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Message-Id: <7c531c16-b620-4ca4-88e5-985f908fbfa3@app.fastmail.com> Date: Fri, 16 Jan 2026 08:50:08 +0100 From: "Arnd Bergmann" <arnd@...db.de> To: Thomas Weißschuh <thomas.weissschuh@...utronix.de>, "David S . Miller" <davem@...emloft.net>, "Andreas Larsson" <andreas@...sler.com>, "Andy Lutomirski" <luto@...nel.org>, "Thomas Gleixner" <tglx@...nel.org>, "Ingo Molnar" <mingo@...hat.com>, "Borislav Petkov" <bp@...en8.de>, "Dave Hansen" <dave.hansen@...ux.intel.com>, x86@...nel.org, "H. Peter Anvin" <hpa@...or.com>, "Heiko Carstens" <hca@...ux.ibm.com>, "Vasily Gorbik" <gor@...ux.ibm.com>, "Alexander Gordeev" <agordeev@...ux.ibm.com>, "Christian Borntraeger" <borntraeger@...ux.ibm.com>, "Sven Schnelle" <svens@...ux.ibm.com> Cc: sparclinux@...r.kernel.org, linux-kernel@...r.kernel.org, Linux-Arch <linux-arch@...r.kernel.org>, linux-s390@...r.kernel.org, "kernel test robot" <lkp@...el.com> Subject: Re: [PATCH 1/4] sparc64: vdso: Use 32-bit CHECKFLAGS for compat vDSO 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@...el.com> > Closes: https://lore.kernel.org/lkml/202511030021.9v1mIgts-lkp@intel.com/ > Signed-off-by: Thomas Weißschuh <thomas.weissschuh@...utronix.de> Acked-by: Arnd Bergmann <arnd@...db.de>
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