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Wed, 27 Jan 2021 22:33:49 -0800 Received: from hasmsx602.ger.corp.intel.com (10.184.107.142) by LCSMSX602.ger.corp.intel.com (10.109.210.11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Thu, 28 Jan 2021 08:33:47 +0200 Received: from hasmsx602.ger.corp.intel.com ([10.184.107.142]) by HASMSX602.ger.corp.intel.com ([10.184.107.142]) with mapi id 15.01.1713.004; Thu, 28 Jan 2021 08:33:47 +0200 From: "Winkler, Tomas" To: Richard Weinberger Subject: RE: [PATCH] mtd: use refcount to prevent corruption Thread-Topic: [PATCH] mtd: use refcount to prevent corruption Thread-Index: AQHW9OeD00Da249Jw0qJn6+VIZAeUao7z7AAgAAh5BBxoBSOfPxzntFA Date: Thu, 28 Jan 2021 06:33:47 +0000 Message-ID: References: <20210127200319.662842-1-tomas.winkler@intel.com> <9732911.325628.1611780400338.JavaMail.zimbra@nod.at> <1776363776.325713.1611782270873.JavaMail.zimbra@nod.at> In-Reply-To: <1776363776.325713.1611782270873.JavaMail.zimbra@nod.at> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-reaction: no-action dlp-version: 11.5.1.3 x-originating-ip: [10.22.254.132] MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210128_013354_581278_43E211A3 X-CRM114-Status: GOOD ( 19.16 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-kernel , linux-mtd , Vignesh Raghavendra , Miquel Raynal Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org DQo+IA0KPiAtLS0tLSBVcnNwcsO8bmdsaWNoZSBNYWlsIC0tLS0tDQo+ID4+ID4gV2hlbiB1bmRl cmx5aW5nIGRldmljZSBpcyByZW1vdmVkIG10ZCBjb3JlIHdpbGwgY3Jhc2ggaW4gY2FzZSB1c2Vy DQo+ID4+ID4gc3BhY2UgaXMgc3RpbGwgaG9sZGluZyBhbiBvcGVuIGhhbmRsZSB0byBhIG10ZCBk ZXZpY2Ugbm9kZS4NCj4gPj4gPiBBIHByb3BlciByZWZjb3VudGluZyBpcyBuZWVkZWQgc28gZGV2 aWNlIGlzIHJlbGVhc2Ugb25seSB3aGVuIGENCj4gPj4gPiBwYXJ0aXRpb24gaGFzIG5vIGFjdGl2 ZSB1c2Vycy4gVGhlIGN1cnJlbnQgc2ltcGxlIGNvdW50ZXIgaXMgbm90DQo+ID4+ID4gc3VmZmlj aWVudC4NCj4gPj4NCj4gPj4gQ2FuIHlvdSBwbGVhc2UgZXhwbGFpbiBhIGxpdHRsZSBtb3JlIHdo YXQgZGV2aWNlcyBhcmUgaW52b2x2ZWQ/DQo+ID4+IERvZXMgaXQgaW1wbGVtZW50IF9nZXRfZGV2 aWNlKCkgYW5kIF9wdXRfZGV2aWNlKCk/DQo+ID4gTm8gdGhpcyBpcyBub3QgY29ubmVjdGVkIHRv IHRob3NlIGhhbmRsZXJzIG9mIHRoZSB1bmRlcmx5aW5nIGRldmljZQ0KPiA+IGFuZCB0aG9zZSB3 b24ndCBoZWxwLg0KPiA+IEkgaGF2ZSBhIHNwaSBkZXZpY2UgcHJvdmlkZWQgYnkgTUZEIGZyYW1l d29yayBzbyBpdCBjYW4gZ28gYXdheSBhbnl0aW1lLg0KPiANCj4gQ2FuIGl0IGdvIGF3YXkgcGh5 c2ljYWxseSBvciBqdXN0IGluIHNvZnR3YXJlPw0KU29mdHdhcmUsIGJ1dCBzaW5jZSB0aGlzIGlz IG1mZCBpdCdzIGJhc2ljYWxseSBob3RwbHVnLiBUaGUga2VybmVsIGlzIGNyYXNoaW5nIHdoZW4g SSBzaW11bGF0ZSBoYXJkd2FyZSBmYWlsdXJlLg0KPiANCj4gVXN1YWxseSB0aGUgcGF0dGVybiBp cyB0aGF0IHlvdSBtYWtlIHN1cmUgaW4gdGhlIGRldmljZSBkcml2ZXIgdGhhdCBub2JvZHkgY2Fu DQo+IG9ycGhhbiB0aGUgTVREIHdoaWxlIGl0IGlzIGluIHVzZS4NCj4gZS5nLiBkcml2ZXJzL210 ZC91YmkvZ2x1ZWJpLmMgZG9lcyBzby4gSW4gX2dldF9kZXZpY2UoKSBpdCBncmFicyBhIHJlZmVy ZW5jZSBvbg0KPiB0aGUgdW5kZXJseWluZyBVQkkgdm9sdW1lIHRvIG1ha2Ugc3VyZSBpdCBjYW5u b3QgZ28gYXdheSB3aGlsZSB0aGUgTVREIChvbg0KPiB0b3Agb2YgVUJJKSBpcyBpbiB1c2UuDQoN CkkgY2FuIHRyeSB0aGF0IGlmIGl0IGhlbHBzLCBiZWNhdXNlIHdlIGFyZSBzaW11bGF0aW5nIHBv c3NpYmxlIGxvd2VyIGxldmVsIGNyYXNoLiANCkluIGFuIGNhc2UgSSBiZWxpZXZlIHRoYXQgdGhl IHByb3BlciByZWZjb3V0aW5nIGlzIG11Y2ggbW9yZSByb2J1c3Qgc29sdXRpb24sIHRoYW4gdGhl IGN1cnJlbnQgb25lLg0KSSdkIGFwcHJlY2lhdGUgaWYgc29tZW9uZSBjYW4gcmV2aWV3IHRoZSBh Y3R1YWwgaW1wbGVtZW50YXRpb24uIA0KDQpUaGFua3MNClRvbWFzDQoNCl9fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpMaW51eCBNVEQgZGlzY3Vz c2lvbiBtYWlsaW5nIGxpc3QKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0 aW5mby9saW51eC1tdGQvCg==