From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mx1.redhat.com ([209.132.183.28]) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1VmJfq-0001gR-FD for kexec@lists.infradead.org; Fri, 29 Nov 2013 08:43:43 +0000 Date: Fri, 29 Nov 2013 16:42:57 +0800 From: Dave Young Subject: Re: [PATCH v4 10/12] x86: export x86 boot_params to sysfs Message-ID: <20131129084257.GC4186@dhcp-16-126.nay.redhat.com> References: <1385445477-9665-1-git-send-email-dyoung@redhat.com> <1385445477-9665-11-git-send-email-dyoung@redhat.com> <20131127145634.GG32267@pd.tnic> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20131127145634.GG32267@pd.tnic> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "kexec" Errors-To: kexec-bounces+dwmw2=twosheds.infradead.org@lists.infradead.org To: Borislav Petkov Cc: mjg59@srcf.ucam.org, linux-efi@vger.kernel.org, toshi.kani@hp.com, matt@console-pimps.org, greg@kroah.com, x86@kernel.org, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, James.Bottomley@HansenPartnership.com, horms@verge.net.au, ebiederm@xmission.com, hpa@zytor.com, vgoyal@redhat.com T24gMTEvMjcvMTMgYXQgMDM6NTZwbSwgQm9yaXNsYXYgUGV0a292IHdyb3RlOgo+IE9uIFR1ZSwg Tm92IDI2LCAyMDEzIGF0IDAxOjU3OjU1UE0gKzA4MDAsIERhdmUgWW91bmcgd3JvdGU6Cj4gPiBr ZXhlYy10b29scyB1c2UgYm9vdF9wYXJhbXMgZm9yIGdldHRpbmcgdGhlIDFzdCBrZXJuZWwgaGFy ZHdhcmVfc3ViYXJjaCwKPiA+IHRoZSBrZXhlYyBrZXJuZWwgZWZpIHJ1bnRpbWUgc3VwcG9ydCBh bHNvIG5lZWQgcmVhZCB0aGUgb2xkIGVmaV9pbmZvIGZyb20KPiA+IGJvb3RfcGFyYW1zLiBDdXJy ZW50bHkgaXQgZXhpc3RzIGluIGRlYnVnZnMgd2hpY2ggaXMgbm90IGEgZ29vZCBwbGFjZSBmb3IK PiA+IHN1Y2ggaW5mb21hdGlvbi4gUGVyIEhQQSwgd2Ugc2hvdWxkIGF2b2lkIG9mICJzcGxvaXQg ZGVidWdmcyIuCj4gPiAKPiA+IEluIHRoaXMgcGF0Y2ggL3N5cy9rZXJuZWwvYm9vdF9wYXJhbXMg YXJlIGV4cG9ydGVkLCBhbHNvIHRoZSBzZXR1cF9kYXRhCj4gPiBpcyBleHBvcnRlZCBhcyBhIHN1 YmRpcmVjdG9yeS4gRm9yIG9yaWdpbmFsIGRlYnVnZnMgc2luY2UgaXQncyBhbHJlYWR5Cj4gPiB0 aGVyZSBmb3IgbG9uZyB0aW1lIGFuZCBrZXhlYy10b29scyBpcyB1c2luZyBpdCBmb3IgaGFyZHdh cmVfc3ViYXJjaCBzbwo+ID4gbGV0J3MgZG8gbm90IHJlbW92ZSB0aGVtIGZvciBub3cuCj4gCj4g ImtleGVjLXRvb2xzIGlzIHVzaW5nIGRlYnVnZnMgZm9yIGhhcmR3YXJlX3N1YmFyY2ggZm9yIGEg bG9uZyB0aW1lIG5vdwo+IHNvIHdlJ3JlIG5vdCByZW1vdmluZyBpdCB5ZXQuIgoKV2lsbCB0YWtl IGFib3ZlIGxvZywgdGhhbmtzLgoKPiAKPiA+IFN0cnVjdHVyZSBhcmUgbGlrZSBiZWxvdzoKPiAK PiAJICAgIGlzCgpXaWxsIGZpeAoKPiAKPiA+IAo+ID4gL3N5cy9rZXJuZWwvYm9vdF9wYXJhbXMK PiA+IOKUnOKUgOKUgCBkYXRhCQkvKiBiaW5hcnkgZGF0YSBmb3IgYm9vdF9wYXJhbXMgKi8KPiAK PiBZb3UgbWVhbiAiYm9vdF9wYXJhbXMgaW4gYmluYXJ5Ij8KClllcywgImJvb3RfcGFyYW1zIGlu IGJpbmFyeSIgaXMgYmV0dGVyLCB3aWxsIHVzZQoKPiAKPiA+IOKUnOKUgOKUgCBzZXR1cF9kYXRh ICAJLyogc3ViZGlyZWN0b3J5IGZvciBzZXR1cF9kYXRhIGlmIHRoZXJlJ3MgYW55ICovCj4gCj4g bm8gbmVlZCBmb3IgdGhhdCBjb21tZW50CgpPawoKPiAKPiA+IOKUgsKgwqAg4pSc4pSA4pSAIDAJ CS8qIHRoZSBmaXJzdCBzZXR1cF9kYXRhIG5vZGUgKi8KPiA+IOKUgsKgwqAg4pSCwqDCoCDilJzi lIDilIAgZGF0YQkvKiBiaW5hcnkgZGF0YSBmb3Igc2V0dXBfZGF0YSBub2RlIDAgKi8KPiAKPiAi c2V0dXBfZGF0YSBub2RlIDAgaW4gYmluYXJ5IgoKV2lsbCBkby4KCj4gCj4gPiDilILCoMKgIOKU gsKgwqAg4pSU4pSA4pSAIHR5cGUJLyogc2V0dXBfZGF0YSB0eXBlIG9mIHNldHVwX2RhdGEgbm9k ZSAwLCBoZXggc3RyaW5nICovCj4gPiB8ICAgW3NuaXBdCQkvKiBvdGhlciBzZXR1cF9kYXRhIG5v ZGVzIC4uLiAqLwo+ID4g4pSU4pSA4pSAIHZlcnNpb24JCS8qIGhleCBzdHJpbmcgZm9yIGJvb3Qg cHJvdG9jYWwgdmVyc2lvbiAqLwo+IAo+ICJib290IHByb3RvY29sIHZlcnNpb24gKGluIGhleCwg IjB4IiBwcmVmaXhlZCkiCgpXaWxsIGZpeC4KCj4gCj4gPiAKPiA+IENoYW5nZWxvZzoKPiA+IEdy ZWc6IHVzZSBfX0FUVFJfUk8oKSBhbmQgZ3JvdXAgYXR0ci4KPiA+IAo+ID4gU2lnbmVkLW9mZi1i eTogRGF2ZSBZb3VuZyA8ZHlvdW5nQHJlZGhhdC5jb20+Cj4gPiAtLS0KPiA+ICBEb2N1bWVudGF0 aW9uL0FCSS90ZXN0aW5nL3N5c2ZzLWtlcm5lbC1ib290X3BhcmFtcyB8ICA0MCArKysKPiA+ICBh cmNoL3g4Ni9rZXJuZWwvTWFrZWZpbGUgICAgICAgICAgICAgICAgICAgICAgICAgICB8ICAgMiAr LQo+ID4gIGFyY2gveDg2L2tlcm5lbC9rc3lzZnMuYyAgICAgICAgICAgICAgICAgICAgICAgICAg IHwgMzM5ICsrKysrKysrKysrKysrKysrKysrKwo+ID4gIDMgZmlsZXMgY2hhbmdlZCwgMzgwIGlu c2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKPiA+ICBjcmVhdGUgbW9kZSAxMDA2NDQgRG9jdW1l bnRhdGlvbi9BQkkvdGVzdGluZy9zeXNmcy1rZXJuZWwtYm9vdF9wYXJhbXMKPiA+ICBjcmVhdGUg bW9kZSAxMDA2NDQgYXJjaC94ODYva2VybmVsL2tzeXNmcy5jCj4gPiAKPiA+IGRpZmYgLS1naXQg YS9Eb2N1bWVudGF0aW9uL0FCSS90ZXN0aW5nL3N5c2ZzLWtlcm5lbC1ib290X3BhcmFtcyBiL0Rv Y3VtZW50YXRpb24vQUJJL3Rlc3Rpbmcvc3lzZnMta2VybmVsLWJvb3RfcGFyYW1zCj4gPiBuZXcg ZmlsZSBtb2RlIDEwMDY0NAo+ID4gaW5kZXggMDAwMDAwMC4uODAxNGE5Mwo+ID4gLS0tIC9kZXYv bnVsbAo+ID4gKysrIGIvRG9jdW1lbnRhdGlvbi9BQkkvdGVzdGluZy9zeXNmcy1rZXJuZWwtYm9v dF9wYXJhbXMKPiA+IEBAIC0wLDAgKzEsNDAgQEAKPiA+ICtXaGF0OgkJL3N5cy9rZXJuZWwvYm9v dF9wYXJhbXMKPiA+ICtEYXRlOgkJTm92ZW1iZXIgMjAxMwo+ID4gK0NvbnRhY3Q6CURhdmUgWW91 bmcgPGR5b3VuZ0ByZWRoYXQuY29tPgo+ID4gK0Rlc2NyaXB0aW9uOgo+ID4gKwkJVGhlIC9zeXMv a2VybmVsL2Jvb3RfcGFyYW1zIGRpcmVjdG9yeSBjb250YWlucyB0d28KPiA+ICsJCWZpbGVzOiAi ZGF0YSIgYW5kICJ2ZXJzaW9uIiBhbmQgb25lIHN1YmRpcmVjdG9yeSAic2V0dXBfZGF0YSIuCj4g PiArCQlJdCBpcyB1c2VkIHRvIGV4cG9ydCB0aGUga2VybmVsIGJvb3QgcGFyYW1ldGVycyBvZiB4 ODYKPiAKPiAiLi4uIG9mIGFuIHg4NiBwbGF0Zm9ybSB0byB1c2Vyc3BhY2UgZm9yIGtleGVjIGFu ZCBkZWJ1Z2dpbmcgcHVycG9zZXMuIgoKV2lsbCB1cGRhdGUKCj4gCj4gPiArCQlwbGF0Zm9ybSB0 byB1c2VyIHNwYWNlIGZvciBrZXhlYyBhbmQgZGVidWdnaW5nIHB1cnBvc2UuCj4gPiArCj4gPiAr CQlJZiB0aGVyZSdzIG5vIHNldHVwX2RhdGEgaW4gYm9vdF9wYXJhbXMgdGhlIHN1YmRpcmVjdG9y eSB3aWxsCj4gPiArCQlub3QgYmUgY3JlYXRlZC4KPiA+ICsKPiA+ICsJCSJkYXRhIiBmaWxlIGlz IHRoZSBiaW5hcnkgcmVwcmVzZW50YXRpb24gb2Ygc3RydWN0IGJvb3RfcGFyYW1zLgo+ID4gKwo+ ID4gKwkJInZlcnNpb24iIGZpbGUgaXMgdGhlIHN0cmluZyByZXByZXNlbnRhdGlvbiBvZiBib290 Cj4gPiArCQlwcm90b2NvbCB2ZXJzaW9uLgo+ID4gKwo+ID4gKwkJInNldHVwX2RhdGEiIHN1YmRp cmVjdG9yeSBjb250YWlucyB0aGUgc2V0dXBfZGF0YSBkYXRhCj4gPiArCQlzdHJ1Y3R1cmUgaW4g Ym9vdF9wYXJhbXMuIHNldHVwX2RhdGEgaXMgbWFpbnRhaW5lZCBpbiBrZXJuZWwKPiA+ICsJCWFz IGEgbGluayBsaXN0LiBJbiAic2V0dXBfZGF0YSIgc3ViZGlyZWN0b3J5IHRoZXJlJ3Mgb25lCj4g PiArCQlzdWJkaXJlY3RvcnkgZm9yIGVhY2ggbGluayBsaXN0IG5vZGUgbmFtZWQgd2l0aCB0aGUg bnVtYmVyCj4gPiArCQlvZiB0aGUgbGlzdCBub2Rlcy4gVGhlIGxpc3Qgbm9kZSBzdWJkaXJlY3Rv cnkgY29udGFpbnMgdHdvCj4gPiArCQlmaWxlcyAidHlwZSIgYW5kICJkYXRhIi4gInR5cGUiIGZp bGUgaXMgdGhlIHN0cmluZwo+ID4gKwkJcmVwcmVzZW50YXRpb24gb2Ygc2V0dXBfZGF0YSB0eXBl Lgo+IAo+IHN0cmluZyBvciBpbnQ/CgpJdCdzIHByaW50ZWQgYXMgYSBzdHJpbmcuIEtlcm5lbCBk YXRhIHR5cGUgaXMgaW50LCBoZXJlIG1lYW5zIHN0cmluZyBmcm9tIHN5c2ZzCnBvaW50IG9mIHZp ZXcuIE9uIHRoZSBvdGhlciBoYW5kLCAiZGF0YSIgaXMgYSBiaW5hcnkuLgoKPiA+ICsJCSJkYXRh IiBmaWxlIGlzIHRoZSBiaW5hcnkKPiA+ICsJCXJlcHJlc2VudGF0aW9uIG9mIHNldHVwX2RhdGEg cGF5bG9hZC4KPiA+ICsKPiA+ICsJCVRoZSB3aG9sZSBib290X3BhcmFtcyBkaXJlY3Rvcnkgc3Ry dWN0dXJlIGlzIGxpa2UgYmVsb3c6Cj4gPiArCQkvc3lzL2tlcm5lbC9ib290X3BhcmFtcwo+ID4g KwkJ4pSc4pSA4pSAIGRhdGEKPiA+ICsJCeKUnOKUgOKUgCBzZXR1cF9kYXRhCj4gPiArCQnilILC oMKgIOKUnOKUgOKUgCAwCj4gPiArCQnilILCoMKgIOKUgsKgwqAg4pSc4pSA4pSAIGRhdGEKPiA+ ICsJCeKUgsKgwqAg4pSCwqDCoCDilJTilIDilIAgdHlwZQo+ID4gKwkJ4pSCwqDCoCDilJTilIDi lIAgMQo+ID4gKwkJ4pSCwqDCoCAgICAg4pSc4pSA4pSAIGRhdGEKPiA+ICsJCeKUgsKgwqAgICAg IOKUlOKUgOKUgCB0eXBlCj4gPiArCQnilJTilIDilIAgdmVyc2lvbgo+ID4gKwo+ID4gK1VzZXJz Ogo+ID4gKwkJS2V4ZWMgTWFpbGluZyBMaXN0IDxrZXhlY0BsaXN0cy5pbmZyYWRlYWQub3JnPgo+ ID4gZGlmZiAtLWdpdCBhL2FyY2gveDg2L2tlcm5lbC9NYWtlZmlsZSBiL2FyY2gveDg2L2tlcm5l bC9NYWtlZmlsZQo+ID4gaW5kZXggYTU0MDhiOS4uNDczYTRiYiAxMDA2NDQKPiA+IC0tLSBhL2Fy Y2gveDg2L2tlcm5lbC9NYWtlZmlsZQo+ID4gKysrIGIvYXJjaC94ODYva2VybmVsL01ha2VmaWxl Cj4gPiBAQCAtMzUsNyArMzUsNyBAQCBvYmoteQkJCSs9IGFsdGVybmF0aXZlLm8gaTgyNTMubyBw Y2ktbm9tbXUubyBod19icmVha3BvaW50Lm8KPiA+ICBvYmoteQkJCSs9IHRzYy5vIGlvX2RlbGF5 Lm8gcnRjLm8KPiA+ICBvYmoteQkJCSs9IHBjaS1pb21tdV90YWJsZS5vCj4gPiAgb2JqLXkJCQkr PSByZXNvdXJjZS5vCj4gPiAtCj4gPiArb2JqLSQoQ09ORklHX1NZU0ZTKQkrPSBrc3lzZnMubwo+ ID4gIG9iai15CQkJCSs9IHByb2Nlc3Mubwo+ID4gIG9iai15CQkJCSs9IGkzODcubyB4c2F2ZS5v Cj4gPiAgb2JqLXkJCQkJKz0gcHRyYWNlLm8KPiAKPiBDb25mbGljdCB3aXRoIHVwc3RyZWFtLCBp dCBzaG91bGQgYmU6CgpXaWxsIHVwZGF0ZQoKPiAKPiBkaWZmIC0tZ2l0IGEvYXJjaC94ODYva2Vy bmVsL01ha2VmaWxlIGIvYXJjaC94ODYva2VybmVsL01ha2VmaWxlCj4gaW5kZXggOWIwYTM0ZTJj ZDc5Li44NTFkY2QxMjE4ZmMgMTAwNjQ0Cj4gLS0tIGEvYXJjaC94ODYva2VybmVsL01ha2VmaWxl Cj4gKysrIGIvYXJjaC94ODYva2VybmVsL01ha2VmaWxlCj4gQEAgLTM1LDYgKzM1LDcgQEAgb2Jq LXkgICAgICAgICAgICAgICAgICs9IGFsdGVybmF0aXZlLm8gaTgyNTMubyBwY2ktbm9tbXUubyBo d19icmVha3BvaW50Lm8KPiAgb2JqLXkgICAgICAgICAgICAgICAgICArPSB0c2MubyBpb19kZWxh eS5vIHJ0Yy5vCj4gIG9iai15ICAgICAgICAgICAgICAgICAgKz0gcGNpLWlvbW11X3RhYmxlLm8K PiAgb2JqLXkgICAgICAgICAgICAgICAgICArPSByZXNvdXJjZS5vCj4gK29iai0kKENPTkZJR19T WVNGUykgICAgKz0ga3N5c2ZzLm8KPiAgCj4gIG9iai0kKENPTkZJR19QUkVFTVBUKSAgKz0gcHJl ZW1wdC5vCj4gIAo+IAo+ID4gZGlmZiAtLWdpdCBhL2FyY2gveDg2L2tlcm5lbC9rc3lzZnMuYyBi L2FyY2gveDg2L2tlcm5lbC9rc3lzZnMuYwo+ID4gbmV3IGZpbGUgbW9kZSAxMDA2NDQKPiA+IGlu ZGV4IDAwMDAwMDAuLjNmOTEyMDcKPiA+IC0tLSAvZGV2L251bGwKPiA+ICsrKyBiL2FyY2gveDg2 L2tlcm5lbC9rc3lzZnMuYwo+ID4gQEAgLTAsMCArMSwzMzkgQEAKPiA+ICsvKgo+ID4gKyAqIEFy Y2hpdGVjdHVyZSBzcGVjaWZpYyBzeXNmcyBhdHRyaWJ1dGVzIGluIC9zeXMva2VybmVsCj4gCj4g QXJjaGl0ZWN0dXJlLXNwZWNpZmljCgpPay4KClRoYW5rcyBhIGxvdCBmb3IgdGhlIHJldmlldwpE YXZlCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwprZXhl YyBtYWlsaW5nIGxpc3QKa2V4ZWNAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5m cmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2tleGVjCg==