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Fri, 20 Nov 2020 01:33:22 +0000 From: Song Liu To: Roman Gushchin CC: "bpf@vger.kernel.org" , "ast@kernel.org" , "daniel@iogearbox.net" , "netdev@vger.kernel.org" , "andrii@kernel.org" , "akpm@linux-foundation.org" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , Kernel Team Subject: Re: [PATCH bpf-next v7 09/34] bpf: refine memcg-based memory accounting for cpumap maps Thread-Topic: [PATCH bpf-next v7 09/34] bpf: refine memcg-based memory accounting for cpumap maps Thread-Index: AQHWvprVcDrfb3rXkUufXd+Cb3ra/anQPQ4A Date: Fri, 20 Nov 2020 01:33:22 +0000 Message-ID: References: <20201119173754.4125257-1-guro@fb.com> <20201119173754.4125257-10-guro@fb.com> In-Reply-To: <20201119173754.4125257-10-guro@fb.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: Apple Mail (2.3608.120.23.2.4) x-originating-ip: [2620:10d:c090:400::5:f2e3] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: a66021e9-ade7-4f50-517a-08d88cf444f7 x-ms-traffictypediagnostic: BYAPR15MB4118: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-fb-source: Internal x-ms-oob-tlc-oobclassifiers: OLM:923; 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charset="us-ascii" Content-ID: <29B9ADD0A0591A45BE2DB3483729DCBA@namprd15.prod.outlook.com> Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: BYAPR15MB2999.namprd15.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: a66021e9-ade7-4f50-517a-08d88cf444f7 X-MS-Exchange-CrossTenant-originalarrivaltime: 20 Nov 2020 01:33:22.8923 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 8ae927fe-1255-47a7-a2af-5f3a069daaa2 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: /KqAzuXxzXYEcn67PnV1FyTgTo+A7FfodFwZynrz2lTkBnVLYNFG5KwYFlRDA+l7G+OqsibaI45gMogcGDrw3g== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR15MB4118 X-OriginatorOrg: fb.com X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.312,18.0.737 definitions=2020-11-19_14:2020-11-19,2020-11-19 signatures=0 X-Proofpoint-Spam-Details: rule=fb_default_notspam policy=fb_default score=0 mlxlogscore=838 adultscore=0 phishscore=0 bulkscore=0 clxscore=1015 mlxscore=0 priorityscore=1501 spamscore=0 malwarescore=0 suspectscore=0 lowpriorityscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2011200009 X-FB-Internal: deliver Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > On Nov 19, 2020, at 9:37 AM, Roman Gushchin wrote: >=20 > Include metadata and percpu data into the memcg-based memory > accounting. Switch allocations made from an update path to > new bpf_map_* allocation helpers to make the accounting work > properly from an interrupt context. >=20 > Signed-off-by: Roman Gushchin Acked-by: Song Liu