[hurd,commited,8/8] hurd: Whitelist PLT refs which are difficult to avoid

Message ID 20180616010627.29577-8-samuel.thibault@ens-lyon.org
State New
Headers show
Series
  • [hurd,commited,1/8] hurd: avoid PLT ref between sendfile and sendfile64
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Commit Message

Samuel Thibault June 16, 2018, 1:06 a.m.
* sysdeps/mach/hurd/localplt.data (siglongjmp, longjmp,
	__libc_lseek64, _IO_funlockfile): Whitelist PLT references.
---
 ChangeLog                       | 2 ++
 sysdeps/mach/hurd/localplt.data | 8 ++++++++
 2 files changed, 10 insertions(+)

-- 
2.17.1

Patch

diff --git a/ChangeLog b/ChangeLog
index 8c4b6ccd2f..2fc3a71c21 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -29,6 +29,8 @@ 
 	* sysdeps/mach/include/mach/mach_traps.h (__mach_reply_port,
 	__mach_thread_self, __mach_task_self, __mach_host_self, __swtch,
 	__swtch_pri, __thread_switch, __evc_wait): Add hidden prototypes.
+	* sysdeps/mach/hurd/localplt.data (siglongjmp, longjmp,
+	__libc_lseek64, _IO_funlockfile): Whitelist PLT references.
 
 2018-06-15  Joseph Myers  <joseph@codesourcery.com>
 
diff --git a/sysdeps/mach/hurd/localplt.data b/sysdeps/mach/hurd/localplt.data
index 58d119e3b9..a1f1ae626a 100644
--- a/sysdeps/mach/hurd/localplt.data
+++ b/sysdeps/mach/hurd/localplt.data
@@ -52,3 +52,11 @@  ld.so: _dl_init_first
 ld.so: _dl_mcount
 ld.so: ___tls_get_addr
 ld.so: __tunable_get_val
+
+# These should ideally be avoided, but is currently difficult
+libc.so: siglongjmp ?
+libc.so: longjmp ?
+# This is from lseek.c
+libc.so: __libc_lseek64 ?
+# This is through cleanup_region_start from vfprintf.c
+libc.so: _IO_funlockfile ?