From: Eric Seppanen <eric@xxxxxxxxxxxxxxx>
Commit 5757a6d76cdf added the QUEUE_FLAG_SAME_FORCE flag, but fails to
clear that flag when the current state is '2' (SAME_COMP + SAME_FORCE)
and the new state is '1' (SAME_COMP).
Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Cc: Dave Jiang <dave.jiang@xxxxxxxxx>
Cc: Jens Axboe <jaxboe@xxxxxxxxxxxx>
Reviewed-by: Roland Dreier <roland@xxxxxxxxxxxxxxx>
Signed-off-by: Eric Seppanen <eric@xxxxxxxxxxxxxxx>
---
block/blk-sysfs.c | 10 ++++++----
1 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index 0ee17b5..e681805 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -258,11 +258,13 @@ queue_rq_affinity_store(struct request_queue *q, const char *page, size_t count)
ret = queue_var_store(&val, page, count);
spin_lock_irq(q->queue_lock);
- if (val) {
+ if (val == 2) {
queue_flag_set(QUEUE_FLAG_SAME_COMP, q);
- if (val == 2)
- queue_flag_set(QUEUE_FLAG_SAME_FORCE, q);
- } else {
+ queue_flag_set(QUEUE_FLAG_SAME_FORCE, q);
+ } else if (val == 1) {
+ queue_flag_set(QUEUE_FLAG_SAME_COMP, q);
+ queue_flag_clear(QUEUE_FLAG_SAME_FORCE, q);
+ } else if (val == 0) {
queue_flag_clear(QUEUE_FLAG_SAME_COMP, q);
queue_flag_clear(QUEUE_FLAG_SAME_FORCE, q);
}
--
1.7.4.1
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