std: use 64-bit clock_nanosleep on GNU/Linux if available#151403
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rust-bors[bot] merged 1 commit intorust-lang:mainfrom Jan 25, 2026
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std: use 64-bit clock_nanosleep on GNU/Linux if available#151403rust-bors[bot] merged 1 commit intorust-lang:mainfrom
clock_nanosleep on GNU/Linux if available#151403rust-bors[bot] merged 1 commit intorust-lang:mainfrom
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The Miri subtree was changed cc @rust-lang/miri |
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rustbot has assigned @Mark-Simulacrum. Use |
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clock_nanosleep on Linux if availableclock_nanosleep on GNU/Linux if available
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Rollup of 11 pull requests Successful merges: - #149962 (Promote powerpc64-unknown-linux-musl to tier 2 with host tools) - #150138 (Add new Tier 3 targets for ARMv6) - #150905 (Fix(lib/win/net): Remove hostname support under Win7) - #151094 (remote-test-server: Fix compilation on UEFI targets) - #151346 (add `simd_splat` intrinsic) - #151353 (compiletest: Make `aux-crate` directive explicitly handle `--extern` modifiers) - #151538 (std: `sleep_until` on Motor and VEX) - #151098 (Add Korean translation to Rust By Example) - #151157 (Extend build-manifest local test guide) - #151403 (std: use 64-bit `clock_nanosleep` on GNU/Linux if available) - #151571 (Fix cstring-merging test for Hexagon target)
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Rollup merge of #151403 - joboet:clock_nanosleep_time64, r=Mark-Simulacrum std: use 64-bit `clock_nanosleep` on GNU/Linux if available glibc 2.31 added support for both 64-bit `clock_gettime` and 64-bit `clock_nanosleep`. Thus, if [`__clock_nanosleep_time64`](https://sourceware.org/git/?p=glibc.git;a=blob;f=include/time.h;h=22b29ca583549488a0e5395cb820f55ec6e38e5f;hb=e14a91e59d35bf2fa649a9726ccce838b8c6e4b7#l322) and the underlying syscall are available, use them for implementing `sleep_until` to avoid having to fall back to `nanosleep` for long-duration sleeps.
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Rollup of 11 pull requests Successful merges: - rust-lang/rust#149962 (Promote powerpc64-unknown-linux-musl to tier 2 with host tools) - rust-lang/rust#150138 (Add new Tier 3 targets for ARMv6) - rust-lang/rust#150905 (Fix(lib/win/net): Remove hostname support under Win7) - rust-lang/rust#151094 (remote-test-server: Fix compilation on UEFI targets) - rust-lang/rust#151346 (add `simd_splat` intrinsic) - rust-lang/rust#151353 (compiletest: Make `aux-crate` directive explicitly handle `--extern` modifiers) - rust-lang/rust#151538 (std: `sleep_until` on Motor and VEX) - rust-lang/rust#151098 (Add Korean translation to Rust By Example) - rust-lang/rust#151157 (Extend build-manifest local test guide) - rust-lang/rust#151403 (std: use 64-bit `clock_nanosleep` on GNU/Linux if available) - rust-lang/rust#151571 (Fix cstring-merging test for Hexagon target)
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Rollup of 11 pull requests Successful merges: - rust-lang/rust#149962 (Promote powerpc64-unknown-linux-musl to tier 2 with host tools) - rust-lang/rust#150138 (Add new Tier 3 targets for ARMv6) - rust-lang/rust#150905 (Fix(lib/win/net): Remove hostname support under Win7) - rust-lang/rust#151094 (remote-test-server: Fix compilation on UEFI targets) - rust-lang/rust#151346 (add `simd_splat` intrinsic) - rust-lang/rust#151353 (compiletest: Make `aux-crate` directive explicitly handle `--extern` modifiers) - rust-lang/rust#151538 (std: `sleep_until` on Motor and VEX) - rust-lang/rust#151098 (Add Korean translation to Rust By Example) - rust-lang/rust#151157 (Extend build-manifest local test guide) - rust-lang/rust#151403 (std: use 64-bit `clock_nanosleep` on GNU/Linux if available) - rust-lang/rust#151571 (Fix cstring-merging test for Hexagon target)
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Rollup of 11 pull requests Successful merges: - rust-lang/rust#149962 (Promote powerpc64-unknown-linux-musl to tier 2 with host tools) - rust-lang/rust#150138 (Add new Tier 3 targets for ARMv6) - rust-lang/rust#150905 (Fix(lib/win/net): Remove hostname support under Win7) - rust-lang/rust#151094 (remote-test-server: Fix compilation on UEFI targets) - rust-lang/rust#151346 (add `simd_splat` intrinsic) - rust-lang/rust#151353 (compiletest: Make `aux-crate` directive explicitly handle `--extern` modifiers) - rust-lang/rust#151538 (std: `sleep_until` on Motor and VEX) - rust-lang/rust#151098 (Add Korean translation to Rust By Example) - rust-lang/rust#151157 (Extend build-manifest local test guide) - rust-lang/rust#151403 (std: use 64-bit `clock_nanosleep` on GNU/Linux if available) - rust-lang/rust#151571 (Fix cstring-merging test for Hexagon target)
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glibc 2.31 added support for both 64-bit
clock_gettimeand 64-bitclock_nanosleep. Thus, if__clock_nanosleep_time64and the underlying syscall are available, use them for implementingsleep_untilto avoid having to fall back tonanosleepfor long-duration sleeps.