From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-qt1-f178.google.com (mail-qt1-f178.google.com [209.85.160.178]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 365AF2BD024 for ; Wed, 10 Sep 2025 05:27:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.160.178 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757482061; cv=none; b=uK9UXgd+AiNSnQ/YfBii6pelxJeyNNQnR6O37yd1nvZbaMjN1m1ImkGGeL3lzE88saasXtz0p0VqTh2fn/ukDOLPqNy6iXKvyxpdHpZ6BE0gyodTjnNk1/thcshrrWJVu8CRZ67cRyjNV7C7NpfI5NFxbOz9eSkS8a6PEq/DdFI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757482061; c=relaxed/simple; bh=OEjoHrb9xyWRVDSFvcYOUh3LLg2YMksqTVPNz0zunko=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=GduyYx5Q8YnDarS2SxU5Fwt7pEt2w3lSety+P1svo+GM7fnGZonmUDErhhnKFxaPGP38ai0jd9JhpMJ3EFkvl5dYlvTXJTBPC4WGjj+1pnBPkXjTB+hUb/+/nCUvO1BQaHfuCRAJDbbdMsNBFIsoVBbMo3C1vJK84kILRhyAQ5M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=PYNVbl+L; arc=none smtp.client-ip=209.85.160.178 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="PYNVbl+L" Received: by mail-qt1-f178.google.com with SMTP id d75a77b69052e-4b60144fc74so40322391cf.2 for ; Tue, 09 Sep 2025 22:27:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1757482059; x=1758086859; darn=lists.linux.dev; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:feedback-id:from:to:cc:subject:date :message-id:reply-to; bh=HfXAU4kTFrH930fc28SyL71k8a9bCpgJfUYnQ/0K2J8=; b=PYNVbl+LsW7O3fE/9jYcrAZq10pY5++c3HeDy+4IlBXHSfKSGb92W1KWZykFgC9HmE W3LQCPj0R/76XRZ4U+4QQ7EhwcXXckw+XYEcP+L+jdZzMAjFBgRaNeTzzCev5kkY5jNE NJbUFp2QZgbt4xDWWf9hAzhqxVw/N4JO7Airu4qH05Bc9fYaGp16fPzYKY/9OMAyce5m z1YV65clrqJLIDcGbuzbdgZNsN0dlQMruSezBSAdHof6kJKSDk2cocZWTCWlnYZHIyCn a/mhDu/VUL7uctfhBzMabLon8YL5YMH866Q0t6pseTSWINHRCI6gxWWbKFuNAoWyxH2Y N5jQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1757482059; x=1758086859; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:feedback-id:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=HfXAU4kTFrH930fc28SyL71k8a9bCpgJfUYnQ/0K2J8=; b=wRPof+WfYn0h5jmCpzNRD0cCCdZvaM2AfoouiDy7mIEZwcOvnEgYL1EpINRYNIZ30W bmt4HbHyGRU1k7qr44UMIW7svUZdwkqsU0vnucH/0KCMBBFrG1KBQwYMUdQUr/1NA7LW MmNBNVR2qEGdYmQBGeo2xBP4RQX3SHWKY2QSWUGlWAsTejUMlPD1467YHmGBMYCa5wmS ovQvK8vUk5mSaMjIB72RqRbiO/Nds9gxtrSL3srNPaKmewZUJHB8x3NyzINulJoZTIXs iFxYuGVCXDrn/O6Rzx/sEiPM6FSY6HRelypYKOAcTG9YWCuIsW9DyVnpUIbMVsyoawha 2Ylg== X-Forwarded-Encrypted: i=1; AJvYcCVKj1bjLLeb/gAvJFh3pOymJPim6o7k4cnbPQMQdB9tCfkeQDl2Itz/vSYyo1vXKmZh8aUe@lists.linux.dev X-Gm-Message-State: AOJu0YzN+88ncgncEHylC5vIDfr+GPmSc2YUmiLNJx7NazjT9sBroisY b/eFYpZ5d569dDHikgpXoGSvDXukHdDuYM+++qsFm8gCbslti9+TGZgO X-Gm-Gg: ASbGncuSzGlyuqqinCTYbs+308/XfHWP/UTjSNB4BaRVc+lYVNoni191fGRItCjcZYu f5A/RLt5uW7r/hwidu1pOEyDA4kNn/2y+p9rxLFXtyFbx3aCxvt3foFiQs8P6wqlwZvZBDjSfop JtOk5QLywHvnDqhi6+KQ+/mAK8wEt1PRJiq99FjKNQV5xD2aLvlObgf3LDQXSMIRNnGIw0hE5vr RLB6S6VAimL8IL/IrN3N017cARKxl6Xv1tRXKSEv642Zpidp7m31Xt6HCC0wa/AjHz9xvB9HMp+ 3OCLYJHJ4V4/MgF2ZB++LYkf9ZWldFCPfGuHWAoeglQiV1pU8ebh+PRqCQPLJ91+aCL9NkBst67 35d7HzRdxial0BN3iKZPbSDnCT04QbrDSYNoFFxAxgBZOJSooUltJ/5t9qng3oKzYuQO5mWnZVY XrhNJc72yAb9YxuFGm1ttmt1/lC5SIuw2BcQ== X-Google-Smtp-Source: AGHT+IGJCpC+WkX11yTimojnzJpYFmfIyENqaoCRO9ATPdK5TG7co7dhryOiWhUgo1G6hXyFDiewfA== X-Received: by 2002:ac8:598e:0:b0:4b3:5060:2520 with SMTP id d75a77b69052e-4b5f85396e0mr144011751cf.54.1757482059056; Tue, 09 Sep 2025 22:27:39 -0700 (PDT) Received: from fauth-a2-smtp.messagingengine.com (fauth-a2-smtp.messagingengine.com. [103.168.172.201]) by smtp.gmail.com with ESMTPSA id d75a77b69052e-4b61bbf7e4asm18769491cf.52.2025.09.09.22.27.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Sep 2025 22:27:38 -0700 (PDT) Received: from phl-compute-03.internal (phl-compute-03.internal [10.202.2.43]) by mailfauth.phl.internal (Postfix) with ESMTP id 25393F40066; Wed, 10 Sep 2025 01:27:38 -0400 (EDT) Received: from phl-mailfrontend-01 ([10.202.2.162]) by phl-compute-03.internal (MEProxy); Wed, 10 Sep 2025 01:27:38 -0400 X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeeffedrtdeggddvvdeggecutefuodetggdotefrod ftvfcurfhrohhfihhlvgemucfhrghsthforghilhdpuffrtefokffrpgfnqfghnecuuegr ihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenucfjug hrpeffhffvvefukfhfgggtuggjsehttdertddttddvnecuhfhrohhmpeeuohhquhhnucfh vghnghcuoegsohhquhhnrdhfvghnghesghhmrghilhdrtghomheqnecuggftrfgrthhtvg hrnhephfetvdfgtdeukedvkeeiteeiteejieehvdetheduudejvdektdekfeegvddvhedt necuffhomhgrihhnpehkvghrnhgvlhdrohhrghenucevlhhushhtvghrufhiiigvpedtne curfgrrhgrmhepmhgrihhlfhhrohhmpegsohhquhhnodhmvghsmhhtphgruhhthhhpvghr shhonhgrlhhithihqdeiledvgeehtdeigedqudejjeekheehhedvqdgsohhquhhnrdhfvg hngheppehgmhgrihhlrdgtohhmsehfihigmhgvrdhnrghmvgdpnhgspghrtghpthhtohep vddtpdhmohguvgepshhmthhpohhuthdprhgtphhtthhopehruhhsthdqfhhorhdqlhhinh hugiesvhhgvghrrdhkvghrnhgvlhdrohhrghdprhgtphhtthhopehlihhnuhigqdhkvghr nhgvlhesvhhgvghrrdhkvghrnhgvlhdrohhrghdprhgtphhtthhopehlkhhmmheslhhish htshdrlhhinhhugidruggvvhdprhgtphhtthhopeifihhllheskhgvrhhnvghlrdhorhhg pdhrtghpthhtohepphgvthgvrhiisehinhhfrhgruggvrggurdhorhhgpdhrtghpthhtoh epmhgrrhhkrdhruhhtlhgrnhgusegrrhhmrdgtohhmpdhrtghpthhtohepmhhinhhgohes khgvrhhnvghlrdhorhhgpdhrtghpthhtohepthhglhigsehlihhnuhhtrhhonhhigidrug gvpdhrtghpthhtohepphgruhhlmhgtkheskhgvrhhnvghlrdhorhhg X-ME-Proxy: Feedback-ID: iad51458e:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Wed, 10 Sep 2025 01:27:37 -0400 (EDT) Date: Tue, 9 Sep 2025 22:27:36 -0700 From: Boqun Feng To: rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, lkmm@lists.linux.dev Cc: Will Deacon , Peter Zijlstra , Mark Rutland , Ingo Molnar , Thomas Gleixner , "Paul E. McKenney" , stern@rowland.harvard.edu, Miguel Ojeda , alex.gaynor@gmail.com, Gary Guo , =?iso-8859-1?Q?Bj=F6rn?= Roy Baron , Benno Lossin , Alice Ryhl , Trevor Gross , Danilo Krummrich , Andreas Hindborg Subject: Re: [GIT PULL] [PATCH 00/14] Rust atomic changes for v6.18 Message-ID: References: <20250905044141.77868-1-boqun.feng@gmail.com> Precedence: bulk X-Mailing-List: lkmm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250905044141.77868-1-boqun.feng@gmail.com> On Thu, Sep 04, 2025 at 09:41:27PM -0700, Boqun Feng wrote: > Hi Will, Peter and Mark, > Ping ;-) Regards, Boqun > I'm sending this pull request containing Rust atomic changes to tip > tree. You can find the technical details below, but most importantly we > got a new reviewer for ATOMIC INFRASTRUCTURE that can help maintaining > the code. Welcome Gary! > > Similar to other pull requests of myself to the tip tree, this pull > request is sent in form as patch series as well, in case that I missed > something and changes are needed in some patch. > > Thanks! > > The following changes since commit c17b750b3ad9f45f2b6f7e6f7f4679844244f0b9: > > Linux 6.17-rc2 (2025-08-17 15:22:10 -0700) > > are available in the Git repository at: > > https://git.kernel.org/pub/scm/linux/kernel/git/boqun/linux.git/ tags/rust-atomic.2025.09.04a > > for you to fetch changes up to f9bd1b3774be140762af2fec9c415b4a11746c48: > > MAINTAINERS: update atomic infrastructure entry to include Rust (2025-09-01 19:15:53 -0700) > > ---------------------------------------------------------------- > Rust atomic changes for v6.18: > > - Add initial support for generic LKMM atomic variables in Rust. This > ensures Rust and C side are using the same memory model when > communicating with each other, and would unblock a few more > fine-grained concurrent core on Rust side. > > - Add the wrapper for `refcount_t` in Rust. This avoids using customized > reference counting solution on Rust side (e.g. in `block::mq`). > -----BEGIN PGP SIGNATURE----- > > iQEzBAABCAAdFiEEj5IosQTPz8XU1wRHSXnow7UH+rgFAmi6YvwACgkQSXnow7UH > +rh/kgf+LruO9gn49QAzDE4T7kf9rP/z4ocie8sxMtED5J0vw12PAVa0UERQyB4m > 756O0GSFKwESJMjLUifBslkt64k8x8hQ+XHYH/WPe/Rm7Ku4kf1zsTO9Mt0xA5qr > c5OgnLxR3T2L+1x8rEus8lPnExyX0G0b1/H1XjR+rvZAP1enwcLNyGFV3fNfAYNJ > cMpkGCMFM9wc5dpzDx89ttw49I8yuy+Cmf/eTtm1YDWQgzYVEycF8jTkFqYykIax > jMcZC0a1Lqrn1pLbxCZ5UEM9vxJREv46xBW6iKSkH5RWlbLo2gqMJbixYvkLtgBP > AbtrUtsyIx4Rw0nPEZ880Nce/LdhUw== > =Kuix > -----END PGP SIGNATURE----- > [...]