Date: Sat, 18 Aug 2018 21:21:07 +0000 (UTC) From: Kirk McKusick <mckusick@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r338029 - in head/sys/ufs: ffs ufs Message-ID: <201808182121.w7ILL7NU026895@repo.freebsd.org>
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Author: mckusick Date: Sat Aug 18 21:21:06 2018 New Revision: 338029 URL: https://svnweb.freebsd.org/changeset/base/338029 Log: Revert -r337396. It is being replaced with a revised interface that resulted from testing and further reviews. Modified: head/sys/ufs/ffs/ffs_alloc.c head/sys/ufs/ffs/ffs_balloc.c head/sys/ufs/ffs/ffs_extern.h head/sys/ufs/ffs/ffs_inode.c head/sys/ufs/ffs/ffs_snapshot.c head/sys/ufs/ffs/ffs_softdep.c head/sys/ufs/ffs/ffs_vfsops.c head/sys/ufs/ffs/softdep.h head/sys/ufs/ufs/ufsmount.h Modified: head/sys/ufs/ffs/ffs_alloc.c ============================================================================== --- head/sys/ufs/ffs/ffs_alloc.c Sat Aug 18 21:03:19 2018 (r338028) +++ head/sys/ufs/ffs/ffs_alloc.c Sat Aug 18 21:21:06 2018 (r338029) @@ -110,6 +110,8 @@ static ufs2_daddr_t static void ffs_blkfree_cg(struct ufsmount *, struct fs *, struct vnode *, ufs2_daddr_t, long, ino_t, struct workhead *); +static void ffs_blkfree_trim_completed(struct buf *); +static void ffs_blkfree_trim_task(void *ctx, int pending __unused); #ifdef INVARIANTS static int ffs_checkblk(struct inode *, ufs2_daddr_t, long); #endif @@ -393,23 +395,8 @@ retry: if (bno > 0) { bp->b_blkno = fsbtodb(fs, bno); if (!DOINGSOFTDEP(vp)) - /* - * The usual case is that a smaller fragment that - * was just allocated has been replaced with a bigger - * fragment or a full-size block. If it is marked as - * B_DELWRI, the current contents have not been written - * to disk. It is possible that the block was written - * earlier, but very uncommon. If the block has never - * been written, there is no need to send a BIO_DELETE - * for it when it is freed. The gain from avoiding the - * TRIMs for the common case of unwritten blocks far - * exceeds the cost of the write amplification for the - * uncommon case of failing to send a TRIM for a block - * that had been written. - */ ffs_blkfree(ump, fs, ump->um_devvp, bprev, (long)osize, - ip->i_number, vp->v_type, NULL, - (bp->b_flags & B_DELWRI) != 0 ? NOTRIM : SINGLETON); + ip->i_number, vp->v_type, NULL); delta = btodb(nsize - osize); DIP_SET(ip, i_blocks, DIP(ip, i_blocks) + delta); if (flags & IO_EXT) @@ -534,7 +521,7 @@ ffs_reallocblks_ufs1(ap) struct fs *fs; struct inode *ip; struct vnode *vp; - struct buf *sbp, *ebp, *bp; + struct buf *sbp, *ebp; ufs1_daddr_t *bap, *sbap, *ebap; struct cluster_save *buflist; struct ufsmount *ump; @@ -743,29 +730,14 @@ ffs_reallocblks_ufs1(ap) printf("\n\tnew:"); #endif for (blkno = newblk, i = 0; i < len; i++, blkno += fs->fs_frag) { - bp = buflist->bs_children[i]; if (!DOINGSOFTDEP(vp)) - /* - * The usual case is that a set of N-contiguous blocks - * that was just allocated has been replaced with a - * set of N+1-contiguous blocks. If they are marked as - * B_DELWRI, the current contents have not been written - * to disk. It is possible that the blocks were written - * earlier, but very uncommon. If the blocks have never - * been written, there is no need to send a BIO_DELETE - * for them when they are freed. The gain from avoiding - * the TRIMs for the common case of unwritten blocks - * far exceeds the cost of the write amplification for - * the uncommon case of failing to send a TRIM for the - * blocks that had been written. - */ ffs_blkfree(ump, fs, ump->um_devvp, - dbtofsb(fs, bp->b_blkno), - fs->fs_bsize, ip->i_number, vp->v_type, NULL, - (bp->b_flags & B_DELWRI) != 0 ? NOTRIM : SINGLETON); - bp->b_blkno = fsbtodb(fs, blkno); + dbtofsb(fs, buflist->bs_children[i]->b_blkno), + fs->fs_bsize, ip->i_number, vp->v_type, NULL); + buflist->bs_children[i]->b_blkno = fsbtodb(fs, blkno); #ifdef INVARIANTS - if (!ffs_checkblk(ip, dbtofsb(fs, bp->b_blkno), fs->fs_bsize)) + if (!ffs_checkblk(ip, + dbtofsb(fs, buflist->bs_children[i]->b_blkno), fs->fs_bsize)) panic("ffs_reallocblks: unallocated block 3"); #endif #ifdef DEBUG @@ -799,7 +771,7 @@ ffs_reallocblks_ufs2(ap) struct fs *fs; struct inode *ip; struct vnode *vp; - struct buf *sbp, *ebp, *bp; + struct buf *sbp, *ebp; ufs2_daddr_t *bap, *sbap, *ebap; struct cluster_save *buflist; struct ufsmount *ump; @@ -1006,29 +978,14 @@ ffs_reallocblks_ufs2(ap) printf("\n\tnew:"); #endif for (blkno = newblk, i = 0; i < len; i++, blkno += fs->fs_frag) { - bp = buflist->bs_children[i]; if (!DOINGSOFTDEP(vp)) - /* - * The usual case is that a set of N-contiguous blocks - * that was just allocated has been replaced with a - * set of N+1-contiguous blocks. If they are marked as - * B_DELWRI, the current contents have not been written - * to disk. It is possible that the blocks were written - * earlier, but very uncommon. If the blocks have never - * been written, there is no need to send a BIO_DELETE - * for them when they are freed. The gain from avoiding - * the TRIMs for the common case of unwritten blocks - * far exceeds the cost of the write amplification for - * the uncommon case of failing to send a TRIM for the - * blocks that had been written. - */ ffs_blkfree(ump, fs, ump->um_devvp, - dbtofsb(fs, bp->b_blkno), - fs->fs_bsize, ip->i_number, vp->v_type, NULL, - (bp->b_flags & B_DELWRI) != 0 ? NOTRIM : SINGLETON); - bp->b_blkno = fsbtodb(fs, blkno); + dbtofsb(fs, buflist->bs_children[i]->b_blkno), + fs->fs_bsize, ip->i_number, vp->v_type, NULL); + buflist->bs_children[i]->b_blkno = fsbtodb(fs, blkno); #ifdef INVARIANTS - if (!ffs_checkblk(ip, dbtofsb(fs, bp->b_blkno), fs->fs_bsize)) + if (!ffs_checkblk(ip, + dbtofsb(fs, buflist->bs_children[i]->b_blkno), fs->fs_bsize)) panic("ffs_reallocblks: unallocated block 3"); #endif #ifdef DEBUG @@ -1866,7 +1823,8 @@ gotit: /* XXX Fixme. */ UFS_UNLOCK(ump); if (DOINGSOFTDEP(ITOV(ip))) - softdep_setup_blkmapdep(bp, UFSTOVFS(ump), blkno, size, 0); + softdep_setup_blkmapdep(bp, UFSTOVFS(ump), blkno, + size, 0); UFS_LOCK(ump); return (blkno); } @@ -2296,17 +2254,6 @@ ffs_blkfree_cg(ump, fs, devvp, bno, size, inum, dephd) bdwrite(bp); } -/* - * Structures and routines associated with trim management. - */ -MALLOC_DEFINE(M_TRIM, "ufs_trim", "UFS trim structures"); - -#define TRIMLIST_HASH(ump, inum) \ - (&(ump)->um_trimhash[(inum) & (ump)->um_trimlisthashsize]) - -static void ffs_blkfree_trim_completed(struct buf *); -static void ffs_blkfree_trim_task(void *ctx, int pending __unused); - struct ffs_blkfree_trim_params { struct task task; struct ufsmount *ump; @@ -2330,7 +2277,7 @@ ffs_blkfree_trim_task(ctx, pending) tp->inum, tp->pdephd); vn_finished_secondary_write(UFSTOVFS(tp->ump)); atomic_add_int(&tp->ump->um_trim_inflight, -1); - free(tp, M_TRIM); + free(tp, M_TEMP); } static void @@ -2340,13 +2287,13 @@ ffs_blkfree_trim_completed(bp) struct ffs_blkfree_trim_params *tp; tp = bp->b_fsprivate1; - free(bp, M_TRIM); + free(bp, M_TEMP); TASK_INIT(&tp->task, 0, ffs_blkfree_trim_task, tp); taskqueue_enqueue(tp->ump->um_trim_tq, &tp->task); } void -ffs_blkfree(ump, fs, devvp, bno, size, inum, vtype, dephd, trimtype) +ffs_blkfree(ump, fs, devvp, bno, size, inum, vtype, dephd) struct ufsmount *ump; struct fs *fs; struct vnode *devvp; @@ -2355,7 +2302,6 @@ ffs_blkfree(ump, fs, devvp, bno, size, inum, vtype, de ino_t inum; enum vtype vtype; struct workhead *dephd; - int trimtype; { struct mount *mp; struct buf *bp; @@ -2373,11 +2319,10 @@ ffs_blkfree(ump, fs, devvp, bno, size, inum, vtype, de return; } /* - * Nothing to delay if TRIM is not required for this block or TRIM - * is disabled or the operation is performed on a snapshot. + * Nothing to delay if TRIM is disabled, or the operation is + * performed on the snapshot. */ - if (trimtype == NOTRIM || ((ump->um_flags & UM_CANDELETE) == 0) || - devvp->v_type == VREG) { + if (((ump->um_flags) & UM_CANDELETE) == 0 || devvp->v_type == VREG) { ffs_blkfree_cg(ump, fs, devvp, bno, size, inum, dephd); return; } @@ -2389,7 +2334,7 @@ ffs_blkfree(ump, fs, devvp, bno, size, inum, vtype, de * and write some new data into it. */ atomic_add_int(&ump->um_trim_inflight, 1); - tp = malloc(sizeof(struct ffs_blkfree_trim_params), M_TRIM, M_WAITOK); + tp = malloc(sizeof(struct ffs_blkfree_trim_params), M_TEMP, M_WAITOK); tp->ump = ump; tp->devvp = devvp; tp->bno = bno; @@ -2402,7 +2347,7 @@ ffs_blkfree(ump, fs, devvp, bno, size, inum, vtype, de } else tp->pdephd = NULL; - bp = malloc(sizeof(*bp), M_TRIM, M_WAITOK | M_ZERO); + bp = malloc(sizeof(*bp), M_TEMP, M_WAITOK | M_ZERO); bp->b_iocmd = BIO_DELETE; bp->b_iooffset = dbtob(fsbtodb(fs, bno)); bp->b_iodone = ffs_blkfree_trim_completed; @@ -2879,7 +2824,7 @@ sysctl_ffs_fsck(SYSCTL_HANDLER_ARGS) long blkcnt, blksize; struct file *fp, *vfp; cap_rights_t rights; - int filetype, trimtype, error; + int filetype, error; static struct fileops *origops, bufferedops; if (req->newlen > sizeof cmd) @@ -3011,17 +2956,14 @@ sysctl_ffs_fsck(SYSCTL_HANDLER_ARGS) blkno = cmd.value; blkcnt = cmd.size; blksize = fs->fs_frag - (blkno % fs->fs_frag); - trimtype = (blksize < blkcnt) ? STARTFREE : SINGLETON; while (blkcnt > 0) { if (blksize > blkcnt) blksize = blkcnt; ffs_blkfree(ump, fs, ump->um_devvp, blkno, - blksize * fs->fs_fsize, UFS_ROOTINO, - VDIR, NULL, trimtype); + blksize * fs->fs_fsize, UFS_ROOTINO, VDIR, NULL); blkno += blksize; blkcnt -= blksize; blksize = fs->fs_frag; - trimtype = (blksize < blkcnt) ? CONTINUEFREE : ENDFREE; } break; Modified: head/sys/ufs/ffs/ffs_balloc.c ============================================================================== --- head/sys/ufs/ffs/ffs_balloc.c Sat Aug 18 21:03:19 2018 (r338028) +++ head/sys/ufs/ffs/ffs_balloc.c Sat Aug 18 21:21:06 2018 (r338029) @@ -553,7 +553,7 @@ fail: lbns_remfree++; #endif ffs_blkfree(ump, fs, ump->um_devvp, *blkp, fs->fs_bsize, - ip->i_number, vp->v_type, NULL, SINGLETON); + ip->i_number, vp->v_type, NULL); } return (error); } @@ -1147,7 +1147,7 @@ fail: lbns_remfree++; #endif ffs_blkfree(ump, fs, ump->um_devvp, *blkp, fs->fs_bsize, - ip->i_number, vp->v_type, NULL, SINGLETON); + ip->i_number, vp->v_type, NULL); } return (error); } Modified: head/sys/ufs/ffs/ffs_extern.h ============================================================================== --- head/sys/ufs/ffs/ffs_extern.h Sat Aug 18 21:03:19 2018 (r338028) +++ head/sys/ufs/ffs/ffs_extern.h Sat Aug 18 21:21:06 2018 (r338029) @@ -63,7 +63,7 @@ int ffs_balloc_ufs2(struct vnode *a_vp, off_t a_starto struct ucred *a_cred, int a_flags, struct buf **a_bpp); int ffs_blkatoff(struct vnode *, off_t, char **, struct buf **); void ffs_blkfree(struct ufsmount *, struct fs *, struct vnode *, - ufs2_daddr_t, long, ino_t, enum vtype, struct workhead *, int); + ufs2_daddr_t, long, ino_t, enum vtype, struct workhead *); ufs2_daddr_t ffs_blkpref_ufs1(struct inode *, ufs_lbn_t, int, ufs1_daddr_t *); ufs2_daddr_t ffs_blkpref_ufs2(struct inode *, ufs_lbn_t, int, ufs2_daddr_t *); int ffs_checkfreefile(struct fs *, struct vnode *, ino_t); @@ -111,27 +111,10 @@ vfs_vget_t ffs_vget; int ffs_vgetf(struct mount *, ino_t, int, struct vnode **, int); void process_deferred_inactive(struct mount *mp); -/* - * Flags to ffs_vgetf - */ #define FFSV_FORCEINSMQ 0x0001 -/* - * Flags to ffs_reload - */ #define FFSR_FORCE 0x0001 #define FFSR_UNSUSPEND 0x0002 - -/* - * Trim type to ffs_blkfree - used to help with BIO_DELETE (trim) requests - */ -#define NOTRIM 1 /* never written, so don't call trim for it */ -#define SINGLETON 2 /* only block being freed, so trim it now */ -#define STARTFREE 3 /* beginning to free for this inum */ -#define CONTINUEFREE 4 /* additional block free for this inum */ -#define ENDFREE 5 /* last block to free for this inum */ - -#define MAXTRIMIO 1024 /* maximum expected outstanding trim requests */ extern struct vop_vector ffs_vnodeops1; extern struct vop_vector ffs_fifoops1; Modified: head/sys/ufs/ffs/ffs_inode.c ============================================================================== --- head/sys/ufs/ffs/ffs_inode.c Sat Aug 18 21:03:19 2018 (r338028) +++ head/sys/ufs/ffs/ffs_inode.c Sat Aug 18 21:21:06 2018 (r338029) @@ -195,7 +195,7 @@ ffs_truncate(vp, length, flags, cred) struct ufsmount *ump; int softdeptrunc, journaltrunc; int needextclean, extblocks; - int trimtype, firstfree, offset, size, level, nblocks; + int offset, size, level, nblocks; int i, error, allerror, indiroff, waitforupdate; off_t osize; @@ -275,7 +275,7 @@ ffs_truncate(vp, length, flags, cred) continue; ffs_blkfree(ump, fs, ITODEVVP(ip), oldblks[i], sblksize(fs, osize, i), ip->i_number, - vp->v_type, NULL, SINGLETON); + vp->v_type, NULL); } } } @@ -523,7 +523,7 @@ ffs_truncate(vp, length, flags, cred) DIP_SET(ip, i_ib[level], 0); ffs_blkfree(ump, fs, ump->um_devvp, bn, fs->fs_bsize, ip->i_number, - vp->v_type, NULL, SINGLETON); + vp->v_type, NULL); blocksreleased += nblocks; } } @@ -534,7 +534,6 @@ ffs_truncate(vp, length, flags, cred) /* * All whole direct blocks or frags. */ - firstfree = 1; for (i = UFS_NDADDR - 1; i > lastblock; i--) { long bsize; @@ -543,23 +542,8 @@ ffs_truncate(vp, length, flags, cred) continue; DIP_SET(ip, i_db[i], 0); bsize = blksize(fs, ip, i); - if (firstfree) { - if (i - 1 == lastblock || DIP(ip, i_db[i - 1]) == 0) { - trimtype = SINGLETON; - } else { - trimtype = STARTFREE; - firstfree = 0; - } - } else { - if (i - 1 == lastblock || DIP(ip, i_db[i - 1]) == 0) { - trimtype = ENDFREE; - firstfree = 1; - } else { - trimtype = CONTINUEFREE; - } - } ffs_blkfree(ump, fs, ump->um_devvp, bn, bsize, ip->i_number, - vp->v_type, NULL, trimtype); + vp->v_type, NULL); blocksreleased += btodb(bsize); } if (lastblock < 0) @@ -591,8 +575,7 @@ ffs_truncate(vp, length, flags, cred) */ bn += numfrags(fs, newspace); ffs_blkfree(ump, fs, ump->um_devvp, bn, - oldspace - newspace, ip->i_number, vp->v_type, - NULL, SINGLETON); + oldspace - newspace, ip->i_number, vp->v_type, NULL); blocksreleased += btodb(oldspace - newspace); } } @@ -653,7 +636,7 @@ ffs_indirtrunc(ip, lbn, dbn, lastbn, level, countp) struct fs *fs; struct vnode *vp; caddr_t copy = NULL; - int i, trimtype, nblocks, firstfree, error = 0, allerror = 0; + int i, nblocks, error = 0, allerror = 0; ufs2_daddr_t nb, nlbn, last; ufs2_daddr_t blkcount, factor, blocksreleased = 0; ufs1_daddr_t *bap1 = NULL; @@ -736,7 +719,6 @@ ffs_indirtrunc(ip, lbn, dbn, lastbn, level, countp) /* * Recursively free totally unused blocks. */ - firstfree = 1; for (i = NINDIR(fs) - 1, nlbn = lbn + 1 - i * factor; i > last; i--, nlbn += factor) { nb = BAP(ip, i); @@ -748,23 +730,8 @@ ffs_indirtrunc(ip, lbn, dbn, lastbn, level, countp) allerror = error; blocksreleased += blkcount; } - if (firstfree) { - if (i - 1 == last || BAP(ip, i - 1) == 0) { - trimtype = SINGLETON; - } else { - trimtype = STARTFREE; - firstfree = 0; - } - } else { - if (i - 1 == last || BAP(ip, i - 1) == 0) { - trimtype = ENDFREE; - firstfree = 1; - } else { - trimtype = CONTINUEFREE; - } - } ffs_blkfree(ITOUMP(ip), fs, ITODEVVP(ip), nb, fs->fs_bsize, - ip->i_number, vp->v_type, NULL, trimtype); + ip->i_number, vp->v_type, NULL); blocksreleased += nblocks; } Modified: head/sys/ufs/ffs/ffs_snapshot.c ============================================================================== --- head/sys/ufs/ffs/ffs_snapshot.c Sat Aug 18 21:03:19 2018 (r338028) +++ head/sys/ufs/ffs/ffs_snapshot.c Sat Aug 18 21:21:06 2018 (r338029) @@ -583,7 +583,7 @@ loop: if (len != 0 && len < fs->fs_bsize) { ffs_blkfree(ump, copy_fs, vp, DIP(xp, i_db[loc]), len, xp->i_number, - xvp->v_type, NULL, SINGLETON); + xvp->v_type, NULL); blkno = DIP(xp, i_db[loc]); DIP_SET(xp, i_db[loc], 0); } @@ -1265,7 +1265,7 @@ mapacct_ufs1(vp, oldblkp, lastblkp, fs, lblkno, expung if (blkno == BLK_SNAP) blkno = blkstofrags(fs, lblkno); ffs_blkfree(ITOUMP(ip), fs, vp, blkno, fs->fs_bsize, inum, - vp->v_type, NULL, SINGLETON); + vp->v_type, NULL); } return (0); } @@ -1549,7 +1549,7 @@ mapacct_ufs2(vp, oldblkp, lastblkp, fs, lblkno, expung if (blkno == BLK_SNAP) blkno = blkstofrags(fs, lblkno); ffs_blkfree(ITOUMP(ip), fs, vp, blkno, fs->fs_bsize, inum, - vp->v_type, NULL, SINGLETON); + vp->v_type, NULL); } return (0); } Modified: head/sys/ufs/ffs/ffs_softdep.c ============================================================================== --- head/sys/ufs/ffs/ffs_softdep.c Sat Aug 18 21:03:19 2018 (r338028) +++ head/sys/ufs/ffs/ffs_softdep.c Sat Aug 18 21:21:06 2018 (r338029) @@ -869,7 +869,7 @@ static void cancel_allocdirect(struct allocdirectlst * struct allocdirect *, struct freeblks *); static int check_inode_unwritten(struct inodedep *); static int free_inodedep(struct inodedep *); -static void freework_freeblock(struct freework *, int); +static void freework_freeblock(struct freework *); static void freework_enqueue(struct freework *); static int handle_workitem_freeblocks(struct freeblks *, int); static int handle_complete_freeblocks(struct freeblks *, int); @@ -884,7 +884,7 @@ static struct allocindir *newallocindir(struct inode * ufs2_daddr_t, ufs_lbn_t); static void handle_workitem_freefrag(struct freefrag *); static struct freefrag *newfreefrag(struct inode *, ufs2_daddr_t, long, - ufs_lbn_t, int); + ufs_lbn_t); static void allocdirect_merge(struct allocdirectlst *, struct allocdirect *, struct allocdirect *); static struct freefrag *allocindir_merge(struct allocindir *, @@ -5289,22 +5289,7 @@ softdep_setup_allocdirect(ip, off, newblkno, oldblkno, KASSERT(MOUNTEDSOFTDEP(mp) != 0, ("softdep_setup_allocdirect called on non-softdep filesystem")); if (oldblkno && oldblkno != newblkno) - /* - * The usual case is that a smaller fragment that - * was just allocated has been replaced with a bigger - * fragment or a full-size block. If it is marked as - * B_DELWRI, the current contents have not been written - * to disk. It is possible that the block was written - * earlier, but very uncommon. If the block has never - * been written, there is no need to send a BIO_DELETE - * for it when it is freed. The gain from avoiding the - * TRIMs for the common case of unwritten blocks far - * exceeds the cost of the write amplification for the - * uncommon case of failing to send a TRIM for a block - * that had been written. - */ - freefrag = newfreefrag(ip, oldblkno, oldsize, lbn, - (bp->b_flags & B_DELWRI) != 0 ? NOTRIM : SINGLETON); + freefrag = newfreefrag(ip, oldblkno, oldsize, lbn); else freefrag = NULL; @@ -5581,12 +5566,11 @@ newjfreefrag(freefrag, ip, blkno, size, lbn) * Allocate a new freefrag structure. */ static struct freefrag * -newfreefrag(ip, blkno, size, lbn, trimtype) +newfreefrag(ip, blkno, size, lbn) struct inode *ip; ufs2_daddr_t blkno; long size; ufs_lbn_t lbn; - int trimtype; { struct freefrag *freefrag; struct ufsmount *ump; @@ -5607,7 +5591,6 @@ newfreefrag(ip, blkno, size, lbn, trimtype) freefrag->ff_vtype = ITOV(ip)->v_type; freefrag->ff_blkno = blkno; freefrag->ff_fragsize = size; - freefrag->ff_trimtype = trimtype; if (MOUNTEDSUJ(UFSTOVFS(ump))) { freefrag->ff_jdep = (struct worklist *) @@ -5653,8 +5636,7 @@ handle_workitem_freefrag(freefrag) } FREE_LOCK(ump); ffs_blkfree(ump, ump->um_fs, ump->um_devvp, freefrag->ff_blkno, - freefrag->ff_fragsize, freefrag->ff_inum, freefrag->ff_vtype, &wkhd, - freefrag->ff_trimtype); + freefrag->ff_fragsize, freefrag->ff_inum, freefrag->ff_vtype, &wkhd); ACQUIRE_LOCK(ump); WORKITEM_FREE(freefrag, D_FREEFRAG); FREE_LOCK(ump); @@ -5694,22 +5676,7 @@ softdep_setup_allocext(ip, off, newblkno, oldblkno, ne lbn = bp->b_lblkno; if (oldblkno && oldblkno != newblkno) - /* - * The usual case is that a smaller fragment that - * was just allocated has been replaced with a bigger - * fragment or a full-size block. If it is marked as - * B_DELWRI, the current contents have not been written - * to disk. It is possible that the block was written - * earlier, but very uncommon. If the block has never - * been written, there is no need to send a BIO_DELETE - * for it when it is freed. The gain from avoiding the - * TRIMs for the common case of unwritten blocks far - * exceeds the cost of the write amplification for the - * uncommon case of failing to send a TRIM for a block - * that had been written. - */ - freefrag = newfreefrag(ip, oldblkno, oldsize, lbn, - (bp->b_flags & B_DELWRI) != 0 ? NOTRIM : SINGLETON); + freefrag = newfreefrag(ip, oldblkno, oldsize, lbn); else freefrag = NULL; @@ -5822,8 +5789,7 @@ newallocindir(ip, ptrno, newblkno, oldblkno, lbn) struct jnewblk *jnewblk; if (oldblkno) - freefrag = newfreefrag(ip, oldblkno, ITOFS(ip)->fs_bsize, lbn, - SINGLETON); + freefrag = newfreefrag(ip, oldblkno, ITOFS(ip)->fs_bsize, lbn); else freefrag = NULL; ACQUIRE_LOCK(ITOUMP(ip)); @@ -7758,9 +7724,8 @@ free_inodedep(inodedep) * in memory immediately. */ static void -freework_freeblock(freework, trimtype) +freework_freeblock(freework) struct freework *freework; - int trimtype; { struct freeblks *freeblks; struct jnewblk *jnewblk; @@ -7814,10 +7779,10 @@ freework_freeblock(freework, trimtype) FREE_LOCK(ump); freeblks_free(ump, freeblks, btodb(bsize)); CTR4(KTR_SUJ, - "freework_freeblock: ino %jd blkno %jd lbn %jd size %d", + "freework_freeblock: ino %d blkno %jd lbn %jd size %ld", freeblks->fb_inum, freework->fw_blkno, freework->fw_lbn, bsize); ffs_blkfree(ump, fs, freeblks->fb_devvp, freework->fw_blkno, bsize, - freeblks->fb_inum, freeblks->fb_vtype, &wkhd, trimtype); + freeblks->fb_inum, freeblks->fb_vtype, &wkhd); ACQUIRE_LOCK(ump); /* * The jnewblk will be discarded and the bits in the map never @@ -7870,7 +7835,7 @@ handle_workitem_indirblk(freework) return; } if (freework->fw_off == NINDIR(fs)) { - freework_freeblock(freework, SINGLETON); + freework_freeblock(freework); return; } freework->fw_state |= INPROGRESS; @@ -7924,19 +7889,16 @@ handle_workitem_freeblocks(freeblks, flags) struct freeblks *freeblks; int flags; { - struct freework *freework, *prevfreework; + struct freework *freework; struct newblk *newblk; struct allocindir *aip; struct ufsmount *ump; struct worklist *wk; - int trimtype; KASSERT(LIST_EMPTY(&freeblks->fb_jblkdephd), ("handle_workitem_freeblocks: Journal entries not written.")); ump = VFSTOUFS(freeblks->fb_list.wk_mp); ACQUIRE_LOCK(ump); - prevfreework = NULL; - trimtype = 0; while ((wk = LIST_FIRST(&freeblks->fb_freeworkhd)) != NULL) { WORKLIST_REMOVE(wk); switch (wk->wk_type) { @@ -7970,26 +7932,16 @@ handle_workitem_freeblocks(freeblks, flags) case D_FREEWORK: freework = WK_FREEWORK(wk); - if (freework->fw_lbn <= -UFS_NDADDR) { + if (freework->fw_lbn <= -UFS_NDADDR) handle_workitem_indirblk(freework); - continue; - } else if (prevfreework == NULL) { - trimtype = SINGLETON; - } else if (trimtype == SINGLETON) { - freework_freeblock(prevfreework, STARTFREE); - trimtype = ENDFREE; - } else { - freework_freeblock(prevfreework, CONTINUEFREE); - } - prevfreework = freework; + else + freework_freeblock(freework); continue; default: panic("handle_workitem_freeblocks: Unknown type %s", TYPENAME(wk->wk_type)); } } - if (prevfreework != NULL) - freework_freeblock(prevfreework, trimtype); if (freeblks->fb_ref != 0) { freeblks->fb_state &= ~INPROGRESS; wake_worklist(&freeblks->fb_list); @@ -8128,8 +8080,13 @@ indir_trunc(freework, dbn, lbn) ufs1_daddr_t *bap1; ufs2_daddr_t nb, nnb, *bap2; ufs_lbn_t lbnadd, nlbn; - int nblocks, ufs1fmt, firstfree, trimtype, freedblocks; - int goingaway, freedeps, needj, level, cnt, i; + int i, nblocks, ufs1fmt; + int freedblocks; + int goingaway; + int freedeps; + int needj; + int level; + int cnt; freeblks = freework->fw_freeblks; ump = VFSTOUFS(freeblks->fb_list.wk_mp); @@ -8223,7 +8180,6 @@ indir_trunc(freework, dbn, lbn) * arranges for the current level to be freed when subordinates * are free when journaling. */ - firstfree = 1; for (i = freework->fw_off; i < NINDIR(fs); i++, nb = nnb) { if (i != NINDIR(fs) - 1) { if (ufs1fmt) @@ -8259,26 +8215,11 @@ indir_trunc(freework, dbn, lbn) freedeps++; } CTR3(KTR_SUJ, - "indir_trunc: ino %jd blkno %jd size %d", + "indir_trunc: ino %d blkno %jd size %ld", freeblks->fb_inum, nb, fs->fs_bsize); - if (firstfree) { - if (i == NINDIR(fs) - 1 || nnb == 0) { - trimtype = SINGLETON; - } else { - trimtype = STARTFREE; - firstfree = 0; - } - } else { - if (i == NINDIR(fs) - 1 || nnb == 0) { - trimtype = ENDFREE; - firstfree = 1; - } else { - trimtype = CONTINUEFREE; - } - } ffs_blkfree(ump, fs, freeblks->fb_devvp, nb, fs->fs_bsize, freeblks->fb_inum, - freeblks->fb_vtype, &wkhd, trimtype); + freeblks->fb_vtype, &wkhd); } } if (goingaway) { @@ -8303,7 +8244,7 @@ indir_trunc(freework, dbn, lbn) if (level == 0) freeblks->fb_cgwait += freedeps; if (freework->fw_ref == 0) - freework_freeblock(freework, SINGLETON); + freework_freeblock(freework); FREE_LOCK(ump); return; } @@ -8312,10 +8253,10 @@ indir_trunc(freework, dbn, lbn) */ dbn = dbtofsb(fs, dbn); CTR3(KTR_SUJ, - "indir_trunc 2: ino %jd blkno %jd size %d", + "indir_trunc 2: ino %d blkno %jd size %ld", freeblks->fb_inum, dbn, fs->fs_bsize); ffs_blkfree(ump, fs, freeblks->fb_devvp, dbn, fs->fs_bsize, - freeblks->fb_inum, freeblks->fb_vtype, NULL, SINGLETON); + freeblks->fb_inum, freeblks->fb_vtype, NULL); /* Non SUJ softdep does single-threaded truncations. */ if (freework->fw_blkno == dbn) { freework->fw_state |= ALLCOMPLETE; Modified: head/sys/ufs/ffs/ffs_vfsops.c ============================================================================== --- head/sys/ufs/ffs/ffs_vfsops.c Sat Aug 18 21:03:19 2018 (r338028) +++ head/sys/ufs/ffs/ffs_vfsops.c Sat Aug 18 21:21:06 2018 (r338029) @@ -978,8 +978,6 @@ ffs_mountfs(devvp, mp, td) taskqueue_thread_enqueue, &ump->um_trim_tq); taskqueue_start_threads(&ump->um_trim_tq, 1, PVFS, "%s trim", mp->mnt_stat.f_mntonname); - ump->um_trimhash = hashinit(MAXTRIMIO, M_TRIM, - &ump->um_trimlisthashsize); } } @@ -1258,7 +1256,6 @@ ffs_unmount(mp, mntflags) pause("ufsutr", hz); taskqueue_drain_all(ump->um_trim_tq); taskqueue_free(ump->um_trim_tq); - free (ump->um_trimhash, M_TRIM); } g_topology_lock(); if (ump->um_fsckpid > 0) { Modified: head/sys/ufs/ffs/softdep.h ============================================================================== --- head/sys/ufs/ffs/softdep.h Sat Aug 18 21:03:19 2018 (r338028) +++ head/sys/ufs/ffs/softdep.h Sat Aug 18 21:21:06 2018 (r338029) @@ -557,7 +557,6 @@ struct freefrag { long ff_fragsize; /* size of fragment being deleted */ ino_t ff_inum; /* owning inode number */ enum vtype ff_vtype; /* owning inode's file type */ - int ff_trimtype; /* trim status when deleted */ }; /* Modified: head/sys/ufs/ufs/ufsmount.h ============================================================================== --- head/sys/ufs/ufs/ufsmount.h Sat Aug 18 21:03:19 2018 (r338028) +++ head/sys/ufs/ufs/ufsmount.h Sat Aug 18 21:21:06 2018 (r338029) @@ -47,7 +47,6 @@ struct ufs_args { #ifdef MALLOC_DECLARE MALLOC_DECLARE(M_UFSMNT); -MALLOC_DECLARE(M_TRIM); #endif struct buf; @@ -64,7 +63,6 @@ struct inodedep; TAILQ_HEAD(inodedeplst, inodedep); LIST_HEAD(bmsafemaphd, bmsafemap); -LIST_HEAD(trimlist_hashhead, ffs_blkfree_trim_params); /* * This structure describes the UFS specific mount structure data. @@ -103,8 +101,6 @@ struct ufsmount { u_int um_flags; /* (i) filesystem flags */ u_int um_trim_inflight; /* (a) outstanding trim count */ struct taskqueue *um_trim_tq; /* (c) trim request queue */ - struct trimlist_hashhead *um_trimhash; /* (i) trimlist hash table */ - u_long um_trimlisthashsize; /* (i) trim hash table size-1 */ /* (c) - below function ptrs */ int (*um_balloc)(struct vnode *, off_t, int, struct ucred *, int, struct buf **);
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