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authorPaul Pluzhnikov <ppluzhnikov@google.com>2013-12-18 16:24:19 -0800
committerPaul Pluzhnikov <ppluzhnikov@google.com>2013-12-18 16:24:19 -0800
commit35e8f7ab94c910659de9d507aa0f3e1f8973d914 (patch)
treefca3c69ec2085dbeee15673472350c9067ddf4f7 /elf/Versions
parent69a17d9d245dc3551792e95e1823cc2d877592f3 (diff)
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Patch 3/4 of the effort to make TLS access async-signal-safe.
Factor out _dl_clear_dtv.

2013-12-18  Andrew Hunter  <ahh@google.com>

	* elf/Versions (ld): Add _dl_clear_dtv.
	* sysdeps/generic/ldsodefs.h (_dl_clear_dtv): New prototype.
	* elf/dl-tls.c (_dl_clear_dtv): New function.
	* nptl/allocatestack.c (get_cached_stack): Call _dl_clear_dtv.
Diffstat (limited to 'elf/Versions')
-rw-r--r--elf/Versions1
1 files changed, 1 insertions, 0 deletions
diff --git a/elf/Versions b/elf/Versions
index 238399232d..01b7a59d5e 100644
--- a/elf/Versions
+++ b/elf/Versions
@@ -53,6 +53,7 @@ ld {
     _dl_allocate_tls; _dl_allocate_tls_init;
     _dl_argv; _dl_find_dso_for_object; _dl_get_tls_static_info;
     _dl_deallocate_tls; _dl_make_stack_executable; _dl_out_of_memory;
+    _dl_clear_dtv;
     _dl_rtld_di_serinfo; _dl_starting_up; _dl_tls_setup;
     _rtld_global; _rtld_global_ro;