Commit 99c13a3e authored by Bob Pearson's avatar Bob Pearson Committed by Jason Gunthorpe
Browse files

RDMA/rxe: Change AH objects to indexed 

Make changes to rxe_param.h and rxe_pool.c to allow indexing of AH
objects. Valid indices are non-zero so older providers can be detected.

Link: https://lore.kernel.org/r/20211007204051.10086-3-rpearsonhpe@gmail.com


Signed-off-by: default avatarBob Pearson <rpearsonhpe@gmail.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@nvidia.com>
parent cfc0312d

drivers/infiniband/sw/rxe/rxe_param.h

+3 −1
Original line number Diff line number Diff line
@@ -69,7 +69,9 @@ enum rxe_device_param { 
	RXE_MAX_MCAST_GRP		= 8192,

	RXE_MAX_MCAST_QP_ATTACH		= 56,

	RXE_MAX_TOT_MCAST_QP_ATTACH	= 0x70000,

	RXE_MAX_AH			= DEFAULT_MAX_VALUE,

	RXE_MAX_AH			= (1<<15) - 1,	/* 32Ki - 1 */

	RXE_MIN_AH_INDEX		= 1,

	RXE_MAX_AH_INDEX		= RXE_MAX_AH,

	RXE_MAX_SRQ_WR			= DEFAULT_MAX_VALUE,

	RXE_MIN_SRQ_WR			= 1,

	RXE_MAX_SRQ_SGE			= 27,

drivers/infiniband/sw/rxe/rxe_pool.c

+3 −1
Original line number Diff line number Diff line
@@ -26,7 +26,9 @@ struct rxe_type_info rxe_type_info[RXE_NUM_TYPES] = { 
		.name		= "rxe-ah",

		.size		= sizeof(struct rxe_ah),

		.elem_offset	= offsetof(struct rxe_ah, pelem),

		.flags		= RXE_POOL_NO_ALLOC,

		.flags		= RXE_POOL_INDEX | RXE_POOL_NO_ALLOC,

		.min_index	= RXE_MIN_AH_INDEX,

		.max_index	= RXE_MAX_AH_INDEX,

	},

	[RXE_TYPE_SRQ] = {

		.name		= "rxe-srq",