summaryrefslogtreecommitdiff
path: root/timer.c
diff options
context:
space:
mode:
authorPetr Machata <petrm@mellanox.com>2019-10-01 16:40:10 +0000
committerTobias Klauser <tklauser@distanz.ch>2019-10-04 10:22:48 +0200
commit0bdd9e1b61534f099ba2a13f8143632a47bf8c27 (patch)
treedebf5a0ac882be8e17eef1e268aeedce3abe1261 /timer.c
parent500e708bfba7b2ccd2a3b687a2c3aef72cfbbe8e (diff)
mausezahn.8: Document -r
This option is mentioned further in the man page, but is omitted in the main section. Add it. Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Diffstat (limited to 'timer.c')
0 files changed, 0 insertions, 0 deletions
c487f246963dd2f&id2=546125d1614264d26080817d0c8cddb9b25081fa'>diff)
svcrdma: avoid duplicate dma unmapping during error recovery
In rdma_read_chunk_frmr() when ib_post_send() fails, the error code path invokes ib_dma_unmap_sg() to unmap the sg list. It then invokes svc_rdma_put_frmr() which in turn tries to unmap the same sg list through ib_dma_unmap_sg() again. This second unmap is invalid and could lead to problems when the iova being unmapped is subsequently reused. Remove the call to unmap in rdma_read_chunk_frmr() and let svc_rdma_put_frmr() handle it. Fixes: 412a15c0fe53 ("svcrdma: Port to new memory registration API") Cc: stable@vger.kernel.org Signed-off-by: Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com> Reviewed-by: Chuck Lever <chuck.lever@oracle.com> Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'drivers/usb/class/usblp.c')