[hurd,commited] hurd: whitelist ld.so PLTs supposed to be avoided by rtld_hidden

Message ID 20180402214921.21520-1-samuel.thibault@ens-lyon.org
State New
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Series
  • [hurd,commited] hurd: whitelist ld.so PLTs supposed to be avoided by rtld_hidden
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Commit Message

Samuel Thibault April 2, 2018, 9:49 p.m.
* sysdeps/mach/hurd/localplt.data (ld.so): Add _dl_allocate_tls,
_dl_allocate_tls_init, _dl_exception_create, _dl_exception_create_format,
_dl_exception_free, _dl_find_dso_for_object, _dl_init_first, _dl_mcount,
___tls_get_addr, __tunable_get_val.
---
 sysdeps/mach/hurd/localplt.data | 12 ++++++++++++
 1 file changed, 12 insertions(+)

Patch

diff --git a/sysdeps/mach/hurd/localplt.data b/sysdeps/mach/hurd/localplt.data
index 2417b715d4..ca43cce323 100644
--- a/sysdeps/mach/hurd/localplt.data
+++ b/sysdeps/mach/hurd/localplt.data
@@ -39,3 +39,15 @@  ld.so: __getpid
 ld.so: abort
 ld.so: _hurd_intr_rpc_mach_msg
 ld.so: __errno_location
+# rtld_hidden is currently disabled to avoid having to special-case the
+# functions above which do need a PLT.  These are thus currently expected.
+ld.so: _dl_allocate_tls
+ld.so: _dl_allocate_tls_init
+ld.so: _dl_exception_create
+ld.so: _dl_exception_create_format
+ld.so: _dl_exception_free
+ld.so: _dl_find_dso_for_object
+ld.so: _dl_init_first
+ld.so: _dl_mcount
+ld.so: ___tls_get_addr
+ld.so: __tunable_get_val