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authorAdrian Hunter <ext-adrian.hunter@nokia.com>2008-09-12 11:27:47 +0200
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2008-09-17 13:23:26 +0200
commit6dcfac4f13d6b32fbaa60b64a23249999e66af8e (patch)
tree007884a8327658dc53252c7f1be9ab9daeb7ea14 /fs/ubifs/tnc.c
parentUBIFS: create the name of the background thread in every case (diff)
downloadlinux-6dcfac4f13d6b32fbaa60b64a23249999e66af8e.tar.xz
linux-6dcfac4f13d6b32fbaa60b64a23249999e66af8e.zip
UBIFS: TNC / GC race fixes
- update GC sequence number if any nodes may have been moved even if GC did not finish the LEB - don't ignore error return when reading Signed-off-by: Adrian Hunter <ext-adrian.hunter@nokia.com> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'fs/ubifs/tnc.c')
-rw-r--r--fs/ubifs/tnc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ubifs/tnc.c b/fs/ubifs/tnc.c
index 7da209ab9378..7634c5970887 100644
--- a/fs/ubifs/tnc.c
+++ b/fs/ubifs/tnc.c
@@ -1476,7 +1476,7 @@ again:
}
err = fallible_read_node(c, key, &zbr, node);
- if (maybe_leb_gced(c, zbr.lnum, gc_seq1)) {
+ if (err <= 0 || maybe_leb_gced(c, zbr.lnum, gc_seq1)) {
/*
* The node may have been GC'ed out from under us so try again
* while keeping the TNC mutex locked.