Reword description of memory leak cycle #1886
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b and a are both dropped, the important point is that their reference counts do not go to 0, so the memory can not be collected. Signed-off-by: mulhern <amulhern@redhat.com>
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Related is #1855, I'd like to incorporate the updated image there as part of merging this, but I'm just going through a triage pass right now. Will come back to this later. |
Adeleet
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Feb 6, 2020
carols10cents
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Dec 10, 2020
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I've merged this, made some additional edits, and updated the diagram to fix #1855. Thanks! |
GuillaumeGomez
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Dec 22, 2020
Update books ## nomicon 2 commits in d8383b65f7948c2ca19191b3b4bd709b403aaf45..a5a48441d411f61556b57d762b03d6874afe575d 2020-11-22 10:24:42 -0500 to 2020-12-06 10:39:41 +0900 - Update atomics.md (rust-lang/nomicon#249) - Rename `AllocRef` to `Allocator` and `(de)alloc` to `(de)allocate` (rust-lang/nomicon#248) ## reference 2 commits in a8afdca5d0715b2257b6f8b9a032fd4dd7dae855..b278478b766178491a8b6f67afa4bcd6b64d977a 2020-11-30 06:44:46 -0800 to 2020-12-21 18:18:03 -0800 - Update unions for safe ManuallyDrop assignment. (rust-lang/reference#912) - Removing ambiguity in type-layout.md (rust-lang/reference#911) ## book 25 commits in a190438d77d28041f24da4f6592e287fab073a61..5bb44f8b5b0aa105c8b22602e9b18800484afa21 2020-11-16 10:44:08 -0600 to 2020-12-18 20:07:31 -0500 - Make some further edits to rust-lang/book#2447 - Merge remote-tracking branch 'origin/pr/2447' - Remove copied and dangling link brackets - Merge remote-tracking branch 'origin/pr/2359' - Override toolchain to nightly for run lints action. (rust-lang/book#2528) - Remove an uneeded 'static lifetime (rust-lang/book#1752) - Fixes rust-lang/book#2330. Clarify why the lock is held too long - Update paragraph about rustfmt in Chapter 1.2 (rust-lang/book#2304) - Clarify language around further from rust-lang/book#2418 - Merge remote-tracking branch 'origin/pr/2418' - Merge remote-tracking branch 'origin/pr/2475' - Add some further edits to rust-lang/book#2433 - Merge remote-tracking branch 'origin/pr/2433' - Note all the method families to handle integer overflow - Merge remote-tracking branch 'origin/pr/2405' - Fix rust-lang/book#1855 - incorporate new reference cycle diagram - Make some further edits to the changes in rust-lang/book#1886 - Merge remote-tracking branch 'origin/pr/1886' - Make some further edits to rust-lang/book#1998 - Merge remote-tracking branch 'origin/pr/1998' - Update Rust version and output (rust-lang/book#2518) - Fix typo, regarding privileged ports being up to 1023 instead of 1024 (rust-lang/book#2509) - Change "appendixes" to "appendices" in intro. (rust-lang/book#2498) - Update 16-11 to use method call expression for `clone` (rust-lang/book#2511) - Correct chapter 20 final listing (rust-lang/book#2516) ## rust-by-example 7 commits in 236c734a2cb323541b3394f98682cb981b9ec086..1cce0737d6a7d3ceafb139b4a206861fb1dcb2ab 2020-11-30 14:05:49 -0300 to 2020-12-21 17:36:29 -0300 - Add book.description in book.toml (rust-lang/rust-by-example#1397) - Simplify the call of filter_map (rust-lang/rust-by-example#1396) - Update README.md (rust-lang/rust-by-example#1382) - Add missing main function in static life time example. (rust-lang/rust-by-example#1383) - Clarify first matching arm and all possible values (rust-lang/rust-by-example#1395) - Clarify distinction between for iter and into_iter (rust-lang/rust-by-example#1394) - Drop extern crate (rust-lang/rust-by-example#1393)
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b and a are both dropped, the important point is that their reference counts
do not go to 0, so the memory can not be collected.
Signed-off-by: mulhern amulhern@redhat.com