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2019-02-04IB/core: Remove ib_sg_dma_address() and ib_sg_dma_len()Bart Van Assche1-4/+4
Keeping single line wrapper functions is not useful. Hence remove the ib_sg_dma_address() and ib_sg_dma_len() functions. This patch does not change any functionality. Signed-off-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
2017-11-15net/rds/ib_fmr.c: use kmalloc_array_node()Johannes Thumshirn1-2/+2
Now that we have a NUMA-aware version of kmalloc_array() we can use it instead of kmalloc_node() without an overflow check in the size calculation. Link: http://lkml.kernel.org/r/20170927082038.3782-7-jthumshirn@suse.de Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Christoph Lameter <cl@linux.com> Cc: Santosh Shilimkar <santosh.shilimkar@oracle.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Christoph Hellwig <hch@lst.de> Cc: Damien Le Moal <damien.lemoal@wdc.com> Cc: David Rientjes <rientjes@google.com> Cc: Doug Ledford <dledford@redhat.com> Cc: Hal Rosenstock <hal.rosenstock@gmail.com> Cc: Jens Axboe <axboe@kernel.dk> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Cc: Mike Marciniszyn <infinipath@intel.com> Cc: Pekka Enberg <penberg@kernel.org> Cc: Sean Hefty <sean.hefty@intel.com> Cc: Vlastimil Babka <vbabka@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2017-03-13rds: ib: unmap the scatter/gather list when errorZhu Yanjun1-7/+19
When some errors occur, the scatter/gather list mapped to DMA addresses should be handled. Cc: Joe Jin <joe.jin@oracle.com> Cc: Junxiao Bi <junxiao.bi@oracle.com> Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com> Signed-off-by: Zhu Yanjun <yanjun.zhu@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-03-13rds: ib: add the static type to the functionZhu Yanjun1-2/+3
The function rds_ib_map_fmr is used only in the ib_fmr.c file. As such, the static type is added to limit it in this file. Cc: Joe Jin <joe.jin@oracle.com> Cc: Junxiao Bi <junxiao.bi@oracle.com> Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com> Signed-off-by: Zhu Yanjun <yanjun.zhu@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-03-13rds: ib: remove redundant ib_dealloc_fmrZhu Yanjun1-5/+2
The function ib_dealloc_fmr will never be called. As such, it should be removed. Cc: Joe Jin <joe.jin@oracle.com> Cc: Junxiao Bi <junxiao.bi@oracle.com> Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com> Signed-off-by: Zhu Yanjun <yanjun.zhu@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-03-02RDS: IB: move FMR code to its own filesantosh.shilimkar@oracle.com1-49/+77
No functional change. Signed-off-by: Santosh Shilimkar <ssantosh@kernel.org> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-03-02RDS: IB: create struct rds_ib_fmrsantosh.shilimkar@oracle.com1-7/+10
Keep fmr related filed in its own struct. Fastreg MR structure will be added to the union. Signed-off-by: Santosh Shilimkar <ssantosh@kernel.org> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-03-02RDS: IB: Re-organise ibmr codesantosh.shilimkar@oracle.com1-0/+217
No functional changes. This is in preperation towards adding fastreg memory resgitration support. Signed-off-by: Santosh Shilimkar <ssantosh@kernel.org> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>