Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 5dbbcb97 authored by Mike Marciniszyn's avatar Mike Marciniszyn Committed by Roland Dreier
Browse files

IB/qib: Fix multi-Florida HCA host panic on reboot 



Add check when setting configured contexts that the value does not
exceed the number of contexts allocated for the card.  If the value
exceeds the already allocated count, set it to what is already
allocated.

Signed-off-by: default avatarMike Marciniszyn <mike.marciniszyn@qlogic.com>
Signed-off-by: default avatarRoland Dreier <rolandd@cisco.com>
parent b3d5cb2f

drivers/infiniband/hw/qib/qib_init.c

+4 −2
Original line number Diff line number Diff line
@@ -92,9 +92,11 @@ unsigned long *qib_cpulist; 
/* set number of contexts we'll actually use */

void qib_set_ctxtcnt(struct qib_devdata *dd)

{

	if (!qib_cfgctxts)

	if (!qib_cfgctxts) {

		dd->cfgctxts = dd->first_user_ctxt + num_online_cpus();

	else if (qib_cfgctxts < dd->num_pports)

		if (dd->cfgctxts > dd->ctxtcnt)

			dd->cfgctxts = dd->ctxtcnt;

	} else if (qib_cfgctxts < dd->num_pports)

		dd->cfgctxts = dd->ctxtcnt;

	else if (qib_cfgctxts <= dd->ctxtcnt)

		dd->cfgctxts = qib_cfgctxts;