X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=block%2Fblktrace.c;h=265f7a830619ef1e5de60bfe1179fa9d3a002229;hb=40da08bca6f4e7dec4a75c3c47800e5f4ca4e567;hp=b8c0702777ff4e1bb2557567a7aa7f6d987bb6eb;hpb=00ab956f2fefd3673edc16df55beed21834b7bdd;p=linux-2.6-omap-h63xx.git

diff --git a/block/blktrace.c b/block/blktrace.c
index b8c0702777f..265f7a83061 100644
--- a/block/blktrace.c
+++ b/block/blktrace.c
@@ -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