From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 5935E45B3A; Mon, 14 Oct 2024 19:10:47 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 12024402C3; Mon, 14 Oct 2024 19:10:47 +0200 (CEST) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by mails.dpdk.org (Postfix) with ESMTP id 9D5304026C for ; Mon, 14 Oct 2024 19:10:45 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1728925845; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=hQ0jaDK0MqIm9MFiRRvMeJIbXKAssfWpu/m+gSDiRg0=; b=LU0OEk7n6JsXH25AmvmNF0I44d0D9RMPnIp9UPV0l3Q7QlLXxWCAeJglFC0Rr0oEOjx1jG cvKusgesR3KyPqaJm6vtObIEB2vksjRH9qVWs8dFqcZ3RKraCFS6ioCKOTp5LmAefhFLQl ZPAXRwQflV2x+YJqZtXRay3BFllSJwM= Received: from mail-lf1-f70.google.com (mail-lf1-f70.google.com [209.85.167.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-650-j2shgnJwP2qnRhPNBp3wUw-1; Mon, 14 Oct 2024 13:10:43 -0400 X-MC-Unique: j2shgnJwP2qnRhPNBp3wUw-1 Received: by mail-lf1-f70.google.com with SMTP id 2adb3069b0e04-539fbbadca7so811664e87.3 for ; Mon, 14 Oct 2024 10:10:43 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728925842; x=1729530642; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=hQ0jaDK0MqIm9MFiRRvMeJIbXKAssfWpu/m+gSDiRg0=; b=hnIuf45bD6g3PRhnkN3bkNlGm6ZsMlDSGbyUJVRKsGlOrLWw7MV2Fg99unVgBAfYhD FBYVLk2h31SDxYhR5y8/gnpOP1QorPnX3krwDC4PSlyuPeb+DVLQkQ126xasjmMSZ8+A 5DpnLxrNCHhaPQy/IygFpsyxET63hkBKKnhjKSdZUW+kBSiQkftG0bIDh0NDxvN/a/kD UYZYyOHyYoWJUB1lJIC7hVBszH66QOC44mxc1VeZw3m+CszWXIAPgKoEr18ZBr4xe92v tsKFcvgTLKPcH+WBNbhGadKAFUr23jXHPSWEG9irS82qjBjRx9nLkug5PGgnM7X7Cy/l eq5g== X-Gm-Message-State: AOJu0YwsbJmGGXYyvfxsPuv2AWG/k5VybvfLRNu1W+Lp/aM+WIuftJhK neSOO8JkoINISxRyQwYfu/qpK4FplgyMRywn1pxUR0gS/VQ3mYbdn+PxWz4iVkh4eboDeQ+Yc7J NHR9AeL+OKpHzmcHi5ma+ZIModm+U5Ix+tQnmpoAC8Sf9twKLKTpnN3BWO4SZJmD04uz1SbAZrx WKpLTfY3v42udFGc8= X-Received: by 2002:a05:6512:3511:b0:539:fc23:1497 with SMTP id 2adb3069b0e04-539fc23159cmr1039336e87.9.1728925842109; Mon, 14 Oct 2024 10:10:42 -0700 (PDT) X-Google-Smtp-Source: AGHT+IH3SxncGyD3CoZXgD5lK4pz43g2t0XcgR3yGf3wpSHEnFbFucJ+mxldWd3Qvzj3Xm6apT2YJMZw/e0ATj6GCzs= X-Received: by 2002:a05:6512:3511:b0:539:fc23:1497 with SMTP id 2adb3069b0e04-539fc23159cmr1039325e87.9.1728925841652; Mon, 14 Oct 2024 10:10:41 -0700 (PDT) MIME-Version: 1.0 References: <20241008175524.450829-1-vladimir.medvedkin@intel.com> <20241010112734.682093-1-vladimir.medvedkin@intel.com> In-Reply-To: <20241010112734.682093-1-vladimir.medvedkin@intel.com> From: David Marchand Date: Mon, 14 Oct 2024 19:10:30 +0200 Message-ID: Subject: Re: [PATCH v3 1/2] fib: implement RCU rule reclamation To: Vladimir Medvedkin Cc: dev@dpdk.org, rjarry@redhat.com, mb@smartsharesystems.com, stephen@networkplumber.org, ruifeng.wang@arm.com, honnappa.nagarahalli@arm.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org On Thu, Oct 10, 2024 at 1:27=E2=80=AFPM Vladimir Medvedkin wrote: > > Currently, for DIR24-8 algorithm, the tbl8 group is freed even though the > readers might be using the tbl8 group entries. The freed tbl8 group can > be reallocated quickly. As a result, lookup may be performed incorrectly. > > To address that, RCU QSBR is integrated for safe tbl8 group reclamation. > > Signed-off-by: Vladimir Medvedkin > Acked-by: Stephen Hemminger Applied (even though I sent comments), thanks. --=20 David Marchand