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| author | Mathieu Malaterre <malat@debian.org> | 2018-10-31 13:31:56 +0100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-11-25 17:11:22 +1100 |
| commit | beba24ac59133cb36ecd03f9af9ccb11971ee20e (patch) | |
| tree | 9f68f671e33f9aa789f9829b84a51c47e2478d15 /tools/perf/scripts/python/syscall-counts-by-pid.py | |
| parent | selftests/powerpc: Skip test instead of failing (diff) | |
| download | linux-beba24ac59133cb36ecd03f9af9ccb11971ee20e.tar.gz linux-beba24ac59133cb36ecd03f9af9ccb11971ee20e.zip | |
powerpc/32: Add .data..Lubsan_data*/.data..Lubsan_type* sections explicitly
When both `CONFIG_LD_DEAD_CODE_DATA_ELIMINATION=y` and `CONFIG_UBSAN=y`
are set, link step typically produce numberous warnings about orphan
section:
+ powerpc-linux-gnu-ld -EB -m elf32ppc -Bstatic --orphan-handling=warn --build-id --gc-sections -X -o .tmp_vmlinux1 -T ./arch/powerpc/kernel/vmlinux.lds --who
le-archive built-in.a --no-whole-archive --start-group lib/lib.a --end-group
powerpc-linux-gnu-ld: warning: orphan section `.data..Lubsan_data393' from `init/main.o' being placed in section `.data..Lubsan_data393'.
powerpc-linux-gnu-ld: warning: orphan section `.data..Lubsan_data394' from `init/main.o' being placed in section `.data..Lubsan_data394'.
...
powerpc-linux-gnu-ld: warning: orphan section `.data..Lubsan_type11' from `init/main.o' being placed in section `.data..Lubsan_type11'.
powerpc-linux-gnu-ld: warning: orphan section `.data..Lubsan_type12' from `init/main.o' being placed in section `.data..Lubsan_type12'.
...
This commit remove those warnings produced at W=1.
Link: https://www.mail-archive.com/linuxppc-dev@lists.ozlabs.org/msg135407.html
Suggested-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Mathieu Malaterre <malat@debian.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts-by-pid.py')
0 files changed, 0 insertions, 0 deletions