The branch main has been updated by jhb: URL: https://cgit.FreeBSD.org/src/commit/?id=529364b032d774bff4dc818ff23d20be482f9d99
commit 529364b032d774bff4dc818ff23d20be482f9d99 Author: John Baldwin <[email protected]> AuthorDate: 2021-09-15 20:25:04 +0000 Commit: John Baldwin <[email protected]> CommitDate: 2021-09-15 20:25:04 +0000 iscsi: Add a helper routine to abort a data-out task. Reviewed by: mav Sponsored by: Chelsio Communications Differential Revision: https://reviews.freebsd.org/D31891 --- sys/cam/ctl/ctl_frontend_iscsi.c | 39 ++++++++++++++++++++++----------------- 1 file changed, 22 insertions(+), 17 deletions(-) diff --git a/sys/cam/ctl/ctl_frontend_iscsi.c b/sys/cam/ctl/ctl_frontend_iscsi.c index 0cbe3bcefc73..ac94a786a701 100644 --- a/sys/cam/ctl/ctl_frontend_iscsi.c +++ b/sys/cam/ctl/ctl_frontend_iscsi.c @@ -1108,11 +1108,30 @@ cfiscsi_data_wait_free(struct cfiscsi_session *cs, uma_zfree(cfiscsi_data_wait_zone, cdw); } +static void +cfiscsi_data_wait_abort(struct cfiscsi_session *cs, + struct cfiscsi_data_wait *cdw, int status) +{ + union ctl_io *cdw_io; + + /* + * Set nonzero port status; this prevents backends from + * assuming that the data transfer actually succeeded + * and writing uninitialized data to disk. + */ + MPASS(status != 0); + cdw_io = cdw->cdw_ctl_io; + cdw_io->io_hdr.flags &= ~CTL_FLAG_DMA_INPROG; + cdw_io->scsiio.io_hdr.port_status = status; + cfiscsi_data_wait_free(cs, cdw); + ctl_datamove_done(cdw_io, false); +} + static void cfiscsi_session_terminate_tasks(struct cfiscsi_session *cs) { struct cfiscsi_data_wait *cdw; - union ctl_io *io, *cdw_io; + union ctl_io *io; int error, last, wait; if (cs->cs_target == NULL) @@ -1139,16 +1158,7 @@ cfiscsi_session_terminate_tasks(struct cfiscsi_session *cs) while ((cdw = TAILQ_FIRST(&cs->cs_waiting_for_data_out)) != NULL) { TAILQ_REMOVE(&cs->cs_waiting_for_data_out, cdw, cdw_next); CFISCSI_SESSION_UNLOCK(cs); - /* - * Set nonzero port status; this prevents backends from - * assuming that the data transfer actually succeeded - * and writing uninitialized data to disk. - */ - cdw_io = cdw->cdw_ctl_io; - cdw_io->io_hdr.flags &= ~CTL_FLAG_DMA_INPROG; - cdw_io->scsiio.io_hdr.port_status = 42; - cfiscsi_data_wait_free(cs, cdw); - ctl_datamove_done(cdw_io, false); + cfiscsi_data_wait_abort(cs, cdw, 42); CFISCSI_SESSION_LOCK(cs); } CFISCSI_SESSION_UNLOCK(cs); @@ -2931,7 +2941,6 @@ cfiscsi_task_management_done(union ctl_io *io) struct cfiscsi_data_wait *cdw, *tmpcdw; struct cfiscsi_session *cs, *tcs; struct cfiscsi_softc *softc; - union ctl_io *cdw_io; int cold_reset = 0; request = PRIV_REQUEST(io); @@ -2965,11 +2974,7 @@ cfiscsi_task_management_done(union ctl_io *io) #endif TAILQ_REMOVE(&cs->cs_waiting_for_data_out, cdw, cdw_next); - cdw_io = cdw->cdw_ctl_io; - cdw_io->io_hdr.flags &= ~CTL_FLAG_DMA_INPROG; - cdw_io->scsiio.io_hdr.port_status = 43; - cfiscsi_data_wait_free(cs, cdw); - ctl_datamove_done(cdw_io, false); + cfiscsi_data_wait_abort(cs, cdw, 43); } CFISCSI_SESSION_UNLOCK(cs); } _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/dev-commits-src-all To unsubscribe, send any mail to "[email protected]"
