glibc/elf/tst-ro-dynamic-mod.map
H.J. Lu b413280cfb ld.so: Replace DL_RO_DYN_SECTION with dl_relocate_ld [BZ #28340]
We can't relocate entries in dynamic section if it is readonly:

1. Add a l_ld_readonly field to struct link_map to indicate if dynamic
section is readonly and set it based on p_flags of PT_DYNAMIC segment.
2. Replace DL_RO_DYN_SECTION with dl_relocate_ld to decide if dynamic
section should be relocated.
3. Remove DL_RO_DYN_TEMP_CNT.
4. Don't use a static dynamic section to make readonly dynamic section
in vDSO writable.
5. Remove the temp argument from elf_get_dynamic_info.

This fixes BZ #28340.

Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
2021-09-22 11:12:43 -07:00

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SECTIONS
{
. = SIZEOF_HEADERS;
.dynamic : { *(.dynamic) } :text :dynamic
.rodata : { *(.data*) *(.bss*) } :text
/DISCARD/ : {
*(.note.gnu.property)
}
.note : { *(.note.*) } :text :note
}
PHDRS
{
text PT_LOAD FLAGS(5) FILEHDR PHDRS;
dynamic PT_DYNAMIC FLAGS(4);
note PT_NOTE FLAGS(4);
}