[OE-core] [oe-core][PATCH 1/2] perf: flag __SANE_USERSPACE_TYPES__ to include int-ll64.h for powerpc64
Yang Shi
yang.shi at windriver.com
Wed Oct 30 03:45:22 UTC 2013
On 10/11/2013 1:11 AM, b28495 at freescale.com wrote:
> From: Ting Liu <b28495 at freescale.com>
>
> PPC64 uses long long for u64 in the kernel, but powerpc's asm/types.h
> prevents 64-bit userland from seeing this definition, instead defaulting
> to u64 == long in userspace.
> Perf want LL64, flag __SANE_USERSPACE_TYPES__ to get int-ll64.h.
>
> Fix the below issue:
> | tests/attr.c:71:4: error: format '%llu' expects argument of type 'long
> long unsigned int', but argument 6 has type '__u64' [-Werror=format=]
> | tests/attr.c:80:7: error: format '%llu' expects argument of type 'long
> long unsigned int', but argument 4 has type '__u64' [-Werror=format=]
> | attr->type, attr->config, fd) < 0) {
> | ^
>
> Signed-off-by: Ting Liu <b28495 at freescale.com>
> ---
> meta/recipes-kernel/perf/perf.bb | 6 ++++++
> 1 files changed, 6 insertions(+), 0 deletions(-)
>
> diff --git a/meta/recipes-kernel/perf/perf.bb b/meta/recipes-kernel/perf/perf.bb
> index 269069f..d27e535 100644
> --- a/meta/recipes-kernel/perf/perf.bb
> +++ b/meta/recipes-kernel/perf/perf.bb
> @@ -89,6 +89,12 @@ EXTRA_OEMAKE += "\
> 'infodir=${@oe.path.relative(prefix, infodir)}' \
> "
>
> +# PPC64 uses long long for u64 in the kernel, but powerpc's asm/types.h
> +# prevents 64-bit userland from seeing this definition, instead defaulting
> +# to u64 == long in userspace. Define __SANE_USERSPACE_TYPES__ to get
> +# int-ll64.h included.
> +EXTRA_OEMAKE_append_powerpc64 = ' CFLAGS=-D__SANE_USERSPACE_TYPES__'
This override perf CFLAGS incorrectly.
kernel commit e3541ec75219819d3235f80125a1a75d798ff6e1 can solve this
build issue.
Yang
> +
> PARALLEL_MAKE = ""
>
> do_compile() {
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