On Wed, 2010-08-18 at 11:53 +0200, Christoph Hellwig wrote: > On Mon, Aug 16, 2010 at 06:51:58PM +0200, Tejun Heo wrote: > > * scsi_error.c for some reason tests REQ_HARDBARRIER. I think this > > part can be dropped altogether but am not sure. > > That was introduced by commit 77a4229719e511a0d38d9c355317ae1469adeb54 > > [SCSI] Retry commands with UNIT_ATTENTION sense codes to fix ext3/ext4 I/O error > > which just went in this May. Given that we now send barriers and > discards as FS requests I think it should be reverted, preferably > already during this cycle, in which the patches to send these requests > as FS type were added. Right ... it was the quickest hack to get around the fact that we expect the caller to do error handling for BLOCK_PC requests and none of the block discard and barrier code expects to do this. Once they all go as REQ_TYPE_FS, this code can be removed. James -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
