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Commit 17ead2f5 authored by Roland Dreier's avatar Roland Dreier Committed by Linus Torvalds
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[PATCH] IB/mthca: fix calculation of RDB shift 



Fix calculation of rdb_shift by using original number of QPs, not
their slot in profile[] (which will be rearranged when we sort it).

Signed-off-by: default avatarRoland Dreier <roland@topspin.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 8cf2daf3

drivers/infiniband/hw/mthca/mthca_profile.c

+1 −2
Original line number Diff line number Diff line
@@ -208,8 +208,7 @@ u64 mthca_make_profile(struct mthca_dev *dev, 
			break;

		case MTHCA_RES_RDB:

			for (dev->qp_table.rdb_shift = 0;

			     profile[MTHCA_RES_QP].num << dev->qp_table.rdb_shift <

				     profile[i].num;

			     request->num_qp << dev->qp_table.rdb_shift < profile[i].num;

			     ++dev->qp_table.rdb_shift)

				; /* nothing */

			dev->qp_table.rdb_base    = (u32) profile[i].start;