Auto merge of #100581 - joboet:sync_rwlock_everywhere, r=thomcc

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std: use `sync::RwLock` for internal statics

Since `sync::RwLock` is now `const`-constructible, it can be used for internal statics, removing the need for `sys_common::StaticRwLock`. This adds some extra allocations on platforms which need to box their locks (currently SGX and some UNIX), but these will become unnecessary with the lock improvements tracked in #93740.

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bors 2022-09-20 22:00:08 +00:00

parent ef256e6869 d60b555933

commit 7cc924cd4b

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