summaryrefslogtreecommitdiff
path: root/include/linux/buffer_head.h
diff options
context:
space:
mode:
authorTony Luck <tony.luck@intel.com>2005-07-08 08:52:42 -0700
committerTony Luck <tony.luck@intel.com>2005-07-08 08:52:42 -0700
commit88c3cdfdde3cf87e1831265ea4246430bef34fc9 (patch)
treecaea510ffb2f81a5ea13b00ecb8a4146ad462048 /include/linux/buffer_head.h
parent2b2c3750330325ae5071582b5c4dbdf1c8bc1e51 (diff)
parenta92b7b80579fe68fe229892815c750f6652eb6a9 (diff)
Auto merge with /home/aegl/GIT/linus
Diffstat (limited to 'include/linux/buffer_head.h')
-rw-r--r--include/linux/buffer_head.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h
index 802c91e9b3da..90828493791f 100644
--- a/include/linux/buffer_head.h
+++ b/include/linux/buffer_head.h
@@ -19,6 +19,9 @@ enum bh_state_bits {
BH_Dirty, /* Is dirty */
BH_Lock, /* Is locked */
BH_Req, /* Has been submitted for I/O */
+ BH_Uptodate_Lock,/* Used by the first bh in a page, to serialise
+ * IO completion of other buffers in the page
+ */
BH_Mapped, /* Has a disk mapping */
BH_New, /* Disk mapping was newly created by get_block */