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authorAnton Vorontsov <cbouatmailru@gmail.com>2012-01-04 09:09:35 +0400
committerAnton Vorontsov <cbouatmailru@gmail.com>2012-01-04 09:09:35 +0400
commit251f39fe42dae863bd24e30864e6b66076ba076d (patch)
treec804944bc17f3836d19cc8b5bc611dd1fb0ea915 /include/linux/elevator.h
parent9b8872273af6983b246252a6508fa7cf34c69d6e (diff)
parent35b4c01e29bdd9632dabf9784ed3486333f00427 (diff)
downloadlinux-251f39fe42dae863bd24e30864e6b66076ba076d.tar.xz
Merge branch 'power-supply-scope' of git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen
Diffstat (limited to 'include/linux/elevator.h')
-rw-r--r--include/linux/elevator.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/elevator.h b/include/linux/elevator.h
index d800d5142184..1d0f7a2ff73b 100644
--- a/include/linux/elevator.h
+++ b/include/linux/elevator.h
@@ -38,6 +38,12 @@ struct elevator_ops
elevator_merged_fn *elevator_merged_fn;
elevator_merge_req_fn *elevator_merge_req_fn;
elevator_allow_merge_fn *elevator_allow_merge_fn;
+
+ /*
+ * Used for both plugged list and elevator merging and in the
+ * former case called without queue_lock. Read comment on top of
+ * attempt_plug_merge() for details.
+ */
elevator_bio_merged_fn *elevator_bio_merged_fn;
elevator_dispatch_fn *elevator_dispatch_fn;