Commit 471e3f57 authored by Mathieu Avila's avatar Mathieu Avila Committed by Mark Fasheh
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ocfs2: Fix heartbeat sector calculation 



This fixes things for devices which set max_sectors to 8.

Signed-off-by: default avatarMark Fasheh <mark.fasheh@oracle.com>
parent 2d562518

fs/ocfs2/cluster/heartbeat.c

+6 −2
Original line number Diff line number Diff line
@@ -320,8 +320,12 @@ static int compute_max_sectors(struct block_device *bdev) 
		max_pages = q->max_hw_segments;

	max_pages--; /* Handle I/Os that straddle a page */



	if (max_pages) {

		max_sectors = max_pages << (PAGE_SHIFT - 9);



	} else {

		/* If BIO contains 1 or less than 1 page. */

		max_sectors = q->max_sectors;

	}

	/* Why is fls() 1-based???? */

	pow_two_sectors = 1 << (fls(max_sectors) - 1);