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TL/MLX5: minor reviews
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samnordmann committed May 18, 2023
1 parent 877b091 commit 4304e78
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Showing 3 changed files with 14 additions and 10 deletions.
5 changes: 2 additions & 3 deletions src/components/tl/mlx5/tl_mlx5.h
Original file line number Diff line number Diff line change
Expand Up @@ -97,7 +97,7 @@ typedef struct ucc_tl_mlx5_team {
UCC_CLASS_DECLARE(ucc_tl_mlx5_team_t, ucc_base_context_t *,
const ucc_base_team_params_t *);

ucc_status_t tl_mlx5_create_rcache(ucc_tl_mlx5_context_t *ctx);
ucc_status_t tl_mlx5_rcache_create(ucc_tl_mlx5_context_t *ctx);
typedef struct ucc_tl_mlx5_reg {
struct ibv_mr * mr;
ucs_rcache_region_t *region;
Expand All @@ -106,8 +106,7 @@ typedef struct ucc_tl_mlx5_reg {
static inline ucc_tl_mlx5_reg_t *
ucc_tl_mlx5_get_rcache_reg_data(ucc_rcache_region_t *region)
{
return (ucc_tl_mlx5_reg_t *)((ptrdiff_t)region +
sizeof(ucc_rcache_region_t));
return (ucc_tl_mlx5_reg_t *)PTR_OFFSET(region, sizeof(ucc_rcache_region_t));
}

#define UCC_TL_MLX5_SUPPORTED_COLLS (UCC_COLL_TYPE_ALLTOALL)
Expand Down
9 changes: 6 additions & 3 deletions src/components/tl/mlx5/tl_mlx5_context.c
Original file line number Diff line number Diff line change
Expand Up @@ -33,8 +33,8 @@ UCC_CLASS_INIT_FUNC(ucc_tl_mlx5_context_t,
status = ucc_mpool_init(
&self->req_mp, 0,
ucc_max(sizeof(ucc_tl_mlx5_task_t), sizeof(ucc_tl_mlx5_schedule_t)), 0,
UCC_CACHE_LINE_SIZE, 8, UINT_MAX, NULL, params->thread_mode,
"tl_mlx5_req_mp");
UCC_CACHE_LINE_SIZE, 8, UINT_MAX, &ucc_coll_task_mpool_ops,
params->thread_mode, "tl_mlx5_req_mp");
if (UCC_OK != status) {
tl_error(self->super.super.lib,
"failed to initialize tl_mlx5_req mpool");
Expand All @@ -48,6 +48,9 @@ UCC_CLASS_INIT_FUNC(ucc_tl_mlx5_context_t,
UCC_CLASS_CLEANUP_FUNC(ucc_tl_mlx5_context_t)
{
tl_debug(self->super.super.lib, "finalizing tl context: %p", self);
if (self->rcache) {
ucc_rcache_destroy(self->rcache);
}

if (ucc_tl_mlx5_remove_shared_ctx_pd(self) != UCC_OK) {
tl_error(self->super.super.lib, "failed to free ib ctx and pd");
Expand Down Expand Up @@ -245,7 +248,7 @@ ucc_status_t ucc_tl_mlx5_context_create_epilog(ucc_base_context_t *context)
goto err;
}

status = tl_mlx5_create_rcache(ctx);
status = tl_mlx5_rcache_create(ctx);
if (UCC_OK != status) {
tl_error(context->lib, "failed to create rcache");
goto err;
Expand Down
10 changes: 6 additions & 4 deletions src/components/tl/mlx5/tl_mlx5_rcache.c
Original file line number Diff line number Diff line change
Expand Up @@ -14,8 +14,9 @@ rcache_reg_mr(void *context, ucs_rcache_t *rcache, //NOLINT: rcache is unused
ucc_tl_mlx5_context_t *ctx = (ucc_tl_mlx5_context_t *)context;
void * addr = (void *)rregion->super.start;
ucc_tl_mlx5_reg_t * mlx5_reg = ucc_tl_mlx5_get_rcache_reg_data(rregion);
size_t length = (size_t)(rregion->super.end
- rregion->super.start);
int * change_flag = (int *)arg;
size_t length = (size_t)(rregion->super.end - rregion->super.start);

mlx5_reg->region = rregion;
*change_flag = 1;
Expand All @@ -39,7 +40,7 @@ static void rcache_dereg_mr(void * context, //NOLINT: context is unused
mlx5_reg->mr = NULL;
}

ucc_status_t tl_mlx5_create_rcache(ucc_tl_mlx5_context_t *ctx)
ucc_status_t tl_mlx5_rcache_create(ucc_tl_mlx5_context_t *ctx)
{
static ucc_rcache_ops_t rcache_ucc_ops = {.mem_reg = rcache_reg_mr,
.mem_dereg = rcache_dereg_mr,
Expand All @@ -54,13 +55,14 @@ ucc_status_t tl_mlx5_create_rcache(ucc_tl_mlx5_context_t *ctx)
rcache_params.ucm_event_priority = 1000;
rcache_params.context = (void *)ctx;
rcache_params.ops = &rcache_ucc_ops;
rcache_params.ucm_events = UCM_EVENT_VM_UNMAPPED | UCM_EVENT_MEM_TYPE_FREE;
rcache_params.ucm_events = UCM_EVENT_VM_UNMAPPED
| UCM_EVENT_MEM_TYPE_FREE;

status = ucc_rcache_create(&rcache_params, "reg cache", &ctx->rcache);

if (status != UCC_OK) {
tl_error(ctx->super.super.lib, "Failed to create reg cache");
return UCC_ERR_NO_MESSAGE;
return status;
}
return UCC_OK;
}

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