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RDMA/efa: Support remote read access in MR registration

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Enable remote read access for memory regions in order to support RDMA
operations.

Link: https://lore.kernel.org/r/20191121141509.59297-3-galpress@amazon.com
Signed-off-by: Daniel Kranzdorf <dkkranzd@amazon.com>
Reviewed-by: Yossi Leybovich <sleybo@amazon.com>
Signed-off-by: Gal Pressman <galpress@amazon.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Daniel Kranzdorf
2019-11-21 16:15:08 +02:00
committed by Jason Gunthorpe
parent bcf7cc534c
commit e6c4f3ff43
4 changed files with 14 additions and 13 deletions
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7
drivers/infiniband/hw/efa/efa_com_cmd.h
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@@ -178,12 +178,7 @@ struct efa_com_reg_mr_params {
* address mapping
*/
u8 page_shift;
/*
* permissions
* 0: local_write_enable - Write permissions: value of 1 needed
* for RQ buffers and for RDMA write:1: reserved1 - remote
* access flags, etc
*/
/* see permissions field of struct efa_admin_reg_mr_cmd */
u8 permissions;
u8 inline_pbl;
u8 indirect;