Date: Mon, 16 Aug 2021 10:56:16 GMT From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 300e08933e80 - main - libc tls: use TLS_DTV_OFFSET defined by rtld.h Message-ID: <202108161056.17GAuG9B017072@gitrepo.freebsd.org>
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The branch main has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=300e08933e80e9fce02d0d2f7a64e3ad27e4ce8e commit 300e08933e80e9fce02d0d2f7a64e3ad27e4ce8e Author: Konstantin Belousov <kib@FreeBSD.org> AuthorDate: 2021-08-15 02:14:26 +0000 Commit: Konstantin Belousov <kib@FreeBSD.org> CommitDate: 2021-08-16 10:55:35 +0000 libc tls: use TLS_DTV_OFFSET defined by rtld.h Sponsored by: The FreeBSD Foundation MFC after: 1 week Differential revision: https://reviews.freebsd.org/D31541 --- lib/libc/gen/tls.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) diff --git a/lib/libc/gen/tls.c b/lib/libc/gen/tls.c index b5f5dfd4d315..d90aac028b88 100644 --- a/lib/libc/gen/tls.c +++ b/lib/libc/gen/tls.c @@ -81,12 +81,6 @@ void __libc_free_tls(void *tls, size_t tcbsize, size_t tcbalign); #error TLS_TCB_ALIGN undefined for target architecture #endif -#if defined(__mips__) || defined(__powerpc__) || defined(__riscv) -#define DTV_OFFSET 0x8000 -#else -#define DTV_OFFSET 0 -#endif - #ifndef PIC static size_t libc_tls_static_space; @@ -289,7 +283,7 @@ __libc_allocate_tls(void *oldtcb, size_t tcbsize, size_t tcbalign) /* Adjust the DTV. */ dtv = tcb[0]; - dtv[2] = (Elf_Addr)(tls + DTV_OFFSET); + dtv[2] = (Elf_Addr)(tls + TLS_DTV_OFFSET); } else { dtv = __je_bootstrap_malloc(3 * sizeof(Elf_Addr)); if (dtv == NULL) { @@ -300,7 +294,7 @@ __libc_allocate_tls(void *oldtcb, size_t tcbsize, size_t tcbalign) tcb[0] = dtv; dtv[0] = 1; /* Generation. */ dtv[1] = 1; /* Segments count. */ - dtv[2] = (Elf_Addr)(tls + DTV_OFFSET); + dtv[2] = (Elf_Addr)(tls + TLS_DTV_OFFSET); if (libc_tls_init_size > 0) memcpy(tls, libc_tls_init, libc_tls_init_size);
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