]> git.baikalelectronics.ru Git - kernel.git/commit
sata_mv: don't issue two DMA commands concurrently
authorTejun Heo <htejun@gmail.com>
Wed, 13 Aug 2008 11:24:16 +0000 (20:24 +0900)
committerJeff Garzik <jgarzik@redhat.com>
Fri, 22 Aug 2008 06:07:47 +0000 (02:07 -0400)
commit8b085fb8fff7cd939da16f62bffa9c0a744a04dc
treec2862fd157fd906ab7d8fbbed72acd138ce01108
parent03cc22618258e6bc8347f9ac87e3060ade8e463b
sata_mv: don't issue two DMA commands concurrently

sata_mv allowed issuing two DMA commands concurrently which the
hardware allows.  Unfortunately, libata core layer isn't ready for
this yet and spews ugly warning message and malfunctions on this.
Don't allow concurrent DMA commands for now.

Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
drivers/ata/sata_mv.c