From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f41.google.com (mail-wm0-f41.google.com [74.125.82.41]) by dpdk.org (Postfix) with ESMTP id B24F39A81 for ; Tue, 14 Jun 2016 21:13:53 +0200 (CEST) Received: by mail-wm0-f41.google.com with SMTP id v199so134487836wmv.0 for ; Tue, 14 Jun 2016 12:13:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=6wind-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:user-agent:in-reply-to :references:mime-version:content-transfer-encoding; bh=7tZfY8as7XKMnhNO5jhIIvX9p/2eojkGrYOtZPmqRf4=; b=KIXfAXH1R2wyJqRQAq7QkdYPsbpvfZzDizLp9/0YZaoG96CgKSNiNLBjNE6LtB/MmJ +16ph3adFga/iJ/C4/J+Sp//M+2+NIf9E/noU4vID/AWUdvlJJE+hEENh9D8Sh+KB05m ohU4O8XKZ2FBKO6fMw11v5DnO1U7AZq7cEBfiBbJmepS0AxCo/yxDdf77akd0IsHzW6n uNg5br1QfNDXbJ9t3zEjjf0nnrlW0xH/BeNP2vsDBkW/OLdlW3AaivbI5AH2uY0N5+5m /3BUh/Z2rKEXKmeh03F4n8ajnO73TUz0MlOeZ7sPeqAKrht9sCwxqWikshnnmonh0csh pIow== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:user-agent :in-reply-to:references:mime-version:content-transfer-encoding; bh=7tZfY8as7XKMnhNO5jhIIvX9p/2eojkGrYOtZPmqRf4=; b=I/tbUN3EqOtbVIyhbblTRGUbS3Udz7N1rWc9MDUTZ1C/NYtywquOnOKf+C/vVfAXuQ HfSYt8XI5Gib+BPMqWfcZVg1K37tMizVmwlI4eK0auEjPVLvlOl7Ao8kyIIFSLdysT1e dGJ12kEB2TlFznZKyO+AwErvCdAw+1sfB3eIAXMCSCYAinssc8BLMHhzSRUJbkj/iqVY HPzJKaGGRqXhTH0b+XgFOzJsQV+enCJi9j3LPFz67PUd9/lWJ2GgN5tppTyTEaxI8N45 +lophhShwSkeZUCIrTdgxTQCwjNwh9PoYjLcqPxMLgoIMnqVL7pfXt3un52bY9VlFsTz 9y+w== X-Gm-Message-State: ALyK8tI43VOla+no8b2f1g0eWttOeeohyJ+N2lzoAesTfPBx+uZox6V/NTCagkKjUlMVP5/5 X-Received: by 10.194.25.135 with SMTP id c7mr7405098wjg.63.1465931633560; Tue, 14 Jun 2016 12:13:53 -0700 (PDT) Received: from xps13.localnet (184.203.134.77.rev.sfr.net. [77.134.203.184]) by smtp.gmail.com with ESMTPSA id ib10sm30073892wjb.31.2016.06.14.12.13.52 (version=TLSv1/SSLv3 cipher=OTHER); Tue, 14 Jun 2016 12:13:52 -0700 (PDT) From: Thomas Monjalon To: Jasvinder Singh Cc: dev@dpdk.org, cristian.dumitrescu@intel.com Date: Tue, 14 Jun 2016 21:13:52 +0200 Message-ID: <2051818.XZUsO1yvAA@xps13> User-Agent: KMail/4.14.10 (Linux/4.5.4-1-ARCH; KDE/4.14.11; x86_64; ; ) In-Reply-To: <1465735367-187704-1-git-send-email-jasvinder.singh@intel.com> References: <1465658356-59012-1-git-send-email-jasvinder.singh@intel.com> <1465735367-187704-1-git-send-email-jasvinder.singh@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-dev] [PATCH v2] ip_pipeline: fix false cacheline sharing among threads X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 14 Jun 2016 19:13:53 -0000 2016-06-12 13:42, Jasvinder Singh: > In ip_pipeline app, the structure app_thread_data needs to be aligned to > the cache line boundary as threads on different cpu cores are accessing > fields of the app->thread_data and having this structure not aligned on > cacheline boundary leads to false cacheline sharing. > > Fixes: 7f64b9c004aa ("examples/ip_pipeline: rework config file syntax") > > Signed-off-by: Jasvinder Singh > Acked-by: Cristian Dumitrescu Applied, thanks