Re: [PATCH 04/14] x86: use more conventional access_ok() definition
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- To: Arnd Bergmann <arnd@xxxxxxxxxx>
- Subject: Re: [PATCH 04/14] x86: use more conventional access_ok() definition
- From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
- Date: Mon, 14 Feb 2022 09:02:13 -0800
- Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>, Christoph Hellwig <hch@xxxxxx>, linux-arch@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, linux-api@xxxxxxxxxxxxxxx, arnd@xxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, mark.rutland@xxxxxxx, dalias@xxxxxxxx, linux-ia64@xxxxxxxxxxxxxxx, linux-sh@xxxxxxxxxxxxxxx, peterz@xxxxxxxxxxxxx, jcmvbkbc@xxxxxxxxx, guoren@xxxxxxxxxx, sparclinux@xxxxxxxxxxxxxxx, linux-hexagon@xxxxxxxxxxxxxxx, linux-riscv@xxxxxxxxxxxxxxxxxxx, will@xxxxxxxxxx, ardb@xxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, bcain@xxxxxxxxxxxxxx, deller@xxxxxx, x86@xxxxxxxxxx, linux@xxxxxxxxxxxxxxx, linux-csky@xxxxxxxxxxxxxxx, mingo@xxxxxxxxxx, geert@xxxxxxxxxxxxxx, linux-snps-arc@xxxxxxxxxxxxxxxxxxx, linux-xtensa@xxxxxxxxxxxxxxxx, hca@xxxxxxxxxxxxx, linux-alpha@xxxxxxxxxxxxxxx, linux-um@xxxxxxxxxxxxxxxxxxx, linux-m68k@xxxxxxxxxxxxxxx, openrisc@xxxxxxxxxxxxxxxxxxxx, green.hu@xxxxxxxxx, shorne@xxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, monstr@xxxxxxxxx, tsbogend@xxxxxxxxxxxxxxxx, linux-parisc@xxxxxxxxxxxxxxx, nickhu@xxxxxxxxxxxxx, linux-mips@xxxxxxxxxxxxxxx, dinguyen@xxxxxxxxxx, ebiederm@xxxxxxxxxxxx, richard@xxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, davem@xxxxxxxxxxxxx
- In-reply-to: <20220214163452.1568807-5-arnd@kernel.org>
- References: <20220214163452.1568807-1-arnd@kernel.org> <20220214163452.1568807-5-arnd@kernel.org>
On Mon, Feb 14, 2022 at 05:34:42PM +0100, Arnd Bergmann wrote:
> +#define __range_not_ok(addr, size, limit) (!__access_ok(addr, size))
> +#define __chk_range_not_ok(addr, size, limit) (!__access_ok((void __user *)addr, size))
Can we just kill these off insted of letting themm obsfucate the code?
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