From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ed1-f43.google.com (mail-ed1-f43.google.com [209.85.208.43]) (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 B4DCD71 for ; Mon, 3 May 2021 18:41:08 +0000 (UTC) Received: by mail-ed1-f43.google.com with SMTP id bf4so7478211edb.11 for ; Mon, 03 May 2021 11:41:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=I/n/q/aelXMf9mgaQMQLtrJKcudG4Wd5KNGsIllPB90=; b=Gg9Y3N2Fdb9DyHwiymNwYxOiruKJLzHaTEC41rI3N1IC6KvUtL++MANcceqK2VR90S XZs+XpbOIcz5v22bn8WiIRypSN/4WR2AK0HzNE305WZrTTU5j8h72SlE9vXSmtAgos4W d1lgJ/G5UT2KvsDmDf05tDhMLWJiNfLOwwwq8IwqzUs2cZkbvIqoqMYPlpMYTZ2nwUqZ dwjuOZKkg5JoJBhqf+ZhTpy5zGLDnGn4oc2OprEqiDZ/WaG9UAL+LzLFWcAgelJIl/fX 83GAWF0aYfTMnQMiqgWop9O4tnuai5PmWSfhFNrC90d2llUsXl3Jxh1RPdwmOIc2MPdp 1yPQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=I/n/q/aelXMf9mgaQMQLtrJKcudG4Wd5KNGsIllPB90=; b=gUbTmlh9ylGnWmgxuAOML06QhdAJ2uD7lrD4p+nK9gzxMcuTIxLE0msJQ/4eznayCV ulsMdqa7H/cucg+nOgo+l1PARQpR2TH/zegDbWGspkuAJ1TjPiO7uZsEt799mn3c5RIP QFdFpPyoj5csYJ7+xT/JM+YfhqMh9lhhGulNqXYufB3r+vXfQxA8bszFUiL25CCuVxct imHr22WlPkF238m+kybGBtSzQm/LDHD09wv/36mW5JMnhRpYc7gtqp+9dB0KsTUk7gEF jfOgFftb3vq3vrgh7bJQGQc+oVx0Xc6/naIGZ6uGi189a3gBhcpOuIbhKhwMOqwIq61G TbdQ== X-Gm-Message-State: AOAM532priIfMwTRXBn6M4RZP5C5mD/lyIvXwugdc/IXpNqdGzMvCV+D H+bjIJBdSXm11/Bom+K5v78= X-Google-Smtp-Source: ABdhPJyBymSS+DOEhj25VtSpyczjlx/GZKWCAj3qYvY45dyrc3K6vl7VfIlPvi19ijH1G5MonBF3Uw== X-Received: by 2002:a50:d782:: with SMTP id w2mr21487090edi.346.1620067267238; Mon, 03 May 2021 11:41:07 -0700 (PDT) Received: from linux.local (host-79-52-107-152.retail.telecomitalia.it. [79.52.107.152]) by smtp.gmail.com with ESMTPSA id rs8sm243938ejb.17.2021.05.03.11.41.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 03 May 2021 11:41:06 -0700 (PDT) From: "Fabio M. De Francesco" To: Greg Kroah-Hartman Cc: outreachy-kernel@googlegroups.com, David Kershner , linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, Daniel Vetter , Matthew Wilcox Subject: Re: [Outreachy kernel] [PATCH v5] staging: unisys: visorhba: Convert module from IDR to XArray Date: Mon, 03 May 2021 20:41:05 +0200 Message-ID: <2381635.6tjctmx4mM@linux.local> In-Reply-To: References: <20210427150719.30841-1-fmdefrancesco@gmail.com> X-Mailing-List: linux-staging@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" On Monday, May 3, 2021 6:31:20 PM CEST Greg Kroah-Hartman wrote: > On Tue, Apr 27, 2021 at 05:07:19PM +0200, Fabio M. De Francesco wrote: > > Converted visorhba from IDR to XArray. The abstract data type XArray is > > more memory-efficient, parallelisable and cache friendly. It takes > > advantage of RCU to perform lookups without locking. > > And does any of that affect the runtime of this driver? > Unfortunately, I cannot tell. I had cc'ed the maintainer at Unisys but no response at all at now. > > I would need this to be tested by the maintainer before I could do > anything, and a review from willy@ would be also appreciated as I'm > guessing he asked you to do this? > I've contacted willy on #kernel-outreachy and said that you would appreciate a review from him. I hope he can find time to see that code. Thanks, Fabio > > thanks, > > greg k-h