Re: [Intel-gfx] [PATCH v5 3/7] arch/*/uprobes: simplify arch_uretprobe_hijack_return_addr

Subject: Re: [Intel-gfx] [PATCH v5 3/7] arch/*/uprobes: simplify arch_uretprobe_hijack_return_addr
From: Andi Shyti <andi.shyti@xxxxxxxxxxxxxxx>
Date: Mon, 27 Feb 2023 10:54:46 +0100
Cc: linux-alpha@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-snps-arc@xxxxxxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-hexagon@xxxxxxxxxxxxxxx, linux-ia64@xxxxxxxxxxxxxxx, loongarch@xxxxxxxxxxxxxxx, linux-m68k@xxxxxxxxxxxxxxx, linux-mips@xxxxxxxxxxxxxxx, openrisc@xxxxxxxxxxxxxxxxxxxx, linux-parisc@xxxxxxxxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, linux-riscv@xxxxxxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, linux-sh@xxxxxxxxxxxxxxx, sparclinux@xxxxxxxxxxxxxxx, linux-xtensa@xxxxxxxxxxxxxxxx, intel-gfx@xxxxxxxxxxxxxxxxxxxxx, dri-devel@xxxxxxxxxxxxxxxxxxxxx, Mark Rutland <mark.rutland@xxxxxxx>, Arnd Bergmann <arnd@xxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Boqun Feng <boqun.feng@xxxxxxxxx>, Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
In-reply-to: <20230118154450.73842-3-andrzej.hajda@intel.com>
References: <20230118153529.57695-1-andrzej.hajda@intel.com> <20230118154450.73842-1-andrzej.hajda@intel.com> <20230118154450.73842-3-andrzej.hajda@intel.com>

Hi Andrzej,

On Wed, Jan 18, 2023 at 04:44:46PM +0100, Andrzej Hajda wrote:

In all architectures, except x86, arch_uretprobe_hijack_return_addr
is just __xchg.

Signed-off-by: Andrzej Hajda <andrzej.hajda@xxxxxxxxx>


Reviewed-by: Andi Shyti <andi.shyti@xxxxxxxxxxxxxxx>

Thanks,
Andi

References:
- [PATCH v5 0/7] Introduce __xchg, non-atomic xchg
  - From: Andrzej Hajda
- [PATCH v5 1/7] arch: rename all internal names __xchg to __arch_xchg
  - From: Andrzej Hajda
- [PATCH v5 3/7] arch/*/uprobes: simplify arch_uretprobe_hijack_return_addr
  - From: Andrzej Hajda