Date: Fri, 4 Feb 2011 03:18:52 +0000 (UTC) From: Warner Losh <imp@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r218249 - projects/graid/head/sys/geom/raid Message-ID: <201102040318.p143Iq21067688@svn.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: imp Date: Fri Feb 4 03:18:51 2011 New Revision: 218249 URL: http://svn.freebsd.org/changeset/base/218249 Log: More fussy formatting Modified: projects/graid/head/sys/geom/raid/tr_raid1.c Modified: projects/graid/head/sys/geom/raid/tr_raid1.c ============================================================================== --- projects/graid/head/sys/geom/raid/tr_raid1.c Fri Feb 4 03:10:57 2011 (r218248) +++ projects/graid/head/sys/geom/raid/tr_raid1.c Fri Feb 4 03:18:51 2011 (r218249) @@ -60,12 +60,12 @@ struct g_raid_tr_raid1_object { int trso_starting; int trso_stopped; int trso_type; - int trso_recover_slabs; /* might need to be more */ + int trso_recover_slabs; /* slabs before rest */ int trso_fair_io; int trso_meta_update; int trso_flags; - struct g_raid_subdisk *trso_failed_sd;/* like per volume */ - void *trso_buffer; /* Buffer space */ + struct g_raid_subdisk *trso_failed_sd; /* like per volume */ + void *trso_buffer; /* Buffer space */ struct bio trso_bio; }; @@ -109,7 +109,7 @@ static void g_raid_tr_raid1_maybe_rebuil struct g_raid_volume *vol); static int -g_raid_tr_taste_raid1(struct g_raid_tr_object *tr, struct g_raid_volume *volume) +g_raid_tr_taste_raid1(struct g_raid_tr_object *tr, struct g_raid_volume *vol) { struct g_raid_tr_raid1_object *trs; @@ -191,7 +191,8 @@ g_raid_tr_raid1_rebuild_some(struct g_ra } static void -g_raid_tr_raid1_rebuild_finish(struct g_raid_tr_object *tr, struct g_raid_volume *vol) +g_raid_tr_raid1_rebuild_finish(struct g_raid_tr_object *tr, + struct g_raid_volume *vol) { struct g_raid_tr_raid1_object *trs; struct g_raid_subdisk *sd; @@ -216,11 +217,13 @@ g_raid_tr_raid1_rebuild_abort(struct g_r { struct g_raid_tr_raid1_object *trs; struct g_raid_subdisk *sd; + off_t len; trs = (struct g_raid_tr_raid1_object *)tr; sd = trs->trso_failed_sd; // sd->sd_rebuild_pos = 0; /* We may need this here... */ - g_raid_unlock_range(tr->tro_volume,sd->sd_rebuild_pos, SD_REBUILD_SLAB); + len = MIN(SD_REBUILD_SLAB, vol->v_mediasize - sd->sd_rebuild_pos); + g_raid_unlock_range(tr->tro_volume, sd->sd_rebuild_pos, len); g_raid_write_metadata(vol->v_softc, vol, sd, sd->sd_disk); free(trs->trso_buffer, M_TR_raid1); trs->trso_flags &= ~TR_RAID1_F_DOING_SOME; @@ -254,9 +257,9 @@ g_raid_tr_raid1_find_failed_drive(struct } static void -g_raid_tr_raid1_rebuild_start(struct g_raid_tr_object *tr, struct g_raid_volume *vol) +g_raid_tr_raid1_rebuild_start(struct g_raid_tr_object *tr, + struct g_raid_volume *vol) { - /* XXX ---- XXX Should this be based on trs state or vol state? XXX --- XXX */ struct g_raid_tr_raid1_object *trs; struct g_raid_subdisk *sd; @@ -282,15 +285,16 @@ g_raid_tr_raid1_rebuild_start(struct g_r static void -g_raid_tr_raid1_maybe_rebuild(struct g_raid_tr_object *tr, struct g_raid_volume *vol) +g_raid_tr_raid1_maybe_rebuild(struct g_raid_tr_object *tr, + struct g_raid_volume *vol) { struct g_raid_tr_raid1_object *trs; int na, nr; /* - * If we're stopped, don't do anything. If we don't have at least - * one good disk and one bad disk, we don't do anything. And if there's - * a 'good disk' stored in the trs, then we're in progress and we punt. + * If we're stopped, don't do anything. If we don't have at least one + * good disk and one bad disk, we don't do anything. And if there's a + * 'good disk' stored in the trs, then we're in progress and we punt. * If we make it past all these checks, we need to rebuild. */ trs = (struct g_raid_tr_raid1_object *)tr; @@ -398,7 +402,8 @@ g_raid_tr_iostart_raid1_read(struct g_ra struct bio *cbp; sd = g_raid_tr_raid1_select_read_disk(tr->tro_volume); - KASSERT(sd != NULL, ("No active disks in volume %s.", tr->tro_volume->v_name)); + KASSERT(sd != NULL, ("No active disks in volume %s.", + tr->tro_volume->v_name)); cbp = g_clone_bio(bp); if (cbp == NULL) { @@ -535,20 +540,18 @@ g_raid_tr_iodone_raid1(struct g_raid_tr_ pbp = bp->bio_parent; if (bp->bio_cflags & G_RAID_BIO_FLAG_SYNC) { /* - * This operation is part of a rebuild or resync - * operation. See what work just got done, then - * schedule the next bit of work, if any. - * Rebuild/resync is done a little bit at a time. - * Either when a timeout happens, or after we get a - * bunch of I/Os to the disk (to make sure an active - * system will complete in a sane amount of time). + * This operation is part of a rebuild or resync operation. + * See what work just got done, then schedule the next bit of + * work, if any. Rebuild/resync is done a little bit at a + * time. Either when a timeout happens, or after we get a + * bunch of I/Os to the disk (to make sure an active system + * will complete in a sane amount of time). * - * We are setup to do differing amounts of work for - * each of these cases. so long as the slabs is - * smallish (less than 50 or so, I'd guess, but that's - * just a WAG), we shouldn't have any bio starvation - * issues. For active disks, we do 5MB of data, for - * inactive ones, we do 50MB. + * We are setup to do differing amounts of work for each of + * these cases. so long as the slabs is smallish (less than + * 50 or so, I'd guess, but that's just a WAG), we shouldn't + * have any bio starvation issues. For active disks, we do + * 5MB of data, for inactive ones, we do 50MB. */ if (trs->trso_type == TR_RAID1_REBUILD) { vol = tr->tro_volume; @@ -647,7 +650,8 @@ g_raid_tr_iodone_raid1(struct g_raid_tr_ cbp->bio_caller1 = good_sd; G_RAID_LOGREQ(4, bp, "Rebuild read at %jd.", cbp->bio_offset); - g_raid_lock_range(sd->sd_volume, /* Lock callback starts I/O */ + /* Lock callback starts I/O */ + g_raid_lock_range(sd->sd_volume, cbp->bio_offset, cbp->bio_length, cbp); } } else if (trs->trso_type == TR_RAID1_RESYNC) { @@ -730,7 +734,8 @@ g_raid_tr_iodone_raid1(struct g_raid_tr_ cbp->bio_caller1 = nsd; G_RAID_LOGREQ(3, bp, "Attempting bad sector remap on failing drive."); - g_raid_lock_range(sd->sd_volume, /* Lock callback starts I/O */ + /* Lock callback starts I/O */ + g_raid_lock_range(sd->sd_volume, cbp->bio_offset, cbp->bio_length, cbp); } }
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201102040318.p143Iq21067688>