On Wed, 2015-09-30 at 09:41 -0700, Christoph Hellwig wrote: > On Wed, Sep 30, 2015 at 09:36:24AM -0700, James Bottomley wrote: > > Are you sure? The init trace that kicked all this off still has > > twa_init in it. I was figuring the most likely suspect is > > twa_get_param(). > > That one doesnt set ->srb at all, but given that it's called before > any SCSI commands can sent ->srb will be all NULL. It certainly > doesn't use a scsi_cmnd anywhere and does not expect to hit any > code path calling scsi_dma_unmap. If it ends up there it's a bad bug > and would blow up a lot more spectacularly.
OK, post a compilable version of the patch and lets get the reporter to try it out. Not resurrecting esoteric flags suits me. James -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
