Re: [PATCH 1/4] sparc64: vdso: Use 32-bit CHECKFLAGS for compat vDSO

Arnd Bergmann
2026-01-16T07:50:30Z

On Fri, Jan 16, 2026, at 08:40, Thomas Weißschuh wrote:
> When building the compat vDSO the CHECKFLAGS from the 64-bit kernel
> are used. These are combined with the 32-bit CFLAGS. This confuses
> sparse, producing false-positive warnings or potentially missing
> real issues.
>
> Manually override the CHECKFLAGS for the compat vDSO with the correct
> 32-bit configuration.
>
> Reported-by: From: kernel test robot <lkp@intel.com>
> Closes: https://lore.kernel.org/lkml/202511030021.9v1mIgts-lkp@intel.com/
> Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>

Acked-by: Arnd Bergmann <arnd@arndb.de>