diff options
author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-10-14 22:24:51 +0100 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-10-14 22:24:51 +0100 |
commit | 7e69a8c4d06b7ecb874f571e82b715a9f79bc3c4 (patch) | |
tree | 0248fb8f7a3e445cc3c744252abeecabb9205c05 /fs/ubifs/gc.c | |
parent | b6825d2df55aa7d7341c715b577b73a6a03dc944 (diff) | |
parent | d5120ae72a066b18f98e0c45ce73262f58030851 (diff) |
Merge branch 's3c-move' into devel
Conflicts:
arch/arm/mach-versatile/core.c
Diffstat (limited to 'fs/ubifs/gc.c')
-rw-r--r-- | fs/ubifs/gc.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/fs/ubifs/gc.c b/fs/ubifs/gc.c index 13f1019c859..02aba36fe3d 100644 --- a/fs/ubifs/gc.c +++ b/fs/ubifs/gc.c @@ -334,15 +334,15 @@ int ubifs_garbage_collect_leb(struct ubifs_info *c, struct ubifs_lprops *lp) err = move_nodes(c, sleb); if (err) - goto out; + goto out_inc_seq; err = gc_sync_wbufs(c); if (err) - goto out; + goto out_inc_seq; err = ubifs_change_one_lp(c, lnum, c->leb_size, 0, 0, 0, 0); if (err) - goto out; + goto out_inc_seq; /* Allow for races with TNC */ c->gced_lnum = lnum; @@ -369,6 +369,14 @@ int ubifs_garbage_collect_leb(struct ubifs_info *c, struct ubifs_lprops *lp) out: ubifs_scan_destroy(sleb); return err; + +out_inc_seq: + /* We may have moved at least some nodes so allow for races with TNC */ + c->gced_lnum = lnum; + smp_wmb(); + c->gc_seq += 1; + smp_wmb(); + goto out; } /** |