[v4] tools build: Append -fzero-init-padding-bits=all option

[PATCH v4 10/30] perf build: Append extra host flags

Posted by Leo Yan 4 weeks ago

Append HOST_EXTRACFLAGS to HOST_CFLAGS so that additional flags can be
applied to the host compiler.

Signed-off-by: Leo Yan <leo.yan@arm.com>
---
 tools/perf/Makefile.config | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
index a8dc72cfe48eec52bd9e2352c46c88f5d8047765..f4004ec148a19c784bfe3ee9b5cc3901a3db25a3 100644
--- a/tools/perf/Makefile.config
+++ b/tools/perf/Makefile.config
@@ -17,7 +17,7 @@ detected     = $(shell echo "$(1)=y"       >> $(OUTPUT).config-detected)
 detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected)
 
 CFLAGS := $(EXTRA_CFLAGS) $(filter-out -Wnested-externs,$(EXTRA_WARNINGS))
-HOSTCFLAGS := $(filter-out -Wnested-externs,$(EXTRA_WARNINGS))
+HOSTCFLAGS := $(HOST_EXTRACFLAGS) $(filter-out -Wnested-externs,$(EXTRA_WARNINGS))
 
 # This is required because the kernel is built with this and some of the code
 # borrowed from kernel headers depends on it, e.g. put_unaligned_*().

-- 
2.34.1

Re: [PATCH v4 10/30] perf build: Append extra host flags

Posted by Namhyung Kim 3 weeks, 6 days ago

On Wed, Mar 11, 2026 at 08:29:35AM +0000, Leo Yan wrote:
> Append HOST_EXTRACFLAGS to HOST_CFLAGS so that additional flags can be
> applied to the host compiler.
> 
> Signed-off-by: Leo Yan <leo.yan@arm.com>

Acked-by: Namhyung Kim <namhyung@kernel.org>

Thanks,
Namhyung

> ---
>  tools/perf/Makefile.config | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
> index a8dc72cfe48eec52bd9e2352c46c88f5d8047765..f4004ec148a19c784bfe3ee9b5cc3901a3db25a3 100644
> --- a/tools/perf/Makefile.config
> +++ b/tools/perf/Makefile.config
> @@ -17,7 +17,7 @@ detected     = $(shell echo "$(1)=y"       >> $(OUTPUT).config-detected)
>  detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected)
>  
>  CFLAGS := $(EXTRA_CFLAGS) $(filter-out -Wnested-externs,$(EXTRA_WARNINGS))
> -HOSTCFLAGS := $(filter-out -Wnested-externs,$(EXTRA_WARNINGS))
> +HOSTCFLAGS := $(HOST_EXTRACFLAGS) $(filter-out -Wnested-externs,$(EXTRA_WARNINGS))
>  
>  # This is required because the kernel is built with this and some of the code
>  # borrowed from kernel headers depends on it, e.g. put_unaligned_*().
> 
> -- 
> 2.34.1
>