linux-kernel - Re: [PATCH v5 0/7] Introduce _

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Message-ID: <Y/ZLH5F8LA3H10aL@hirez.programming.kicks-ass.net>
Date:   Wed, 22 Feb 2023 18:04:31 +0100
From:   Peter Zijlstra <peterz@...radead.org>
To:     Andrzej Hajda <andrzej.hajda@...el.com>
Cc:     linux-alpha@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-snps-arc@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-hexagon@...r.kernel.org, linux-ia64@...r.kernel.org,
        loongarch@...ts.linux.dev, linux-m68k@...ts.linux-m68k.org,
        linux-mips@...r.kernel.org, openrisc@...ts.librecores.org,
        linux-parisc@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-riscv@...ts.infradead.org, linux-s390@...r.kernel.org,
        linux-sh@...r.kernel.org, sparclinux@...r.kernel.org,
        linux-xtensa@...ux-xtensa.org, intel-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, Arnd Bergmann <arnd@...db.de>,
        Rodrigo Vivi <rodrigo.vivi@...el.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Boqun Feng <boqun.feng@...il.com>,
        Mark Rutland <mark.rutland@....com>
Subject: Re: [PATCH v5 0/7] Introduce __xchg, non-atomic xchg

On Wed, Jan 18, 2023 at 04:35:22PM +0100, Andrzej Hajda wrote:

> Andrzej Hajda (7):
>   arch: rename all internal names __xchg to __arch_xchg
>   linux/include: add non-atomic version of xchg
>   arch/*/uprobes: simplify arch_uretprobe_hijack_return_addr
>   llist: simplify __llist_del_all
>   io_uring: use __xchg if possible
>   qed: use __xchg if possible
>   drm/i915/gt: use __xchg instead of internal helper

Nothing crazy in here I suppose, I somewhat wonder why you went through
the trouble, but meh.

You want me to take this through te locking tree (for the next cycle,
not this one) where I normally take atomic things or does someone else
want this?