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| author | Sami Tolvanen <samitolvanen@google.com> | 2020-04-22 00:08:43 +0200 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2020-05-15 10:35:13 +0200 |
| commit | 6b5dd716da8fc3aba65e6b7d992dea0cee2f9528 (patch) | |
| tree | 2e5c1e4a8ad1c0d6619a30a476b76bc28de29cec /arch/x86 | |
| parent | objtool: use gelf_getsymshndx to handle >64k sections (diff) | |
| download | linux-6b5dd716da8fc3aba65e6b7d992dea0cee2f9528.tar.xz linux-6b5dd716da8fc3aba65e6b7d992dea0cee2f9528.zip | |
objtool: optimize add_dead_ends for split sections
Instead of iterating through all instructions to find the last
instruction each time .rela.discard.(un)reachable points beyond the
section, use find_insn to locate the last instruction by looking at
the last bytes of the section instead.
Suggested-by: Josh Poimboeuf <jpoimboe@redhat.com>
Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20200421220843.188260-3-samitolvanen@google.com
Diffstat (limited to 'arch/x86')
0 files changed, 0 insertions, 0 deletions