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NTB: correct the spread of queues over mw's 

The detection of an uneven number of queues on the given memory windows
was not correct.  The mw_num is zero based and the mod should be
division to spread them evenly over the mw's.

Signed-off-by: Jon Mason <jon.mason@intel.com>
This commit is contained in:
Jon Mason 2014-06-19 10:11:13 -07:00 committed by Jon Mason
parent 2ce7598c9a
commit a1413cfbcb
1 changed files with 2 additions and 2 deletions
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4
drivers/ntb/ntb_transport.c
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@ -510,7 +510,7 @@ static void ntb_transport_setup_qp_mw(struct ntb_transport *nt,
WARN_ON(nt->mw[mw_num].virt_addr == NULL);
if (nt->max_qps % mw_max && mw_num < nt->max_qps % mw_max)
if (nt->max_qps % mw_max && mw_num + 1 < nt->max_qps / mw_max)
num_qps_mw = nt->max_qps / mw_max + 1;
else
num_qps_mw = nt->max_qps / mw_max;
@ -856,7 +856,7 @@ static int ntb_transport_init_queue(struct ntb_transport *nt,
qp->client_ready = NTB_LINK_DOWN;
qp->event_handler = NULL;
if (nt->max_qps % mw_max && mw_num < nt->max_qps % mw_max)
if (nt->max_qps % mw_max && mw_num + 1 < nt->max_qps / mw_max)
num_qps_mw = nt->max_qps / mw_max + 1;
else
num_qps_mw = nt->max_qps / mw_max;