[PATCH] perf: arm64: Fix compilation error
Namhyung Kim
namhyung at kernel.org
Fri Feb 14 13:23:13 PST 2025
On Fri, 14 Feb 2025 11:10:25 +0000, Leo Yan wrote:
> Since the commit dc6d2bc2d893 ("perf sample: Make user_regs and
> intr_regs optional"), the building for Arm64 reports error:
>
> arch/arm64/util/unwind-libdw.c: In function ‘libdw__arch_set_initial_registers’:
> arch/arm64/util/unwind-libdw.c:11:32: error: initialization of ‘struct regs_dump *’ from incompatible pointer type ‘struct regs_dump **’ [-Werror=incompatible-pointer-types]
> 11 | struct regs_dump *user_regs = &ui->sample->user_regs;
> | ^
> cc1: all warnings being treated as errors
> make[6]: *** [/home/niayan01/linux/tools/build/Makefile.build:85: arch/arm64/util/unwind-libdw.o] Error 1
> make[5]: *** [/home/niayan01/linux/tools/build/Makefile.build:138: util] Error 2
> arch/arm64/tests/dwarf-unwind.c: In function ‘test__arch_unwind_sample’:
> arch/arm64/tests/dwarf-unwind.c:48:27: error: initialization of ‘struct regs_dump *’ from incompatible pointer type ‘struct regs_dump **’ [-Werror=incompatible-pointer-types]
> 48 | struct regs_dump *regs = &sample->user_regs;
> | ^
>
> [...]
Applied to perf-tools-next, thanks!
Best regards,
Namhyung
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