summaryrefslogtreecommitdiffstats
path: root/include/linux/buffer_head.h
diff options
context:
space:
mode:
authorJeff Garzik <jgarzik@pobox.com>2005-07-13 19:11:44 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-07-13 19:11:44 -0400
commit08cd84c81f27d5bd22ba958b7cae6d566c509280 (patch)
tree6fdb546c151410851fd3c604d42590afa4215084 /include/linux/buffer_head.h
parente9dd2561793c05d70c9df1bc16a2dde6f23388df (diff)
parent327309e899662b482c58cf25f574513d38b5788c (diff)
Merge /spare/repo/netdev-2.6 branch 'ieee80211'
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 802c91e9b3d..90828493791 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 */