ports/openmpi
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btl/usnic: properly size freelist items

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Move the prefix area from the head to the body in relevant size
computations.  This fixes a problem in high traffic situations where
usNIC may have sent from unregistered memory.

Signed-off-by: Jeff Squyres <jsquyres@cisco.com>
(cherry picked from commit fe7f772f21627b01838c007db7cedbbb0ce8b536)
Этот коммит содержится в:
Jeff Squyres 2019-10-04 14:40:56 -07:00
родитель 58155bc760
Коммит 22bc268e6e
1 изменённых файлов: 8 добавлений и 11 удалений
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19
opal/mca/btl/usnic/btl_usnic_module.c
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@ -2369,14 +2369,14 @@ static void init_freelists(opal_btl_usnic_module_t *module)
uint32_t segsize; uint32_t segsize;
segsize = (module->local_modex.max_msg_size + segsize = (module->local_modex.max_msg_size +
opal_cache_line_size - 1) & mca_btl_usnic_component.prefix_send_offset +
opal_cache_line_size - 1) &
~(opal_cache_line_size - 1); ~(opal_cache_line_size - 1);
/* Send frags freelists */ /* Send frags freelists */
OBJ_CONSTRUCT(&module->small_send_frags, opal_free_list_t); OBJ_CONSTRUCT(&module->small_send_frags, opal_free_list_t);
rc = usnic_compat_free_list_init(&module->small_send_frags, rc = usnic_compat_free_list_init(&module->small_send_frags,
sizeof(opal_btl_usnic_small_send_frag_t) + sizeof(opal_btl_usnic_small_send_frag_t),
mca_btl_usnic_component.prefix_send_offset,
opal_cache_line_size, opal_cache_line_size,
OBJ_CLASS(opal_btl_usnic_small_send_frag_t), OBJ_CLASS(opal_btl_usnic_small_send_frag_t),
segsize, segsize,
@ -2393,8 +2393,7 @@ static void init_freelists(opal_btl_usnic_module_t *module)
OBJ_CONSTRUCT(&module->large_send_frags, opal_free_list_t); OBJ_CONSTRUCT(&module->large_send_frags, opal_free_list_t);
rc = usnic_compat_free_list_init(&module->large_send_frags, rc = usnic_compat_free_list_init(&module->large_send_frags,
sizeof(opal_btl_usnic_large_send_frag_t) + sizeof(opal_btl_usnic_large_send_frag_t),
mca_btl_usnic_component.prefix_send_offset,
opal_cache_line_size, opal_cache_line_size,
OBJ_CLASS(opal_btl_usnic_large_send_frag_t), OBJ_CLASS(opal_btl_usnic_large_send_frag_t),
0, /* payload size */ 0, /* payload size */
@ -2411,8 +2410,7 @@ static void init_freelists(opal_btl_usnic_module_t *module)
OBJ_CONSTRUCT(&module->put_dest_frags, opal_free_list_t); OBJ_CONSTRUCT(&module->put_dest_frags, opal_free_list_t);
rc = usnic_compat_free_list_init(&module->put_dest_frags, rc = usnic_compat_free_list_init(&module->put_dest_frags,
sizeof(opal_btl_usnic_put_dest_frag_t) + sizeof(opal_btl_usnic_put_dest_frag_t),
mca_btl_usnic_component.prefix_send_offset,
opal_cache_line_size, opal_cache_line_size,
OBJ_CLASS(opal_btl_usnic_put_dest_frag_t), OBJ_CLASS(opal_btl_usnic_put_dest_frag_t),
0, /* payload size */ 0, /* payload size */
@ -2430,8 +2428,7 @@ static void init_freelists(opal_btl_usnic_module_t *module)
/* list of segments to use for sending */ /* list of segments to use for sending */
OBJ_CONSTRUCT(&module->chunk_segs, opal_free_list_t); OBJ_CONSTRUCT(&module->chunk_segs, opal_free_list_t);
rc = usnic_compat_free_list_init(&module->chunk_segs, rc = usnic_compat_free_list_init(&module->chunk_segs,
sizeof(opal_btl_usnic_chunk_segment_t) + sizeof(opal_btl_usnic_chunk_segment_t),
mca_btl_usnic_component.prefix_send_offset,
opal_cache_line_size, opal_cache_line_size,
OBJ_CLASS(opal_btl_usnic_chunk_segment_t), OBJ_CLASS(opal_btl_usnic_chunk_segment_t),
segsize, segsize,
@ -2449,11 +2446,11 @@ static void init_freelists(opal_btl_usnic_module_t *module)
/* ACK segments freelist */ /* ACK segments freelist */
uint32_t ack_segment_len; uint32_t ack_segment_len;
ack_segment_len = (sizeof(opal_btl_usnic_btl_header_t) + ack_segment_len = (sizeof(opal_btl_usnic_btl_header_t) +
mca_btl_usnic_component.prefix_send_offset +
opal_cache_line_size - 1) & ~(opal_cache_line_size - 1); opal_cache_line_size - 1) & ~(opal_cache_line_size - 1);
OBJ_CONSTRUCT(&module->ack_segs, opal_free_list_t); OBJ_CONSTRUCT(&module->ack_segs, opal_free_list_t);
rc = usnic_compat_free_list_init(&module->ack_segs, rc = usnic_compat_free_list_init(&module->ack_segs,
sizeof(opal_btl_usnic_ack_segment_t) + sizeof(opal_btl_usnic_ack_segment_t),
mca_btl_usnic_component.prefix_send_offset,
opal_cache_line_size, opal_cache_line_size,
OBJ_CLASS(opal_btl_usnic_ack_segment_t), OBJ_CLASS(opal_btl_usnic_ack_segment_t),
ack_segment_len, ack_segment_len,