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Sync flag introduced for port type.

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To avoid transfer mmap_msg before new mmap message.
This commit is contained in:
Max Romanov
2017-08-11 18:04:04 +03:00
parent 162afe4719
commit e1e808bd94
2 changed files with 12 additions and 4 deletions
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4
src/nxt_port.h
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@@ -11,6 +11,7 @@
typedef enum {
NXT_PORT_MSG_LAST = 0x100,
NXT_PORT_MSG_CLOSE_FD = 0x200,
NXT_PORT_MSG_SYNC = 0x400,
NXT_PORT_MSG_MASK = 0xFF,
@@ -32,7 +33,7 @@ typedef enum {
NXT_PORT_MSG_NEW_PORT = _NXT_PORT_MSG_NEW_PORT | NXT_PORT_MSG_LAST,
NXT_PORT_MSG_CHANGE_FILE = _NXT_PORT_MSG_CHANGE_FILE | NXT_PORT_MSG_LAST,
NXT_PORT_MSG_MMAP = _NXT_PORT_MSG_MMAP | NXT_PORT_MSG_LAST |
NXT_PORT_MSG_CLOSE_FD,
NXT_PORT_MSG_CLOSE_FD | NXT_PORT_MSG_SYNC,
NXT_PORT_MSG_DATA = _NXT_PORT_MSG_DATA,
NXT_PORT_MSG_DATA_LAST = _NXT_PORT_MSG_DATA | NXT_PORT_MSG_LAST,
NXT_PORT_MSG_REMOVE_PID = _NXT_PORT_MSG_REMOVE_PID | NXT_PORT_MSG_LAST,
@@ -66,6 +67,7 @@ typedef struct {
size_t share;
nxt_fd_t fd;
nxt_bool_t close_fd;
nxt_bool_t opened;
nxt_port_msg_t port_msg;
nxt_work_t work;

12
src/nxt_port_socket.c
View File

@@ -171,10 +171,15 @@ nxt_port_socket_write(nxt_task_t *task, nxt_port_t *port, nxt_uint_t type,
nxt_queue_each(msg, &port->messages, nxt_port_send_msg_t, link) {
if (msg->port_msg.stream == stream &&
msg->port_msg.reply_port == reply_port) {
if ((type & NXT_PORT_MSG_SYNC) != 0) {
msg->opened = 0;
continue;
}
nxt_assert(msg->port_msg.last == 0);
if (msg->port_msg.stream == stream &&
msg->port_msg.reply_port == reply_port &&
msg->port_msg.last == 0 &&
msg->opened) {
/*
* An fd is ignored since a file descriptor
@@ -201,6 +206,7 @@ nxt_port_socket_write(nxt_task_t *task, nxt_port_t *port, nxt_uint_t type,
msg->fd = fd;
msg->close_fd = (type & NXT_PORT_MSG_CLOSE_FD) != 0;
msg->share = 0;
msg->opened = 1;
msg->work.next = NULL;
msg->work.handler = nxt_port_release_send_msg;