[PATCH v3 0/9] objtool/klp: sympos/module/alternative/etc fixes

Josh Poimboeuf <[email protected]>
Newsgroups org.kernel.vger.live-patching,org.kernel.vger.linux-kernel
Message-ID <[email protected]>
v3:
- remove "size = 0" and add comments to create_fake_symbols()
- add patches 8 & 9

v2: https://lore.kernel.org/[email protected]
- rebased on tip/master (first 6 patches were merged)
- dropped original patches 7-8 (will post followup)
- added .klp.symid fix

v1: https://lore.kernel.org/[email protected]

This consolidates fixes for the klp-build issues reported by Joe over
the last several weeks, plus some more things I found while
testing/reviewing.

Joe Lawrence (1):
  objtool/klp: Allow new references to module exports

Josh Poimboeuf (8):
  objtool/klp: Fix vmlinux .klp.symid link error for .no_trim_symbol
    symbols
  objtool/klp: Fix size of empty special section entries
  objtool/klp: Ignore replacement offset of empty x86 alternatives
  objtool/klp: Explicitly disallow patching or referencing init
    code/data
  objtool/klp: Fix cross-module klp relocation section naming
  objtool/klp: Don't match local symbols against exports
  objtool/klp: Fix relocations for EXPORT_SYMBOL_FOR_MODULES() symbols
  objtool/klp: Fix line numbers in Module.symvers parse errors

 tools/objtool/arch/x86/special.c        |  27 ++++++
 tools/objtool/include/objtool/klp.h     |  10 ++-
 tools/objtool/include/objtool/special.h |   7 ++
 tools/objtool/klp-diff.c                | 106 ++++++++++++++++++++----
 tools/objtool/klp-post-link.c           |  53 +++++++-----
 tools/objtool/klp-symid.c               |   1 +
 tools/objtool/klp-sympos.c              |  10 +++
 7 files changed, 175 insertions(+), 39 deletions(-)

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2.54.0
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