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authorStephen M. Cameron <scameron@beardog.cce.hp.com>2012-05-01 11:42:30 -0500
committerJames Bottomley <JBottomley@Parallels.com>2012-05-10 09:11:43 +0100
commit2c17d2da8c9ef2c5be5077d3995041791e38094d (patch)
treea305edafa6170096b2cffc1100a38fbb33d7a28c /drivers/scsi/hpsa.c
parent21b8e4ef0357041854819d0f97bf1052ab4763e6 (diff)
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[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>
Diffstat (limited to 'drivers/scsi/hpsa.c')
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