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[184.72.5.93]) by smtp.gmail.com with ESMTPSA id x7-20020a05620a098700b006bc56c063fcsm73282qkx.62.2022.09.20.08.50.45 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 20 Sep 2022 08:50:46 -0700 (PDT) From: Rhett Aultman X-Google-Original-From: Rhett Aultman Date: Tue, 20 Sep 2022 11:50:44 -0400 (EDT) To: linux-can@vger.kernel.org Subject: Re: [PATCH 0/1] can: gs_usb: remove dma allocations In-Reply-To: <20220920154724.861093-1-rhett.aultman@samsara.com> Message-ID: <4582a8b5-f238-25a6-86d0-211d1b18f1@samsara.com> References: <20220913204110.89730-1-rhett.aultman@samsara.com> <20220920154724.861093-1-rhett.aultman@samsara.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Proofpoint-ORIG-GUID: 1hapudbCPDlFnJLCvS_N3qUraPQLUD6v X-Proofpoint-GUID: 1hapudbCPDlFnJLCvS_N3qUraPQLUD6v X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.895,Hydra:6.0.528,FMLib:17.11.122.1 definitions=2022-09-20_06,2022-09-20_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 lowpriorityscore=0 priorityscore=1501 impostorscore=0 adultscore=0 mlxlogscore=737 clxscore=1015 malwarescore=0 spamscore=0 suspectscore=0 mlxscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2209130000 definitions=main-2209200094 Precedence: bulk List-ID: X-Mailing-List: linux-can@vger.kernel.org Apologies for the mixed-up subject lines. That's my mistake. --Rhett On Tue, 20 Sep 2022, Rhett Aultman wrote: > Hi all, > > Please find here an updated patch from Vasanth incorporating Marc's feedback. > > Vasanth performed his benchmarking tests again and found no change in the > results, so the remarks in our PDF are still current and valid. > > If there aren't any concerns with how we're checking performance without DMA, > then perhaps we should double-check this on an ARM platform and then proceed? > > > Best, > Rhett Aultman >