tree a305edafa6170096b2cffc1100a38fbb33d7a28c
parent 21b8e4ef0357041854819d0f97bf1052ab4763e6
author Stephen M. Cameron <scameron@beardog.cce.hp.com> 1335890550 -0500
committer James Bottomley <JBottomley@Parallels.com> 1336637503 +0100

[SCSI] hpsa: do not read from controller unnecessarily in completion code

MSI/MSI-X interrupts can't race the DMA completion they are communicating
so no need to read from controller to flush the DMA to the host if
MSI or MSI-X interrupts are being used.

Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>