Re: [PATCH] x86/vdso: avoid warning when building vdso2c on 32-bit host

[Borislav Petkov]

On Wed, Mar 10, 2021 at 10:22:16AM +0100, Jan Beulich wrote:
> size_t arguments can't compatibly be passed for l-modifier format
> specifiers. Use z instead.
> 
> Fixes: 8382c668ce4f ("x86/vdso: Add support for exception fixup in vDSO 
> functions")
> Signed-off-by: Jan Beulich 
> 
> --- a/arch/x86/entry/vdso/vdso2c.h
> +++ b/arch/x86/entry/vdso/vdso2c.h
> @@ -35,7 +35,7 @@ static void BITSFUNC(extract)(const unsi
>   if (offset + len > data_len)
>   fail("section to extract overruns input data");
>  
> - fprintf(outfile, "static const unsigned char %s[%lu] = {", name, len);
> + fprintf(outfile, "static const unsigned char %s[%zu] = {", name, len);
>   BITSFUNC(copy)(outfile, data + offset, len);
>   fprintf(outfile, "\n};\n\n");

Already fixed:

https://git.kernel.org/tip/70c9d959226b7c5c48c119e2c1cfc1424f87b023

Thx.

-- 
Regards/Gruss,
Boris.

https://people.kernel.org/tglx/notes-about-netiquette

[PATCH] x86/vdso: avoid warning when building vdso2c on 32-bit host

[Jan Beulich]

size_t arguments can't compatibly be passed for l-modifier format
specifiers. Use z instead.

Fixes: 8382c668ce4f ("x86/vdso: Add support for exception fixup in vDSO 
functions")
Signed-off-by: Jan Beulich 

--- a/arch/x86/entry/vdso/vdso2c.h
+++ b/arch/x86/entry/vdso/vdso2c.h
@@ -35,7 +35,7 @@ static void BITSFUNC(extract)(const unsi
if (offset + len > data_len)
fail("section to extract overruns input data");
 
-   fprintf(outfile, "static const unsigned char %s[%lu] = {", name, len);
+   fprintf(outfile, "static const unsigned char %s[%zu] = {", name, len);
BITSFUNC(copy)(outfile, data + offset, len);
fprintf(outfile, "\n};\n\n");
 }