diff options
author | José Pekkarinen <jose.pekkarinen@nokia.com> | 2016-04-11 10:41:07 +0300 |
---|---|---|
committer | José Pekkarinen <jose.pekkarinen@nokia.com> | 2016-04-13 08:17:18 +0300 |
commit | e09b41010ba33a20a87472ee821fa407a5b8da36 (patch) | |
tree | d10dc367189862e7ca5c592f033dc3726e1df4e3 /kernel/block/elevator.c | |
parent | f93b97fd65072de626c074dbe099a1fff05ce060 (diff) |
These changes are the raw update to linux-4.4.6-rt14. Kernel sources
are taken from kernel.org, and rt patch from the rt wiki download page.
During the rebasing, the following patch collided:
Force tick interrupt and get rid of softirq magic(I70131fb85).
Collisions have been removed because its logic was found on the
source already.
Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769
Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
Diffstat (limited to 'kernel/block/elevator.c')
-rw-r--r-- | kernel/block/elevator.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/kernel/block/elevator.c b/kernel/block/elevator.c index 8985038f3..c3555c9c6 100644 --- a/kernel/block/elevator.c +++ b/kernel/block/elevator.c @@ -35,11 +35,11 @@ #include <linux/hash.h> #include <linux/uaccess.h> #include <linux/pm_runtime.h> +#include <linux/blk-cgroup.h> #include <trace/events/block.h> #include "blk.h" -#include "blk-cgroup.h" static DEFINE_SPINLOCK(elv_list_lock); static LIST_HEAD(elv_list); @@ -420,7 +420,7 @@ int elv_merge(struct request_queue *q, struct request **req, struct bio *bio) * noxmerges: Only simple one-hit cache try * merges: All merge tries attempted */ - if (blk_queue_nomerges(q)) + if (blk_queue_nomerges(q) || !bio_mergeable(bio)) return ELEVATOR_NO_MERGE; /* @@ -806,6 +806,8 @@ int elv_register_queue(struct request_queue *q) } kobject_uevent(&e->kobj, KOBJ_ADD); e->registered = 1; + if (e->type->ops.elevator_registered_fn) + e->type->ops.elevator_registered_fn(q); } return error; } |