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Now is as good a time as any to find out if we induce breakage

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by issueing aborts for any pending commands when we're decommssioning
a disk.

MFC after:	3 months
This commit is contained in:
Matt Jacob 2010-08-17 17:11:15 +00:00
parent c007b96a78
commit c9c87edbc3
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=211434
1 changed files with 18 additions and 2 deletions
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20
sys/cam/scsi/scsi_da.c
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@ -958,6 +958,8 @@ dainit(void)
static void
daoninvalidate(struct cam_periph *periph)
{
struct ccb_abort cab;
struct ccb_hdr *ccb_h, *ccb_h_t;
struct da_softc *softc;
softc = (struct da_softc *)periph->softc;
@ -967,15 +969,29 @@ daoninvalidate(struct cam_periph *periph)
*/
xpt_register_async(0, daasync, periph, periph->path);
/*
* Invalidate the pack label
*/
softc->flags |= DA_FLAG_PACK_INVALID;
/*
* Return all queued I/O with ENXIO.
* XXX Handle any transactions queued to the card
* with XPT_ABORT_CCB.
*/
bioq_flush(&softc->bio_queue, NULL, ENXIO);
/*
* Issue aborts for any pending commands.
*/
xpt_setup_ccb(&cab.ccb_h, periph->path, CAM_PRIORITY_NORMAL+1);
cab.ccb_h.func_code = XPT_ABORT;
LIST_FOREACH_SAFE(ccb_h, &softc->pending_ccbs, periph_links.le, ccb_h_t) {
cab.abort_ccb = (union ccb *)ccb_h;
xpt_action((union ccb *)&cab);
}
/*
* This disk is *history*....
*/
disk_gone(softc->disk);
xpt_print(periph->path, "lost device\n");
}