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Run script in its own thread to avoid starving other tasks

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This commit is contained in:
Brian Anderson 2013-10-01 15:43:45 -07:00
parent 5fc5542590
commit 38ea00074c
1 changed files with 10 additions and 5 deletions
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15
src/components/script/script_task.rs
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@ -25,11 +25,12 @@ use servo_msg::constellation_msg::{PipelineId, SubpageId};
use servo_msg::constellation_msg::{LoadIframeUrlMsg, IFrameSandboxed, IFrameUnsandboxed};
use servo_msg::constellation_msg;
use std::cell::Cell;
use std::comm;
use std::comm::{Port, SharedChan};
use std::io::read_whole_file;
use std::ptr;
use std::task::spawn_with;
use std::task::{spawn_sched, SingleThreaded};
use std::util::replace;
use dom::window::TimerData;
use geom::size::Size2D;
@ -449,10 +450,14 @@ impl ScriptTask {
resource_task: ResourceTask,
image_cache_task: ImageCacheTask,
initial_size: Future<Size2D<uint>>) {
do spawn_with((compositor, layout_chan, port, chan, constellation_chan,
resource_task, image_cache_task, initial_size))
|(compositor, layout_chan, port, chan, constellation_chan,
resource_task, image_cache_task, initial_size)| {
let parms = Cell::new((compositor, layout_chan, port, chan, constellation_chan,
resource_task, image_cache_task, initial_size));
// Since SpiderMonkey is blocking it needs to run in its own thread.
// If we don't do this then we'll just end up with a bunch of SpiderMonkeys
// starving all the other tasks.
do spawn_sched(SingleThreaded) {
let (compositor, layout_chan, port, chan, constellation_chan,
resource_task, image_cache_task, initial_size) = parms.take();
let script_task = ScriptTask::new(id,
@compositor as @ScriptListener,
layout_chan,