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Using engine memiory pool for port write allocations.

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To allow use port from different threads, the first step is to avoid using
port's memory pool for temporary allocations required to send data through
the port.  Including but not limited by:
  - buffers for data;
  - send message structures;
  - new mmap fd notifications;

It is still safe to use port memory pool for incoming buffers allocations
because recieve operation bound to single thread.
This commit is contained in:
Max Romanov
2017-10-04 14:58:13 +03:00
parent ba31199786
commit 414d508e04
7 changed files with 16 additions and 16 deletions
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8
src/nxt_router.c
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@@ -2498,7 +2498,7 @@ nxt_router_send_sw_request(nxt_task_t *task, void *obj, void *data)
size = app->name.length + 1 + app->conf.length;
b = nxt_buf_mem_alloc(main_port->mem_pool, size, 0);
b = nxt_buf_mem_ts_alloc(task, task->thread->engine->mem_pool, size);
nxt_buf_cpystr(b, &app->name);
*b->mem.free++ = '\0';
@@ -2964,7 +2964,6 @@ static void
nxt_router_process_http_request(nxt_task_t *task, nxt_conn_t *c,
nxt_app_parse_ctx_t *ap)
{
nxt_mp_t *port_mp;
nxt_int_t res;
nxt_port_t *port;
nxt_event_engine_t *engine;
@@ -3012,13 +3011,8 @@ nxt_router_process_http_request(nxt_task_t *task, nxt_conn_t *c,
nxt_port_rpc_ex_set_peer(task, engine->port, rc, port->pid);
port_mp = port->mem_pool;
port->mem_pool = c->mem_pool;
nxt_router_process_http_request_mp(task, ra, port);
port->mem_pool = port_mp;
nxt_router_ra_release(task, ra, ra->work.data);
}