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(parent: b8071ad) | patch
IB/mlx4: Fix potential deadlock when sending mad to wire
authorJack Morgenstein <jackm@dev.mellanox.co.il>
Thu, 30 Jul 2015 14:34:21 +0000 (17:34 +0300)
committerDoug Ledford <dledford@redhat.com>
Sun, 30 Aug 2015 22:12:22 +0000 (18:12 -0400)
commit90c1d8b6350cca9d8a234f03c77a317a7613bcee
tree0f357378a3cbba9520e3c9177e586384f0f37d5btree | snapshot
parentb8071ad893841aba967b7c54e712179864cdf5c3commit | diff
IB/mlx4: Fix potential deadlock when sending mad to wire

send_mad_to_wire takes the same spinlock that is taken in
the interrupt context.  Therefore, it needs irqsave/restore.

Fixes: b9c5d6a64358 ('IB/mlx4: Add multicast group (MCG) paravirtualization for SR-IOV')
Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
drivers/infiniband/hw/mlx4/mcg.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)