From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kees Cook Date: Tue, 15 Feb 2022 16:06:59 +0000 Subject: Re: [PATCH v4 01/13] powerpc: Fix 'sparse' checking on PPC64le Message-Id: <202202150806.66CC906@keescook> List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Christophe Leroy Cc: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , Andrew Morton , "James E.J. Bottomley" , Helge Deller , Arnd Bergmann , Greg Kroah-Hartman , linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-ia64@vger.kernel.org, linux-parisc@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org On Tue, Feb 15, 2022 at 01:40:56PM +0100, Christophe Leroy wrote: > 'sparse' is architecture agnostic and knows nothing about ELF ABI > version. > > Just like it gets arch and powerpc type and endian from Makefile, > it also need to get _CALL_ELF from there, otherwise it won't set > PPC64_ELF_ABI_v2 macro for PPC64le and won't check the correct code. > > Signed-off-by: Christophe Leroy Reviewed-by: Kees Cook -- Kees Cook