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authorFlorian Weimer <fweimer@redhat.com>2021-12-03 16:28:07 +0100
committerFlorian Weimer <fweimer@redhat.com>2021-12-03 20:43:31 +0100
commit23c77f60181eb549f11ec2f913b4270af29eee38 (patch)
tree9436a2b96bea5e71e47306bb5b85eeb7f13992c1 /sysdeps/arc
parent0656b649c56ea51cceb86e94842d89946cee919b (diff)
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nptl: Increase default TCB alignment to 32
rseq support will use a 32-byte aligned field in struct pthread,
so the whole struct needs to have at least that alignment.

nptl/tst-tls3mod.c uses TCB_ALIGNMENT, therefore include <descr.h>
to obtain the fallback definition.

Reviewed-by: H.J. Lu <hjl.tools@gmail.com>
Diffstat (limited to 'sysdeps/arc')
-rw-r--r--sysdeps/arc/nptl/pthreaddef.h3
1 files changed, 0 insertions, 3 deletions
diff --git a/sysdeps/arc/nptl/pthreaddef.h b/sysdeps/arc/nptl/pthreaddef.h
index 873b9d149a..d4dbe9e079 100644
--- a/sysdeps/arc/nptl/pthreaddef.h
+++ b/sysdeps/arc/nptl/pthreaddef.h
@@ -28,8 +28,5 @@
 /* Minimal stack size after allocating thread descriptor and guard size.  */
 #define MINIMAL_REST_STACK	2048
 
-/* Alignment requirement for TCB.  */
-#define TCB_ALIGNMENT		4
-
 /* Location of current stack frame.  */
 #define CURRENT_STACK_FRAME	__builtin_frame_address (0)