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Commit ad01b1ca authored by Milton Miller's avatar Milton Miller Committed by Jens Axboe
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[PATCH] blktrace: fix read-ahead bit 



It should be toggling the same bit on and off, fix it up.

Signed-off-by: default avatarJens Axboe <axboe@suse.de>
parent 7b30f092

block/blktrace.c

+1 −1
Original line number Diff line number Diff line
@@ -80,7 +80,7 @@ static u32 bio_act[5] __read_mostly = { 0, BLK_TC_ACT(BLK_TC_BARRIER), BLK_TC_AC 
#define trace_sync_bit(rw)	\

	(((rw) & (1 << BIO_RW_SYNC)) >> (BIO_RW_SYNC - 1))

#define trace_ahead_bit(rw)	\

	(((rw) & (1 << BIO_RW_AHEAD)) << (BIO_RW_AHEAD - 0))

	(((rw) & (1 << BIO_RW_AHEAD)) << (2 - BIO_RW_AHEAD))



/*

 * The worker for the various blk_add_trace*() types. Fills out a