Return-Path: Received: from us-smtp-delivery-194.mimecast.com ([216.205.24.194]:57394 "EHLO us-smtp-delivery-194.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752842AbcJYTev (ORCPT ); Tue, 25 Oct 2016 15:34:51 -0400 From: Trond Myklebust To: Fields Bruce James CC: List Linux NFS Mailing , Rusty Russell , Christoph Hellwig , "linux-crypto@vger.kernel.org" Subject: Re: [PATCH] sunrpc: don't pass on-stack memory to sg_set_buf Date: Tue, 25 Oct 2016 19:34:43 +0000 Message-ID: References: <20161025184538.GA4612@fieldses.org> In-Reply-To: <20161025184538.GA4612@fieldses.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-nfs-owner@vger.kernel.org List-ID: DQo+IE9uIE9jdCAyNSwgMjAxNiwgYXQgMTQ6NDUsIEouIEJydWNlIEZpZWxkcyA8YmZpZWxkc0Bm aWVsZHNlcy5vcmc+IHdyb3RlOg0KPiANCj4gRnJvbTogIkouIEJydWNlIEZpZWxkcyIgPGJmaWVs ZHNAcmVkaGF0LmNvbT4NCj4gDQo+IEFzIG9mIGFjNGU5N2FiY2U5YiAic2NhdHRlcmxpc3Q6IHNn X3NldF9idWYoKSBhcmd1bWVudCBtdXN0IGJlIGluIGxpbmVhcg0KPiBtYXBwaW5nIiwgc2dfc2V0 X2J1ZiBoaXRzIGEgQlVHIHdoZW4gbWFrZV9jaGVja3N1bV92Mi0+eGRyX3Byb2Nlc3NfYnVmLA0K PiBhbW9uZyBvdGhlciBjYWxsZXJzLCBwYXNzZXMgaXQgbWVtb3J5IG9uIHRoZSBzdGFjay4NCj4g DQo+IFdlIG9ubHkgbmVlZCBhIHNjYXR0ZXJsaXN0IHRvIHBhc3MgdGhpcyB0byB0aGUgY3J5cHRv IGNvZGUsIGFuZCBpdCBzZWVtcw0KPiBsaWtlIG92ZXJraWxsIHRvIHJlcXVpcmUga21hbGxvYydk IG1lbW9yeSBqdXN0IHRvIGVuY3J5cHQgYSBmZXcgYnl0ZXMsDQo+IGJ1dCBmb3Igbm93IHRoaXMg c2VlbXMgdGhlIGJlc3QgZml4Lg0KPiANCj4gTm90ZSBtYW55IG9mIHRoZXNlIGNhbGxlcnMgYXJl IGluIHRoZSBORlMgd3JpdGUgcGF0aHMsIHNvIHdlIHNob3VsZG4ndA0KPiByZWFsbHkgYmUgYWxs b2NhdGluZyBHRlBfS0VSTkVMLiAgQnV0IHdlIGFscmVhZHkgaGF2ZSBvdGhlciBhbGxvY2F0aW9u cw0KPiBpbiB0aGVzZSBjb2RlIHBhdGhzLiAgQSBsYXJnZXIgcmVkZXNpZ24gbWF5IGJlIG5lY2Vz c2FyeSB0byBhbGxvdw0KPiBhbGxvY2F0aW9ucyB0byBiZSBkb25lIGVhcmxpZXIuDQoNCk5BQ0vi gKYgIEkgYWdyZWUgdGhhdCB0aGVyZSBtYXkgYWxyZWFkeSBiZSBib3JrYWdlIGluIFJQQ1NFQ19H U1MtbGFuZCwgYnV0IHRoYXTigJlzIG5vdCBhIHJlYXNvbiB0byBiZSBhZGRpbmcgdG8gdGhlIHBp bGUgb2YgdGhpbmdzIHRoYXQgbmVlZCB0byBiZSBmaXhlZOKApiBUaGUgYWxsb2NhdGlvbnMgdGhh dCBsaWUgaW4gdGhlIFJQQyBjbGllbnTigJlzIGVuY29kZS9kZWNvZGUgcGF0aCBkbyBuZWVkIHRv IGJlIEdGUF9OT0ZT4oCmLg0KDQo=