OpenMPI
0.1.1
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#include "ompi_config.h"
#include <sys/types.h>
#include <string.h>
#include <dat/udat.h>
#include "opal/class/opal_pointer_array.h"
#include "opal/mca/event/event.h"
#include "ompi/class/ompi_free_list.h"
#include "ompi/mca/btl/btl.h"
#include "ompi/mca/btl/base/base.h"
#include "ompi/mca/btl/base/btl_base_error.h"
#include "orte/util/show_help.h"
#include "ompi/mca/mpool/mpool.h"
#include "btl_udapl_endpoint.h"
Go to the source code of this file.
Data Structures | |
struct | mca_btl_udapl_component_t |
uDAPL BTL component. More... | |
struct | mca_btl_udapl_module_t |
BTL Module Interface. More... | |
struct | mca_btl_udapl_reg_t |
Macros | |
#define | VERBOSE_CRITICAL 0 |
Report Out from uDAPL BTL. More... | |
#define | VERBOSE_SHOW_HELP 10 |
#define | VERBOSE_INFORM 20 |
#define | VERBOSE_DIAGNOSE 30 |
#define | VERBOSE_DEVELOPER 90 |
#define | BTL_UDAPL_VERBOSE_OUTPUT(verbose_level, args) |
#define | BTL_UDAPL_VERBOSE_HELP(verbose_level, args) |
#define | MCA_BTL_UDAPL_ERROR(ret, str) |
Typedefs | |
typedef struct mca_btl_udapl_component_t | mca_btl_udapl_component_t |
typedef struct mca_btl_udapl_module_t | mca_btl_udapl_module_t |
typedef struct mca_btl_udapl_reg_t | mca_btl_udapl_reg_t |
Functions | |
int | mca_btl_udapl_component_open (void) |
Register uDAPL component parameters with the MCA framework. More... | |
int | mca_btl_udapl_component_close (void) |
Any final cleanup before being unloaded. | |
mca_btl_base_module_t ** | mca_btl_udapl_component_init (int *num_btl_modules, bool allow_multi_user_threads, bool have_hidden_threads) |
uDAPL component initialization. More... | |
int | mca_btl_udapl_component_progress (void) |
uDAPL component progress. | |
int | mca_btl_udapl_init (DAT_NAME_PTR ia_name, struct mca_btl_udapl_module_t *btl) |
Initialize resources for a new BTL/uDAPL IA. More... | |
int | mca_btl_udapl_finalize (struct mca_btl_base_module_t *btl) |
Cleanup any resources held by the BTL. More... | |
int | mca_btl_udapl_add_procs (struct mca_btl_base_module_t *btl, size_t nprocs, struct ompi_proc_t **procs, struct mca_btl_base_endpoint_t **peers, opal_bitmap_t *reachable) |
PML->BTL notification of change in the process list. More... | |
int | mca_btl_udapl_del_procs (struct mca_btl_base_module_t *btl, size_t nprocs, struct ompi_proc_t **procs, struct mca_btl_base_endpoint_t **peers) |
PML->BTL notification of change in the process list. More... | |
int | mca_btl_udapl_send (struct mca_btl_base_module_t *btl, struct mca_btl_base_endpoint_t *btl_peer, struct mca_btl_base_descriptor_t *descriptor, mca_btl_base_tag_t tag) |
Initiate an asynchronous send. More... | |
int | mca_btl_udapl_put (struct mca_btl_base_module_t *btl, struct mca_btl_base_endpoint_t *btl_peer, struct mca_btl_base_descriptor_t *decriptor) |
Initiate an asynchronous put. More... | |
int | mca_btl_udapl_get (struct mca_btl_base_module_t *btl, struct mca_btl_base_endpoint_t *btl_peer, struct mca_btl_base_descriptor_t *decriptor) |
Initiate an asynchronous get. More... | |
mca_btl_base_descriptor_t * | mca_btl_udapl_alloc (struct mca_btl_base_module_t *btl, struct mca_btl_base_endpoint_t *endpoint, uint8_t order, size_t size, uint32_t flags) |
Allocate a descriptor with a segment of the requested size. More... | |
int | mca_btl_udapl_free (struct mca_btl_base_module_t *btl, mca_btl_base_descriptor_t *des) |
Return a segment allocated by this BTL. More... | |
mca_btl_base_descriptor_t * | mca_btl_udapl_prepare_src (struct mca_btl_base_module_t *btl, struct mca_btl_base_endpoint_t *peer, struct mca_mpool_base_registration_t *, struct opal_convertor_t *convertor, uint8_t order, size_t reserve, size_t *size, uint32_t flags) |
Prepare a descriptor for send/rdma using the supplied convertor. More... | |
mca_btl_base_descriptor_t * | mca_btl_udapl_prepare_dst (struct mca_btl_base_module_t *btl, struct mca_btl_base_endpoint_t *peer, struct mca_mpool_base_registration_t *, struct opal_convertor_t *convertor, uint8_t order, size_t reserve, size_t *size, uint32_t flags) |
Prepare a descriptor for send/rdma using the supplied convertor. More... | |
int | mca_btl_udapl_ft_event (int state) |
Fault Tolerance Event Notification Function. More... | |
Variables | |
OMPI_MODULE_DECLSPEC mca_btl_udapl_component_t | mca_btl_udapl_component |
mca_btl_udapl_module_t | mca_btl_udapl_module |
#define BTL_UDAPL_VERBOSE_HELP | ( | verbose_level, | |
args | |||
) |
#define BTL_UDAPL_VERBOSE_OUTPUT | ( | verbose_level, | |
args | |||
) |
#define VERBOSE_CRITICAL 0 |
Report Out from uDAPL BTL.
Note : - Verbose levels are defined below. These levels are controlled by the mca parameter "btl_udapl_verbose". The verbose level is set to 10 by default so that critical error and useful help information will appear. Which ever value this param is set to, those messages as well as any lower level verbose messages will be reported.
Values used with BTL_UDAPL_VERBOSE_*():
Referenced by mca_btl_udapl_component_progress().
int mca_btl_udapl_add_procs | ( | struct mca_btl_base_module_t * | btl, |
size_t | nprocs, | ||
struct ompi_proc_t ** | procs, | ||
struct mca_btl_base_endpoint_t ** | peers, | ||
opal_bitmap_t * | reachable | ||
) |
PML->BTL notification of change in the process list.
btl | (IN) |
nprocs | (IN) Number of processes |
procs | (IN) Set of processes |
peers | (OUT) Set of (optional) peer addressing info. |
peers | (IN/OUT) Set of processes that are reachable via this BTL. |
References mca_btl_base_endpoint_t::endpoint_btl, OBJ_RELEASE, ompi_proc_local(), opal_bitmap_set_bit(), OPAL_THREAD_LOCK, OPAL_THREAD_UNLOCK, and mca_btl_udapl_proc_t::proc_lock.
mca_btl_base_descriptor_t* mca_btl_udapl_alloc | ( | struct mca_btl_base_module_t * | btl, |
struct mca_btl_base_endpoint_t * | endpoint, | ||
uint8_t | order, | ||
size_t | size, | ||
uint32_t | flags | ||
) |
Allocate a descriptor with a segment of the requested size.
Note that the BTL layer may choose to return a smaller size if it cannot support the request.
btl | (IN) BTL module |
size | (IN) Request segment size. |
Allocate a descriptor with a segment of the requested size.
btl | (IN) BTL module |
size | (IN) Request segment size. |
References mca_btl_base_module_t::btl_eager_limit, mca_btl_base_descriptor_t::des_dst, mca_btl_base_descriptor_t::des_dst_cnt, mca_btl_base_descriptor_t::des_flags, mca_btl_base_descriptor_t::des_src, mca_btl_base_descriptor_t::des_src_cnt, mca_btl_base_descriptor_t::order, mca_btl_base_segment_t::seg_addr, and mca_btl_base_segment_t::seg_len.
mca_btl_base_module_t** mca_btl_udapl_component_init | ( | int * | num_btl_modules, |
bool | allow_multi_user_threads, | ||
bool | have_hidden_threads | ||
) |
uDAPL component initialization.
num_btl_modules | (OUT) Number of BTLs returned in BTL array. |
allow_multi_user_threads | (OUT) Flag indicating wether BTL supports user threads (TRUE) |
have_hidden_threads | (OUT) Flag indicating wether BTL uses threads (TRUE) |
References mca_btl_udapl_init(), ompi_mpi_thread_multiple, opal_argv_copy(), opal_argv_split(), mca_btl_udapl_component_t::udapl_btls, mca_btl_udapl_component_t::udapl_max_btls, and mca_btl_udapl_component_t::udapl_num_btls.
int mca_btl_udapl_component_open | ( | void | ) |
Register uDAPL component parameters with the MCA framework.
Register uDAPL component parameters with the MCA framework.
References mca_btl_base_module_t::btl_eager_limit, mca_btl_base_module_t::btl_max_send_size, OBJ_CONSTRUCT, mca_btl_udapl_module_t::super, mca_btl_udapl_component_t::udapl_btls, mca_btl_udapl_component_t::udapl_lock, mca_btl_udapl_component_t::udapl_num_btls, and mca_btl_udapl_component_t::udapl_procs.
int mca_btl_udapl_del_procs | ( | struct mca_btl_base_module_t * | btl, |
size_t | nprocs, | ||
struct ompi_proc_t ** | procs, | ||
struct mca_btl_base_endpoint_t ** | peers | ||
) |
PML->BTL notification of change in the process list.
btl | (IN) BTL instance |
nproc | (IN) Number of processes. |
procs | (IN) Set of processes. |
peers | (IN) Set of peer data structures. |
int mca_btl_udapl_finalize | ( | struct mca_btl_base_module_t * | btl | ) |
Cleanup any resources held by the BTL.
btl | BTL instance. |
References mca_btl_base_module_t::btl_mpool, OBJ_DESTRUCT, opal_pointer_array_get_item(), and mca_btl_udapl_module_t::super.
int mca_btl_udapl_free | ( | struct mca_btl_base_module_t * | btl, |
mca_btl_base_descriptor_t * | des | ||
) |
Return a segment allocated by this BTL.
btl | (IN) BTL module |
descriptor | (IN) Allocated descriptor. |
Return a segment allocated by this BTL.
References mca_btl_base_module_t::btl_mpool, and mca_mpool_base_module_t::mpool_deregister.
Referenced by mca_btl_udapl_component_progress().
int mca_btl_udapl_ft_event | ( | int | state | ) |
Fault Tolerance Event Notification Function.
state | Checkpoint Stae |
int mca_btl_udapl_get | ( | mca_btl_base_module_t * | btl, |
mca_btl_base_endpoint_t * | endpoint, | ||
mca_btl_base_descriptor_t * | des | ||
) |
Initiate an asynchronous get.
btl | (IN) BTL module |
endpoint | (IN) BTL addressing information |
descriptor | (IN) Description of the data to be transferred |
int mca_btl_udapl_init | ( | DAT_NAME_PTR | ia_name, |
mca_btl_udapl_module_t * | btl | ||
) |
Initialize resources for a new BTL/uDAPL IA.
ia_name | Name of uDAPL interface adapter |
btl | BTL instance. |
Initialize resources for a new BTL/uDAPL IA.
References mca_btl_base_module_t::btl_mpool, OBJ_CLASS, OBJ_CONSTRUCT, opal_pointer_array_init(), mca_btl_udapl_module_t::super, mca_btl_udapl_component_t::udapl_buffer_alignment, mca_btl_udapl_component_t::udapl_free_list_inc, mca_btl_udapl_component_t::udapl_free_list_max, mca_btl_udapl_component_t::udapl_free_list_num, mca_btl_udapl_component_t::udapl_max_eager_rdma_peers, and mca_btl_udapl_component_t::udapl_mpool_name.
Referenced by mca_btl_udapl_component_init().
mca_btl_base_descriptor_t* mca_btl_udapl_prepare_dst | ( | struct mca_btl_base_module_t * | btl, |
struct mca_btl_base_endpoint_t * | endpoint, | ||
struct mca_mpool_base_registration_t * | registration, | ||
struct opal_convertor_t * | convertor, | ||
uint8_t | order, | ||
size_t | reserve, | ||
size_t * | size, | ||
uint32_t | flags | ||
) |
Prepare a descriptor for send/rdma using the supplied convertor.
If the convertor references data that is contiguous, the descriptor may simply point to the user buffer. Otherwise, this routine is responsible for allocating buffer space and packing if required.
btl | (IN) BTL module |
endpoint | (IN) BTL peer addressing |
convertor | (IN) Data type convertor |
reserve | (IN) Additional bytes requested by upper layer to precede user data |
size | (IN/OUT) Number of bytes to prepare (IN), number of bytes actually prepared (OUT) |
References mca_btl_base_module_t::btl_mpool, mca_btl_base_descriptor_t::des_dst, mca_btl_base_descriptor_t::des_dst_cnt, mca_btl_base_descriptor_t::des_flags, mca_btl_base_descriptor_t::des_src, mca_btl_base_descriptor_t::des_src_cnt, mca_mpool_base_module_t::mpool_register, mca_btl_base_descriptor_t::order, mca_btl_base_segment_t::seg_addr, mca_btl_base_segment_t::seg_key, and mca_btl_base_segment_t::seg_len.
mca_btl_base_descriptor_t* mca_btl_udapl_prepare_src | ( | struct mca_btl_base_module_t * | btl, |
struct mca_btl_base_endpoint_t * | endpoint, | ||
struct mca_mpool_base_registration_t * | registration, | ||
struct opal_convertor_t * | convertor, | ||
uint8_t | order, | ||
size_t | reserve, | ||
size_t * | size, | ||
uint32_t | flags | ||
) |
Prepare a descriptor for send/rdma using the supplied convertor.
If the convertor references data that is contigous, the descriptor may simply point to the user buffer. Otherwise, this routine is responsible for allocating buffer space and packing if required.
btl | (IN) BTL module |
endpoint | (IN) BTL peer addressing |
convertor | (IN) Data type convertor |
reserve | (IN) Additional bytes requested by upper layer to precede user data |
size | (IN/OUT) Number of bytes to prepare (IN), number of bytes actually prepared (OUT) |
Prepare a descriptor for send/rdma using the supplied convertor.
btl | (IN) BTL module |
peer | (IN) BTL peer addressing |
References mca_btl_base_module_t::btl_max_send_size, mca_btl_base_module_t::btl_mpool, mca_btl_base_descriptor_t::des_dst, mca_btl_base_descriptor_t::des_dst_cnt, mca_btl_base_descriptor_t::des_flags, mca_btl_base_descriptor_t::des_src, mca_btl_base_descriptor_t::des_src_cnt, mca_mpool_base_module_t::mpool_register, mca_btl_base_descriptor_t::order, mca_btl_base_segment_t::seg_addr, and mca_btl_base_segment_t::seg_len.
int mca_btl_udapl_put | ( | mca_btl_base_module_t * | btl, |
mca_btl_base_endpoint_t * | endpoint, | ||
mca_btl_base_descriptor_t * | des | ||
) |
Initiate an asynchronous put.
btl | (IN) BTL module |
endpoint | (IN) BTL addressing information |
descriptor | (IN) Description of the data to be transferred |
References mca_btl_base_descriptor_t::des_dst, mca_btl_base_endpoint_t::endpoint_lock, mca_btl_base_endpoint_t::endpoint_lwqe_tokens, mca_btl_base_endpoint_t::endpoint_max, mca_btl_base_endpoint_t::endpoint_max_frags, mca_btl_base_endpoint_t::endpoint_sr_tokens, opal_list_append, opal_progress(), OPAL_THREAD_ADD32, OPAL_THREAD_LOCK, OPAL_THREAD_UNLOCK, mca_btl_base_segment_t::seg_addr, mca_btl_base_segment_t::seg_key, and mca_btl_base_segment_t::seg_len.
int mca_btl_udapl_send | ( | struct mca_btl_base_module_t * | btl, |
struct mca_btl_base_endpoint_t * | endpoint, | ||
struct mca_btl_base_descriptor_t * | des, | ||
mca_btl_base_tag_t | tag | ||
) |
Initiate an asynchronous send.
btl | (IN) BTL module |
endpoint | (IN) BTL addressing information |
descriptor | (IN) Description of the data to be transferred |
tag | (IN) The tag value used to notify the peer. |
References mca_btl_base_segment_t::seg_addr, and mca_btl_base_segment_t::seg_len.