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(parent: 67d98f0) | patch
scsi: lpfc: remove a bogus pci_dma_sync_single_for_device call
authorChristoph Hellwig <hch@lst.de>
Thu, 11 Oct 2018 07:16:13 +0000 (09:16 +0200)
committerMartin K. Petersen <martin.petersen@oracle.com>
Tue, 16 Oct 2018 02:41:00 +0000 (22:41 -0400)
commit416c461372b3fe635e5f9a8fbf32f629d3b22c13
treec65c58c3b1c8a62b679042edd05f83be8cbf2e5ctree | snapshot
parent67d98f0a83f8d5eafe8f584fef70b1d790a36411commit | diff
scsi: lpfc: remove a bogus pci_dma_sync_single_for_device call

dma_alloc_coherent allocates memory that can be used by the cpu and the
device at the same time, calls to pci_dma_sync_* are not required, and in
fact actively harmful on some architectures like arm.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/lpfc/lpfc_bsg.c diff | blob | history
Domain: System / Kernel;