From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Garrett Subject: Re: [PATCH] x86, efi: add no_bricked_efi whitelist Date: Wed, 20 Nov 2013 16:02:57 +0000 Message-ID: <1384963376.20536.3.camel@x230> References: <528C740A.6010407@jp.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <528C740A.6010407@jp.fujitsu.com> Content-Language: en-US Content-ID: Sender: linux-kernel-owner@vger.kernel.org To: "isimatu.yasuaki@jp.fujitsu.com" Cc: "linux-efi@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "matt.fleming@intel.com" , "jlee@suse.com" , "matt@console-pimps.org" , "richard@nod.at" , "cxie@redhat.com" List-Id: linux-efi@vger.kernel.org T24gV2VkLCAyMDEzLTExLTIwIGF0IDE3OjM0ICswOTAwLCBZYXN1YWtpIElzaGltYXRzdSB3cm90 ZToNCg0KPiBXaGVuIGJvb3RpbmcgbXkgc3lzdGVtLCByZW1haW5pbmcgc3BhY2Ugb2YgZWZpIHZh cmlhYmxlIHN0b3JhZ2UgaXMgYWJvdXQNCj4gNUtCLiBTbyB0aGVyZSBpcyBubyByb29tIHRoYXQg c2V0cyBhIG5ldyB2YXJpYWJsZSB0byB0aGUgc3RvcmFnZS4gT24gbXkNCj4gc3lzdGVtLCB0cmln Z2VyIG9mIGdjIGlzIHdoZW4gRUZJX09VVF9PRl9SRVNPVVJDRVMgb2NjdXJzIG9uIHByZSBPUw0K PiBlbnZpcm9ubWVudCB3aXRoIFVFRkkuIFNvIGlmIEVGSV9PVVRfT0ZfUkVTT1VSQ0VTIG9jY3Vy cyBieSB0aGUgNUtieXRlDQo+IHRocmVzaG9sZCwgbnZyYW0gc3RvcmFnZSBjYW5ub3QgYmUgdXNl ZCB1bnRpbCBFRklfT1VUX09GX1JFU09VUkNFUyBvY2N1cnMNCj4gb24gcHJlIE9TIGVudmlyb25t ZW50IHdpdGggVUVGSS4NCg0KQnkgInJlbWFpbmluZyBzcGFjZSBpcyBhYm91dCA1S0IiLCBkbyB5 b3UgbWVhbiB0aGF0IHRoZSByZXN0IG9mIHRoZQ0Kc3BhY2UgaXMgZmlsbGVkIHdpdGggdmFyaWFi bGVzIG9yIGRvIHlvdSBtZWFuIHRoYXQgdGhlcmUgaXMgbW9yZSBmcmVlDQpzcGFjZSBidXQgaXQg aGFzbid0IGJlZW4gZ2FyYmFnZSBjb2xsZWN0ZWQ/DQoNCi0tIA0KTWF0dGhldyBHYXJyZXR0IDxt YXR0aGV3LmdhcnJldHRAbmVidWxhLmNvbT4NCg== From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754134Ab3KTQDF (ORCPT ); Wed, 20 Nov 2013 11:03:05 -0500 Received: from mail-by2lp0241.outbound.protection.outlook.com ([207.46.163.241]:10619 "EHLO na01-by2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753830Ab3KTQDB (ORCPT ); Wed, 20 Nov 2013 11:03:01 -0500 From: Matthew Garrett To: "isimatu.yasuaki@jp.fujitsu.com" CC: "linux-efi@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "matt.fleming@intel.com" , "jlee@suse.com" , "matt@console-pimps.org" , "richard@nod.at" , "cxie@redhat.com" Subject: Re: [PATCH] x86, efi: add no_bricked_efi whitelist Thread-Topic: [PATCH] x86, efi: add no_bricked_efi whitelist Thread-Index: AQHO5ctsbQuFm47B1katHCc9ePY1AJouSFwA Date: Wed, 20 Nov 2013 16:02:57 +0000 Message-ID: <1384963376.20536.3.camel@x230> References: <528C740A.6010407@jp.fujitsu.com> In-Reply-To: <528C740A.6010407@jp.fujitsu.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [2001:470:1f07:1371:6267:20ff:fec3:2318] x-forefront-prvs: 0036736630 x-forefront-antispam-report: SFV:NSPM;SFS:(189002)(199002)(24454002)(377424004)(31966008)(47736001)(50986001)(47976001)(74662001)(49866001)(4396001)(53806001)(69226001)(74366001)(19580395003)(80976001)(19580405001)(87266001)(46102001)(83072001)(54316002)(51856001)(56776001)(54356001)(81342001)(2656002)(65816001)(77096001)(80022001)(74876001)(77982001)(81816001)(56816003)(59766001)(87936001)(76482001)(47446002)(74502001)(83322001)(81542001)(33716001)(76796001)(74706001)(63696002)(33646001)(85306002)(76786001)(81686001)(79102001)(3826001);DIR:OUT;SFP:;SCL:1;SRVR:BN1PR05MB424;H:BN1PR05MB423.namprd05.prod.outlook.com;CLIP:2001:470:1f07:1371:6267:20ff:fec3:2318;FPR:;RD:InfoNoRecords;MX:1;A:1;LANG:en; Content-Type: text/plain; charset="utf-8" Content-ID: MIME-Version: 1.0 X-OriginatorOrg: nebula.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by mail.home.local id rAKG39Rv010549 On Wed, 2013-11-20 at 17:34 +0900, Yasuaki Ishimatsu wrote: > When booting my system, remaining space of efi variable storage is about > 5KB. So there is no room that sets a new variable to the storage. On my > system, trigger of gc is when EFI_OUT_OF_RESOURCES occurs on pre OS > environment with UEFI. So if EFI_OUT_OF_RESOURCES occurs by the 5Kbyte > threshold, nvram storage cannot be used until EFI_OUT_OF_RESOURCES occurs > on pre OS environment with UEFI. By "remaining space is about 5KB", do you mean that the rest of the space is filled with variables or do you mean that there is more free space but it hasn't been garbage collected? -- Matthew Garrett {.n++%ݶw{.n+{G{ayʇڙ,jfhz_(階ݢj"mG?&~iOzv^m ?I