Re: [PATCH v5 0/6] perf: build: Fix cross compilation

[Ian Rogers]

On Wed, Jul 17, 2024 at 1:22 AM Leo Yan <leo.yan@xxxxxxx> wrote:
>
> This patch series fixes cross compilation issues.
>
> The first patch sets the package path if the package configuration path
> is not specified. This helps the compiler to find the architecture's
> package in a Multiarch system.
>
> The patch 02 sets the Python configuration path and renames the .so to
>
> The patches 03, 04 and 05 fix the static build failures.
>
> The patch 06 adds document for how to cross compile.
>
> Changes from v4:
> - Polished patch 06 for removing redundant sentences.
>
> Changes from v3:
> - Added more completed comments and logs for PKG_CONFIG_SYSROOT_DIR.
>   (Namhyung)
> - Didn't include the patch 07 for "perf docs: Remove the Android cross
>   building document" in this version, which will be sent out separately.
>   (Namhyung/James)
>
> Changes from v2:
> - Reordered lib paths for PKG_CONFIG_LIBDIR. (Namhyung)
> - Verified the Android NDK and based on the testing result to remove the
>   file android.txt. (Ian)
>
> Changes from v1:
> - Kept the cross-compile-pkg-config if it is available. (Namhyung)
> - Removed the patch 02 for fixing pkg-config path for libtraceevent, as
>   this will be resolved in Guilherme Amadio's patch "perf build: Use
>   pkg-config for feature check for libtrace{event,fs}".
> - Added patch 06 for document.
>
>
> Leo Yan (6):
>   perf: build: Setup PKG_CONFIG_LIBDIR for cross compilation
>   perf: build: Set Python configuration for cross compilation
>   perf: build: Only link libebl.a for old libdw
>   perf: build: Link lib 'lzma' for static build
>   perf: build: Link lib 'zstd' for static build
>   perf docs: Document cross compilation

Tested-by: Ian Rogers <irogers@xxxxxxxxxx>

Thanks,
Ian