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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/alpha
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/alpha')
-rw-r--r--sysdeps/alpha/dl-machine.h15
1 files changed, 0 insertions, 15 deletions
diff --git a/sysdeps/alpha/dl-machine.h b/sysdeps/alpha/dl-machine.h
index 47cfefdc31..30fc790e88 100644
--- a/sysdeps/alpha/dl-machine.h
+++ b/sysdeps/alpha/dl-machine.h
@@ -423,23 +423,8 @@ elf_machine_rela (struct link_map *map, struct r_scope_elem *scope[],
 
       if (r_type == R_ALPHA_GLOB_DAT)
 	*reloc_addr = sym_value;
-#ifdef RESOLVE_CONFLICT_FIND_MAP
-      /* In .gnu.conflict section, R_ALPHA_JMP_SLOT relocations have
-	 R_ALPHA_JMP_SLOT in lower 8 bits and the remaining 24 bits
-	 are .rela.plt index.  */
-      else if ((r_type & 0xff) == R_ALPHA_JMP_SLOT)
-	{
-	  /* elf_machine_fixup_plt needs the map reloc_addr points into,
-	     while in _dl_resolve_conflicts map is _dl_loaded.  */
-	  RESOLVE_CONFLICT_FIND_MAP (map, reloc_addr);
-	  reloc = ((const Elf64_Rela *) D_PTR (map, l_info[DT_JMPREL]))
-		  + (r_type >> 8);
-	  elf_machine_fixup_plt (map, 0, 0, 0, reloc, reloc_addr, sym_value);
-	}
-#else
       else if (r_type == R_ALPHA_JMP_SLOT)
 	elf_machine_fixup_plt (map, 0, 0, 0, reloc, reloc_addr, sym_value);
-#endif
 #ifndef RTLD_BOOTSTRAP
       else if (r_type == R_ALPHA_REFQUAD)
 	{