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authorKim Alvefur <zash@zash.se>2020-06-29 20:23:59 +0200
committerKim Alvefur <zash@zash.se>2020-06-29 20:23:59 +0200
commita1ae266ff7913c4dbc50856ab191c15e92bd6e8a (patch)
treefe357c6c1ded7912d89cea90e6bd59544a1bda5b /net/server_epoll.lua
parent2b81c3b50f78236db6cf91d80eaee161de384dc9 (diff)
downloadprosody-a1ae266ff7913c4dbc50856ab191c15e92bd6e8a.tar.gz
prosody-a1ae266ff7913c4dbc50856ab191c15e92bd6e8a.zip
net.server_epoll: Optimize away table allocation for timer objects
Diffstat (limited to 'net/server_epoll.lua')
-rw-r--r--net/server_epoll.lua36
1 files changed, 21 insertions, 15 deletions
diff --git a/net/server_epoll.lua b/net/server_epoll.lua
index f65be224..e4bf7708 100644
--- a/net/server_epoll.lua
+++ b/net/server_epoll.lua
@@ -86,22 +86,27 @@ local fds = createtable(10, 0); -- FD -> conn
local timers = indexedbheap.create();
local function noop() end
-local function closetimer(t)
- t[1] = noop;
- timers:remove(t.id);
+local function closetimer(id)
+ timers:remove(id);
end
-local function reschedule(t, time)
+local function reschedule(id, time)
time = monotonic() + time;
- timers:reprioritize(t.id, time);
+ timers:reprioritize(id, time);
end
-- Add relative timer
local function addtimer(timeout, f, param)
local time = monotonic() + timeout;
- local timer = { f, param, close = closetimer, reschedule = reschedule, id = nil };
- timer.id = timers:insert(timer, time);
- return timer;
+ if param ~= nil then
+ local timer_callback = f
+ function f(current_time, timer_id)
+ local t = timer_callback(current_time, timer_id, param)
+ return t;
+ end
+ end
+ local id = timers:insert(f, time);
+ return id;
end
-- Run callbacks of expired timers
@@ -118,8 +123,8 @@ local function runtimers(next_delay, min_wait)
break;
end
- local _, timer = timers:pop();
- local ok, ret = pcall(timer[1], now, timer, timer[2]);
+ local _, timer, id = timers:pop();
+ local ok, ret = pcall(timer, now, id);
if ok and type(ret) == "number" then
local next_time = elapsed+ret;
timers:insert(timer, next_time);
@@ -259,14 +264,14 @@ end
function interface:setreadtimeout(t)
if t == false then
if self._readtimeout then
- self._readtimeout:close();
+ closetimer(self._readtimeout);
self._readtimeout = nil;
end
return
end
t = t or cfg.read_timeout;
if self._readtimeout then
- self._readtimeout:reschedule(t);
+ reschedule(self._readtimeout, t);
else
self._readtimeout = addtimer(t, function ()
if self:on("readtimeout") then
@@ -285,14 +290,14 @@ end
function interface:setwritetimeout(t)
if t == false then
if self._writetimeout then
- self._writetimeout:close();
+ closetimer(self._writetimeout);
self._writetimeout = nil;
end
return
end
t = t or cfg.send_timeout;
if self._writetimeout then
- self._writetimeout:reschedule(t);
+ reschedule(self._writetimeout, t);
else
self._writetimeout = addtimer(t, function ()
self:noise("Write timeout");
@@ -663,7 +668,8 @@ end
function interface:pausefor(t)
self:noise("Pause for %fs", t);
if self._pausefor then
- self._pausefor:close();
+ closetimer(self._pausefor);
+ self._pausefor = nil;
end
if t == false then return; end
self:set(false);