AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

ata: pdc_adma: Remove call to memset after dmam_alloc_coherent

Browse Source 
In commit af7ddd8a62
("Merge tag 'dma-mapping-4.21' of git://git.infradead.org/users/hch/dma-mapping"),
dmam_alloc_coherent has already zeroed the memory.
So memset is not needed.

Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Fuqian Huang 2019-06-28 01:34:10 +08:00 committed by Jens Axboe
parent 602e40a785
commit 65315bbbfd
1 changed files with 0 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/ata/pdc_adma.c
View File

@ -550,7 +550,6 @@ static int adma_port_start(struct ata_port *ap)
(u32)pp->pkt_dma);
return -ENOMEM;
}
memset(pp->pkt, 0, ADMA_PKT_BYTES);
ap->private_data = pp;
adma_reinit_engine(ap);
return 0;