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Guard the service protocol's global handlers list with a reader/writer lock (#6888) #6895

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merged 1 commit into from
Nov 18, 2018

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The service protocol holds the lock while waiting for completion of service
RPC tasks. These tasks (specifically hot restart/RunInView) may need to
modify a handler's description data.

Task execution and ServiceProtocol::SetHandlerDescription will obtain a shared
lock to make this possible. AddHandler and RemoveHandler will obtain an
exclusive lock in order to guard against a handler being deleted while a
service task is running.

…r lock (flutter#6888)

The service protocol holds the lock while waiting for completion of service
RPC tasks.  These tasks (specifically hot restart/RunInView) may need to
modify a handler's description data.

Task execution and ServiceProtocol::SetHandlerDescription will obtain a shared
lock to make this possible.  AddHandler and RemoveHandler will obtain an
exclusive lock in order to guard against a handler being deleted while a
service task is running.
@tvolkert tvolkert merged commit fd0911c into flutter:master Nov 18, 2018
tvolkert added a commit that referenced this pull request Nov 18, 2018
engine-flutter-autoroll added a commit to engine-flutter-autoroll/flutter that referenced this pull request Nov 18, 2018
aam added a commit to aam/engine that referenced this pull request Nov 18, 2018
…h a reader/writer lock (flutter#6888) flutter#6895" (flutter#6899)"

This reverts commit b6e9375 and applies fix for tests on Windows.
aam added a commit that referenced this pull request Nov 18, 2018
…r lock. (#6900)

* Revert "Revert "Guard the service protocol's global handlers list with a reader/writer lock (#6888) #6895" (#6899)"

This reverts commit b6e9375 and applies fix for tests on Windows.

* Reland guard the service protocol's global handlers list with a reader/writer lock.

* Remove blank line
engine-flutter-autoroll added a commit to engine-flutter-autoroll/flutter that referenced this pull request Nov 18, 2018
engine-flutter-autoroll added a commit to flutter/flutter that referenced this pull request Nov 19, 2018
flutter/engine@c02dd8f...cebde43

git log c02dd8f..cebde43 --no-merges --oneline
cebde43 Guard the service protocol's global handlers list with a reader/writer lock. (flutter/engine#6900)
b6e9375 Revert "Guard the service protocol's global handlers list with a reader/writer lock (#6888) #6895" (flutter/engine#6899)
b44b94e Roll src/third_party/skia 66b91e4afb88..def9bcecd994 (1 commits) (flutter/engine#6898)
25db6e0 Roll src/third_party/skia d017e5138c57..66b91e4afb88 (1 commits) (flutter/engine#6897)
fd0911c Guard the service protocol's global handlers list with a reader/writer lock (#6888) (flutter/engine#6895)
fffcce4 Roll src/third_party/skia 1bfdd1adfa22..d017e5138c57 (1 commits) (flutter/engine#6896)
a01c82e Roll src/third_party/skia 7e9ea391cfce..1bfdd1adfa22 (1 commits) (flutter/engine#6894)
9ba5561 Revert "Guard the service protocol's global handlers list with a reader/writer lock (#6888)" (flutter/engine#6893)
517e525 Roll src/third_party/skia 73b4a1f57254..7e9ea391cfce (1 commits) (flutter/engine#6892)
9352360 Guard the service protocol's global handlers list with a reader/writer lock (flutter/engine#6888)
9296d80 Roll src/third_party/skia 7fb30f11a055..73b4a1f57254 (3 commits) (flutter/engine#6891)
93cbf60 Roll src/third_party/skia 281224020a57..7fb30f11a055 (1 commits) (flutter/engine#6889)
aa9793f Roll src/third_party/skia a2187bf7629a..281224020a57 (5 commits) (flutter/engine#6887)
3978f07 Keep a copy of each engine's description that can be accessed outside the engine's UI thread (flutter/engine#6885)
0870e37 Roll src/third_party/skia 3b155a77c370..a2187bf7629a (11 commits) (flutter/engine#6884)


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4 participants