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RDMA/i40w: Hold read semaphore while looking after VMA
authorLeon Romanovsky <leonro@mellanox.com>
Sun, 1 Jul 2018 16:36:24 +0000 (19:36 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 3 Oct 2018 23:59:06 +0000 (16:59 -0700)
commit6a4d21a7664b3b2a62b7bf9fbd0b89b52c30acef
treec17d933bf1f1bcffcb02b0b70e2c674aa4961483tree
parent5ae7031fea6aca491cdc15dd28b2b93f8c7c4b11commit | diff
RDMA/i40w: Hold read semaphore while looking after VMA

[ Upstream commit 5d9a2b0e28759e319a623da33940dbb3ce952b7d ]

VMA lookup is supposed to be performed while mmap_sem is held.

Fixes: f26c7c83395b ("i40iw: Add 2MB page support")
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/infiniband/hw/i40iw/i40iw_verbs.c diff | blob | history
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