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authorAdhemerval Zanella <adhemerval.zanella@linaro.org>2023-11-06 17:25:46 -0300
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2023-11-21 16:15:42 -0300
commit55f41ef8de4a4d0c5762d78659e11202d3c765d4 (patch)
tree205676e94304e4a3a43e3a4eee4e027986593f09 /sysdeps/ia64
parent4a133885a7c8ae7ebe34e36fcdb353f8e94c810f (diff)
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elf: Remove LD_PROFILE for static binaries
The _dl_non_dynamic_init does not parse LD_PROFILE, which does not
enable profile for dlopen objects.  Since dlopen is deprecated for
static objects, it is better to remove the support.

It also allows to trim down libc.a of profile support.

Checked on x86_64-linux-gnu.
Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
Diffstat (limited to 'sysdeps/ia64')
-rw-r--r--sysdeps/ia64/dl-machine.h10
-rw-r--r--sysdeps/ia64/dl-trampoline.S2
2 files changed, 8 insertions, 4 deletions
diff --git a/sysdeps/ia64/dl-machine.h b/sysdeps/ia64/dl-machine.h
index e1da3dadcb..3ef6b0ef4b 100644
--- a/sysdeps/ia64/dl-machine.h
+++ b/sysdeps/ia64/dl-machine.h
@@ -121,9 +121,8 @@ elf_machine_runtime_setup (struct link_map *l, struct r_scope_elem *scope[],
       reserve[0] = (Elf64_Addr) l;
 
       /* This function will be called to perform the relocation.  */
-      if (!profile)
-	doit = (Elf64_Addr) ELF_PTR_TO_FDESC (&_dl_runtime_resolve)->ip;
-      else
+#ifdef SHARED
+      if (__glibc_unlikely (profile))
 	{
 	  if (GLRO(dl_profile) != NULL
 	      && _dl_name_match_p (GLRO(dl_profile), l))
@@ -134,6 +133,11 @@ elf_machine_runtime_setup (struct link_map *l, struct r_scope_elem *scope[],
 	    }
 	  doit = (Elf64_Addr) ELF_PTR_TO_FDESC (&_dl_runtime_profile)->ip;
 	}
+      else
+#endif
+	{
+	  doit = (Elf64_Addr) ELF_PTR_TO_FDESC (&_dl_runtime_resolve)->ip;
+	}
 
       reserve[1] = doit;
       reserve[2] = gp;
diff --git a/sysdeps/ia64/dl-trampoline.S b/sysdeps/ia64/dl-trampoline.S
index 54b33c8c02..10d8432c8f 100644
--- a/sysdeps/ia64/dl-trampoline.S
+++ b/sysdeps/ia64/dl-trampoline.S
@@ -188,7 +188,7 @@ END(_dl_runtime_resolve)
 #define PLTENTER_FRAME_SIZE (4*8 + 8*8 + 8*16 + 2*8 + 16)
 #define PLTEXIT_FRAME_SIZE (PLTENTER_FRAME_SIZE + 4*8 + 8*16)
 
-#ifndef PROF
+#if !defined PROF && defined SHARED
 ENTRY(_dl_runtime_profile)
 	{ .mii
 	  .prologue