08 22:02:07 -05:00
mpt3sas_config.c scsi: mpt3sas: Add persistent MPI trigger page 2020-12-09 11:34:19 -05:00
mpt3sas_ctl.c scsi: mpt3sas: Additional diagnostic buffer query interface 2021-02-08 22:02:07 -05:00
mpt3sas_ctl.h scsi: mpt3sas: Additional diagnostic buffer query interface 2021-02-08 22:02:07 -05:00
mpt3sas_debug.h
mpt3sas_debugfs.c
mpt3sas_scsih.c scsi: mpt3sas: Do not use GFP_KERNEL in atomic context 2021-03-16 23:08:15 -04:00
mpt3sas_transport.c scsi: mpt3sas: Add module parameter multipath_on_hba 2020-11-04 18:42:25 -05:00
mpt3sas_trigger_diag.c scsi: mpt3sas: Additional diagnostic buffer query interface 2021-02-08 22:02:07 -05:00
mpt3sas_trigger_diag.h scsi: mpt3sas: Fix spelling mistake 2020-06-15 23:28:46 -04:00
mpt3sas_trigger_pages.h scsi: mpt3sas: Add persistent trigger pages support 2020-12-09 11:34:18 -05:00
mpt3sas_warpdrive.c