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authorArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2007-12-25 18:13:33 +0200
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2007-12-26 19:15:17 +0200
commit783b273afab43437dca731a229d53d72faf77fd3 (patch)
treedaadf822539189bcc81d64a609f2b084849114e5 /drivers/mtd/ubi/ubi.h
parent897a316c9e6f7fea6f1d3759797b75c0ebaec479 (diff)
UBI: use separate mutex for volumes checking
Introduce a separate mutex which serializes volumes checking, because we cammot really use volumes_mutex - it cases reverse locking problems with mtd_tbl_mutex when gluebi is used - thanks to lockdep. Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'drivers/mtd/ubi/ubi.h')
-rw-r--r--drivers/mtd/ubi/ubi.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mtd/ubi/ubi.h b/drivers/mtd/ubi/ubi.h
index 2a6171226f1..ef22f922f58 100644
--- a/drivers/mtd/ubi/ubi.h
+++ b/drivers/mtd/ubi/ubi.h
@@ -392,6 +392,7 @@ struct ubi_device {
void *peb_buf1;
void *peb_buf2;
struct mutex buf_mutex;
+ struct mutex ckvol_mutex;
#ifdef CONFIG_MTD_UBI_DEBUG
void *dbg_peb_buf;
struct mutex dbg_buf_mutex;