tools/profiler/ProfilerIOInterposeObserver.cpp

Tue, 06 Jan 2015 21:39:09 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Tue, 06 Jan 2015 21:39:09 +0100
branch
TOR_BUG_9701
changeset 8
97036ab72558
permissions
-rw-r--r--

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

michael@0 1 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 2 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 4
michael@0 5 #include "GeckoProfiler.h"
michael@0 6 #include "ProfilerIOInterposeObserver.h"
michael@0 7 #include "ProfilerMarkers.h"
michael@0 8
michael@0 9 using namespace mozilla;
michael@0 10
michael@0 11 void ProfilerIOInterposeObserver::Observe(Observation& aObservation)
michael@0 12 {
michael@0 13 if (!IsMainThread()) {
michael@0 14 return;
michael@0 15 }
michael@0 16
michael@0 17 ProfilerBacktrace* stack = profiler_get_backtrace();
michael@0 18
michael@0 19 nsCString filename;
michael@0 20 if (aObservation.Filename()) {
michael@0 21 filename = NS_ConvertUTF16toUTF8(aObservation.Filename());
michael@0 22 }
michael@0 23
michael@0 24 IOMarkerPayload* markerPayload = new IOMarkerPayload(aObservation.Reference(),
michael@0 25 filename.get(),
michael@0 26 aObservation.Start(),
michael@0 27 aObservation.End(),
michael@0 28 stack);
michael@0 29 PROFILER_MARKER_PAYLOAD(aObservation.ObservedOperationString(), markerPayload);
michael@0 30 }

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