Re: [PATCH v3 1/5] perf tools: arm64: Use perf's copy of kernel headers

[German Gomez]

On 25/05/2022 16:41, James Clark wrote:
> Fix this include path to use perf's copy of the kernel header
> rather than the one from the root of the repo.
>
> This fixes build errors when only applying the perf tools
> part of a patchset rather than both sides.
>
> Reported-by: German Gomez <german.gomez@xxxxxxx>
> Signed-off-by: James Clark <james.clark@xxxxxxx>

Without this change "make -C tools/perf" was failing if kernel-side changes weren't applied

Tested-by: German Gomez <german.gomez@xxxxxxx>

Thanks,
German

> ---
>  tools/perf/util/libunwind/arm64.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/perf/util/libunwind/arm64.c b/tools/perf/util/libunwind/arm64.c
> index 15f60fd09424..014d82159656 100644
> --- a/tools/perf/util/libunwind/arm64.c
> +++ b/tools/perf/util/libunwind/arm64.c
> @@ -24,7 +24,7 @@
>  #include "unwind.h"
>  #include "libunwind-aarch64.h"
>  #define perf_event_arm_regs perf_event_arm64_regs
> -#include <../../../../arch/arm64/include/uapi/asm/perf_regs.h>
> +#include <../../../arch/arm64/include/uapi/asm/perf_regs.h>
>  #undef perf_event_arm_regs
>  #include "../../arch/arm64/util/unwind-libunwind.c"
>