Date: Thu, 5 Nov 2015 17:37:35 +0000 (UTC) From: Steven Hartland <smh@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r290406 - head/sys/geom/eli Message-ID: <201511051737.tA5HbZXu068566@repo.freebsd.org>
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Author: smh Date: Thu Nov 5 17:37:35 2015 New Revision: 290406 URL: https://svnweb.freebsd.org/changeset/base/290406 Log: Fix g_eli error loss conditions * Ensure that error information isn't lost. * Log the error code in all cases. * Don't overwrite bio_completed set to 0 from the error condition. MFC after: 2 weeks Sponsored by: Multiplay Modified: head/sys/geom/eli/g_eli.c Modified: head/sys/geom/eli/g_eli.c ============================================================================== --- head/sys/geom/eli/g_eli.c Thu Nov 5 17:37:14 2015 (r290405) +++ head/sys/geom/eli/g_eli.c Thu Nov 5 17:37:35 2015 (r290406) @@ -195,7 +195,7 @@ g_eli_read_done(struct bio *bp) G_ELI_LOGREQ(2, bp, "Request done."); pbp = bp->bio_parent; - if (pbp->bio_error == 0) + if (pbp->bio_error == 0 && bp->bio_error != 0) pbp->bio_error = bp->bio_error; g_destroy_bio(bp); /* @@ -206,7 +206,8 @@ g_eli_read_done(struct bio *bp) return; sc = pbp->bio_to->geom->softc; if (pbp->bio_error != 0) { - G_ELI_LOGREQ(0, pbp, "%s() failed", __func__); + G_ELI_LOGREQ(0, pbp, "%s() failed (error=%d)", __func__, + pbp->bio_error); pbp->bio_completed = 0; if (pbp->bio_driver2 != NULL) { free(pbp->bio_driver2, M_ELI); @@ -235,10 +236,8 @@ g_eli_write_done(struct bio *bp) G_ELI_LOGREQ(2, bp, "Request done."); pbp = bp->bio_parent; - if (pbp->bio_error == 0) { - if (bp->bio_error != 0) - pbp->bio_error = bp->bio_error; - } + if (pbp->bio_error == 0 && bp->bio_error != 0) + pbp->bio_error = bp->bio_error; g_destroy_bio(bp); /* * Do we have all sectors already? @@ -249,14 +248,15 @@ g_eli_write_done(struct bio *bp) free(pbp->bio_driver2, M_ELI); pbp->bio_driver2 = NULL; if (pbp->bio_error != 0) { - G_ELI_LOGREQ(0, pbp, "Crypto WRITE request failed (error=%d).", + G_ELI_LOGREQ(0, pbp, "%s() failed (error=%d)", __func__, pbp->bio_error); pbp->bio_completed = 0; - } + } else + pbp->bio_completed = pbp->bio_length; + /* * Write is finished, send it up. */ - pbp->bio_completed = pbp->bio_length; sc = pbp->bio_to->geom->softc; g_io_deliver(pbp, pbp->bio_error); atomic_subtract_int(&sc->sc_inflight, 1);
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