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worker: use engine-provided deleter for SharedArrayBuffer
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#25307
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Store the full information we have on a given `SharedArrayBuffer`, and use the deleter provided by the JS engine to free the memory when that is needed. This fixes memory lifetime management for WASM buffers that are passed through a `MessageChannel` (e.g. between threads).
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Resume CI: https://ci.nodejs.org/job/node-test-pull-request/19907/ (:heavy_check_mark:) |
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Fwiw, I’ve extended the test a bit. (@devsnek I’ve also figured out that we can’t transfer New CI: https://ci.nodejs.org/job/node-test-pull-request/19915/ |
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Fixed the extended test on Windows. New CI: https://ci.nodejs.org/job/node-test-pull-request/19918/ |
Landed in 1f1a373 |
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Store the full information we have on a given `SharedArrayBuffer`, and use the deleter provided by the JS engine to free the memory when that is needed. This fixes memory lifetime management for WASM buffers that are passed through a `MessageChannel` (e.g. between threads). PR-URL: #25307 Reviewed-By: Gus Caplan <me@gus.host> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com>
addaleax
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Store the full information we have on a given `SharedArrayBuffer`, and use the deleter provided by the JS engine to free the memory when that is needed. This fixes memory lifetime management for WASM buffers that are passed through a `MessageChannel` (e.g. between threads). PR-URL: #25307 Reviewed-By: Gus Caplan <me@gus.host> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com>
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Store the full information we have on a given `SharedArrayBuffer`, and use the deleter provided by the JS engine to free the memory when that is needed. This fixes memory lifetime management for WASM buffers that are passed through a `MessageChannel` (e.g. between threads). PR-URL: nodejs#25307 Reviewed-By: Gus Caplan <me@gus.host> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com>
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Store the full information we have on a given `SharedArrayBuffer`, and use the deleter provided by the JS engine to free the memory when that is needed. This fixes memory lifetime management for WASM buffers that are passed through a `MessageChannel` (e.g. between threads). PR-URL: nodejs#25307 Reviewed-By: Gus Caplan <me@gus.host> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com>
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Thanks to @devsnek for reporting this and coming up with a test case!
Store the full information we have on a given
SharedArrayBuffer
,and use the deleter provided by the JS engine to free the memory
when that is needed.
This fixes memory lifetime management for WASM buffers that are
passed through a
MessageChannel
(e.g. between threads).Checklist
make -j4 test
(UNIX), orvcbuild test
(Windows) passes