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authorChristoph Hellwig <hch@lst.de>2020-05-13 13:49:33 +0300
committerJens Axboe <axboe@kernel.dk>2020-05-19 18:35:24 +0300
commitb2f609e191edc9c7a9dec603318461eeb23f8a6b (patch)
treea4a811ebd3e88beff94e6535212ead94a23b260d /block/genhd.c
parentf1394b79881458c3cfb12c1cac813085549f2c7d (diff)
downloadlinux-b2f609e191edc9c7a9dec603318461eeb23f8a6b.tar.xz
block: move the blk-mq calls out of part_in_flight{,_rw}
Don't bother to call part_in_flight / part_in_flight_rw on blk-mq devices, just call the blk-mq versions directly. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/genhd.c')
-rw-r--r--block/genhd.c28
1 files changed, 14 insertions, 14 deletions
diff --git a/block/genhd.c b/block/genhd.c
index afdb2c3e5b22..56e0560738c4 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -142,14 +142,9 @@ void part_dec_in_flight(struct request_queue *q, struct hd_struct *part, int rw)
static unsigned int part_in_flight(struct request_queue *q,
struct hd_struct *part)
{
+ unsigned int inflight = 0;
int cpu;
- unsigned int inflight;
-
- if (queue_is_mq(q)) {
- return blk_mq_in_flight(q, part);
- }
- inflight = 0;
for_each_possible_cpu(cpu) {
inflight += part_stat_local_read_cpu(part, in_flight[0], cpu) +
part_stat_local_read_cpu(part, in_flight[1], cpu);
@@ -165,11 +160,6 @@ static void part_in_flight_rw(struct request_queue *q, struct hd_struct *part,
{
int cpu;
- if (queue_is_mq(q)) {
- blk_mq_in_flight_rw(q, part, inflight);
- return;
- }
-
inflight[0] = 0;
inflight[1] = 0;
for_each_possible_cpu(cpu) {
@@ -1307,7 +1297,10 @@ ssize_t part_stat_show(struct device *dev,
unsigned int inflight;
part_stat_read_all(p, &stat);
- inflight = part_in_flight(q, p);
+ if (queue_is_mq(q))
+ inflight = blk_mq_in_flight(q, p);
+ else
+ inflight = part_in_flight(q, p);
return sprintf(buf,
"%8lu %8lu %8llu %8u "
@@ -1346,7 +1339,11 @@ ssize_t part_inflight_show(struct device *dev, struct device_attribute *attr,
struct request_queue *q = part_to_disk(p)->queue;
unsigned int inflight[2];
- part_in_flight_rw(q, p, inflight);
+ if (queue_is_mq(q))
+ blk_mq_in_flight_rw(q, p, inflight);
+ else
+ part_in_flight_rw(q, p, inflight);
+
return sprintf(buf, "%8u %8u\n", inflight[0], inflight[1]);
}
@@ -1601,7 +1598,10 @@ static int diskstats_show(struct seq_file *seqf, void *v)
disk_part_iter_init(&piter, gp, DISK_PITER_INCL_EMPTY_PART0);
while ((hd = disk_part_iter_next(&piter))) {
part_stat_read_all(hd, &stat);
- inflight = part_in_flight(gp->queue, hd);
+ if (queue_is_mq(gp->queue))
+ inflight = blk_mq_in_flight(gp->queue, hd);
+ else
+ inflight = part_in_flight(gp->queue, hd);
seq_printf(seqf, "%4d %7d %s "
"%lu %lu %lu %u "