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authorAdhemerval Zanella <adhemerval.zanella@linaro.org>2022-01-13 17:58:00 -0300
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2022-02-10 09:16:12 -0300
commit6628c742b2c16e785d3c884d9deeda5adb30ca12 (patch)
tree493580e40aef171896584e1d3d32bbe14c15140b /sysdeps/arm
parent8c8510ab2790039e58995ef3a22309582413d3ff (diff)
downloadglibc-6628c742b2c16e785d3c884d9deeda5adb30ca12.tar.gz
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elf: Remove prelink support
Prelinked binaries and libraries still work, the dynamic tags
DT_GNU_PRELINKED, DT_GNU_LIBLIST, DT_GNU_CONFLICT just ignored
(meaning the process is reallocated as default).

The loader environment variable TRACE_PRELINKING is also removed,
since it used solely on prelink.

Checked on x86_64-linux-gnu, i686-linux-gnu, and aarch64-linux-gnu.

Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
Diffstat (limited to 'sysdeps/arm')
-rw-r--r--sysdeps/arm/dl-machine.h4
1 files changed, 0 insertions, 4 deletions
diff --git a/sysdeps/arm/dl-machine.h b/sysdeps/arm/dl-machine.h
index 68dcb96d9d..94f41c65cb 100644
--- a/sysdeps/arm/dl-machine.h
+++ b/sysdeps/arm/dl-machine.h
@@ -521,9 +521,7 @@ elf_machine_rela (struct link_map *map, struct r_scope_elem *scope[],
     return;
   else
     {
-# ifndef RESOLVE_CONFLICT_FIND_MAP
       const Elf32_Sym *const refsym = sym;
-# endif
       struct link_map *sym_map = RESOLVE_MAP (map, scope, &sym, version, r_type);
       Elf32_Addr value = SYMBOL_ADDRESS (sym_map, sym, true);
 
@@ -535,7 +533,6 @@ elf_machine_rela (struct link_map *map, struct r_scope_elem *scope[],
 
       switch (r_type)
 	{
-#  ifndef RESOLVE_CONFLICT_FIND_MAP
 	  /* Not needed for dl-conflict.c.  */
 	case R_ARM_COPY:
 	  if (sym == NULL)
@@ -555,7 +552,6 @@ elf_machine_rela (struct link_map *map, struct r_scope_elem *scope[],
 	  memcpy (reloc_addr_arg, (void *) value,
 		  MIN (sym->st_size, refsym->st_size));
 	  break;
-#  endif /* !RESOLVE_CONFLICT_FIND_MAP */
 	case R_ARM_GLOB_DAT:
 	case R_ARM_JUMP_SLOT:
 	case R_ARM_ABS32: