Date: Mon, 10 Jan 2022 17:18:15 GMT From: Warner Losh <imp@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 479ef15dfd9f - main - libc: Teak comment about mips Message-ID: <202201101718.20AHIFGx095889@gitrepo.freebsd.org>
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The branch main has been updated by imp: URL: https://cgit.FreeBSD.org/src/commit/?id=479ef15dfd9f0f7934094a05f80d02f44eb046cc commit 479ef15dfd9f0f7934094a05f80d02f44eb046cc Author: Warner Losh <imp@FreeBSD.org> AuthorDate: 2022-01-10 17:14:12 +0000 Commit: Warner Losh <imp@FreeBSD.org> CommitDate: 2022-01-10 17:15:15 +0000 libc: Teak comment about mips Remove mips from the list of machines using TLS variant I and reformat paragraph. No functional change intended. Sponsored by: Netflix --- lib/libc/gen/tls.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/lib/libc/gen/tls.c b/lib/libc/gen/tls.c index d75b883b68db..5ceaf439d839 100644 --- a/lib/libc/gen/tls.c +++ b/lib/libc/gen/tls.c @@ -148,11 +148,11 @@ libc_free_aligned(void *ptr) * Note: for Local Exec TLS Model, the offsets from TP (TCB in this case) to * TLS variables are computed by linker, so we cannot overalign TLS section. * - * - MIPS, PowerPC and RISC-V use modified version of variant I, - * described in [3] where TP points (with bias) to TLS and TCB immediately - * precedes TLS without any alignment gap[4]. Only TLS should be aligned. - * The TCB[0] points to DTV vector and DTV values are biased by constant - * value (TLS_DTV_OFFSET) from real addresses[5]. + * - PowerPC and RISC-V use modified version of variant I, described in [3] + * where TP points (with bias) to TLS and TCB immediately precedes TLS without + * any alignment gap[4]. Only TLS should be aligned. The TCB[0] points to DTV + * vector and DTV values are biased by constant value (TLS_DTV_OFFSET) from + * real addresses[5]. * * [1] Ulrich Drepper: ELF Handling for Thread-Local Storage * www.akkadia.org/drepper/tls.pdf
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