On Mon, Apr 27, 2015 at 11:48:29PM -0700, Ming Lin wrote: > Note that removing call to ->merge_bvec_fn() is fine for > bio_add_pc_page(), as SCSI devices usually don't even need that. > Few exceptional cases like pscsi or osd are not affected either.
This explanation confuses me. Based on my reading of the code I'd replace it with something like: Removing the call to ->merge_bvec_fn() is also fine, as no driver that implements support for BLOCK_PC commands even has a ->merge_bvec_fn() method. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/