Commit f5c156c4 authored Sep 21, 2017 by Shaohua Li Committed by Jens Axboe Sep 25, 2017

block: fix a crash caused by wrong API



part_stat_show takes a part device not a disk, so we should use
part_to_disk.

Fixes: d62e26b3("block: pass in queue to inflight accounting")
Cc: Bart Van Assche <bart.vanassche@wdc.com>
Cc: Omar Sandoval <osandov@fb.com>
Signed-off-by: Shaohua Li <shli@fb.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

parent 332391a9

block/partition-generic.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -112,7 +112,7 @@ ssize_t part_stat_show(struct device *dev,
		struct device_attribute attr, char buf)
		{
		struct hd_struct *p = dev_to_part(dev);
		struct request_queue *q = dev_to_disk(dev)->queue;
		struct request_queue *q = part_to_disk(p)->queue;
		unsigned int inflight[2];
		int cpu;

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