Commit 9b622e2b authored Jul 28, 2016 by Tomasz Majchrzak Committed by Shaohua Li Jul 30, 2016

raid10: increment write counter after bio is split



md pending write counter must be incremented after bio is split,
otherwise it gets decremented too many times in end bio callback and
becomes negative.

Signed-off-by: Tomasz Majchrzak <tomasz.majchrzak@intel.com>
Reviewed-by: Artur Paszkiewicz <artur.paszkiewicz@intel.com>
Signed-off-by: Shaohua Li <shli@fb.com>

parent d761f3ed

drivers/md/raid10.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -1064,6 +1064,8 @@ static void __make_request(struct mddev mddev, struct bio bio)
		int max_sectors;
		int sectors;

		md_write_start(mddev, bio);

		/*
		* Register the new request and wait if the reconstruction
		* thread has put up a bar for new requests.
		@@ -1445,8 +1447,6 @@ static void raid10_make_request(struct mddev mddev, struct bio bio)
		return;
		}

		md_write_start(mddev, bio);

		do {

		/*