git: 299617496cc3 - main - amd64: Allocate TCB with alignment of 16 rather than 8.
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Date: Thu, 09 Dec 2021 21:23:42 UTC
The branch main has been updated by jhb:
URL: https://cgit.FreeBSD.org/src/commit/?id=299617496cc3c525a63833894fd8dbdc4e5de6a7
commit 299617496cc3c525a63833894fd8dbdc4e5de6a7
Author: John Baldwin <jhb@FreeBSD.org>
AuthorDate: 2021-12-09 21:16:45 +0000
Commit: John Baldwin <jhb@FreeBSD.org>
CommitDate: 2021-12-09 21:16:45 +0000
amd64: Allocate TCB with alignment of 16 rather than 8.
This matches the TLS_TCB_ALIGN definition in libc.
Reviewed by: kib, jrtc27
Sponsored by: The University of Cambridge, Google Inc.
Differential Revision: https://reviews.freebsd.org/D33349
---
libexec/rtld-elf/amd64/reloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libexec/rtld-elf/amd64/reloc.c b/libexec/rtld-elf/amd64/reloc.c
index 1fec863c063b..62547f1bb4a2 100644
--- a/libexec/rtld-elf/amd64/reloc.c
+++ b/libexec/rtld-elf/amd64/reloc.c
@@ -530,7 +530,7 @@ allocate_initial_tls(Obj_Entry *objs)
*/
tls_static_space = tls_last_offset + RTLD_STATIC_TLS_EXTRA;
- addr = allocate_tls(objs, 0, 3 * sizeof(Elf_Addr), sizeof(Elf_Addr));
+ addr = allocate_tls(objs, 0, 3 * sizeof(Elf_Addr), 16);
if (__getosreldate() >= P_OSREL_WRFSBASE &&
(cpu_stdext_feature & CPUID_STDEXT_FSGSBASE) != 0)
wrfsbase((uintptr_t)addr);