From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Liu Subject: Re: XSA-180 follow-up: repurpose xenconsoled for logging Date: Tue, 7 Jun 2016 11:18:39 +0100 Message-ID: <20160607101839.GF25922@citrix.com> References: <20160601140014.GH5160@citrix.com> <5751C09F.6030706@citrix.com> <57554C87.3040001@citrix.com> <575574B1.60602@citrix.com> <20160606154838.GK14588@citrix.com> <57569A7A.9090703@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta6.messagelabs.com ([85.158.143.247]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bAE5u-00034h-HV for xen-devel@lists.xenproject.org; Tue, 07 Jun 2016 10:18:46 +0000 Content-Disposition: inline In-Reply-To: <57569A7A.9090703@citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: George Dunlap Cc: George Dunlap , Andrew Cooper , Wei Liu , Ian Jackson , Xen-devel List-Id: xen-devel@lists.xenproject.org T24gVHVlLCBKdW4gMDcsIDIwMTYgYXQgMTA6NTc6MTRBTSArMDEwMCwgR2VvcmdlIER1bmxhcCB3 cm90ZToKPiBPbiAwNi8wNi8xNiAxNjo0OCwgV2VpIExpdSB3cm90ZToKPiA+PiBBIGRpc3RybyB3 aGljaCBpc24ndCBlcXVpcHBlZCB0byBkZWFsIHdpdGggdGhlc2UgdGhpbmdzIGlzIG9mIG5vCj4g Pj4gcHJhY3RpY2FsIHVzZSBpbiB0aGUgcmVhbCB3b3JsZC4KPiA+Pgo+ID4+IEFueSBkaXN0cm8g d2UgY2FyZSBhYm91dCBzdXBwb3J0aW5nIGlzIGVxdWlwcGVkIHRvIGRlYWwgd2l0aCBsb2dzLgo+ ID4+Cj4gPj4+Cj4gPj4+IEkgYWdyZWUgdGhhdCBpZiBsb2dnaW5nIHVzaW5nIGV4aXN0aW5nIGxv Z2dpbmcgc3lzdGVtcyB3ZXJlIHdvcmthYmxlLAo+ID4+PiB0aGF0IHdvdWxkIGJlIGEgYmV0dGVy IHNvbHV0aW9uLiAgV2VpIGRpZCBhY3R1YWxseSBzcGVuZCBhIGRlY2VudCBjaHVuawo+ID4+PiBv ZiB0aW1lIGxvb2tpbmcgYXQgb3RoZXIgb3B0aW9ucywgaW5jbHVkaW5nIGxvZ3JvdGF0ZSBhbmQg am91cm5hbGQKPiA+Pj4gYmVmb3JlIHNldHRsaW5nIG9uIHVzaW5nIHhlbmNvbnNvbGVkLgo+ID4+ Pgo+ID4+PiBBIGxvdCBvZiB0aGlzIGJyYWluc3Rvcm1pbmcgYW5kIGRpc2N1c3Npb24gaGFwcGVu ZWQgb2ZmLWxpc3QgYmVjYXVzZQo+ID4+PiBYU0EtMTgwIHdhcyBzdGlsbCBlbWJhcmdvZWQsIHNv IEkgY2FuIHVuZGVyc3RhbmQgd2h5IGl0IGxvb2tzIGxpa2UgdGhpcwo+ID4+PiBjYW1lIG91dCBv ZiBub3doZXJlLiAgSXQgd291bGQgcHJvYmFibHkgYmUgZ29vZCBmb3IgV2VpIHRvIHJlcG9ydCBo ZXJlCj4gPj4+IHdoYXQgaGUgZm91bmQgYW5kIHdoeSBoZSBkZWNpZGVkIHRvIHByb3Bvc2UgdGhp cyBzb2x1dGlvbiBpbnN0ZWFkLgo+ID4+Cj4gPj4gUGxlYXNlIGRvLiAgVW50aWwgdGhlcmUgaXMg YW4gdW5kZXJzdGFuZGluZyBvZiB3aHkgdGhlIHN0YW5kYXJkCj4gPj4gbWVjaGFuaXNtcyBhcmUg bm90IHN1aXRhYmxlLCBpdCBpcyBwcmVtYXR1cmUgYW5kIG5haXZlIHRvIHJlLWludmVudCBhIHdo ZWVsLgo+ID4+Cj4gPiAKPiA+IFdpdGggc3lzbG9nIGFuZCBsb2dyb3RhdGUgeW91IHdpbGwgc3Rp bGwgZW5kIHVwIGZpbGxpbmcgdXAgeW91ciBkaXNrLgo+ID4gTG9ncm90YXRlIGNhbid0IGFjdGl2 ZWx5IHJvdGF0ZSBsb2cgZmlsZXMuCj4gCj4gRldJVyBDZW50T1MgNiBhbmQgNyAod2hpY2ggdXNl IHJzeXNsb2dkIGFuZCBzeXN0ZW1kLWpvdXJuYWxkCj4gcmVzcGVjdGl2ZWx5KSBzZWVtIHRvIGhh dmUgcmF0ZS1saW1pdGluZyBzdHVmZiBlbmFibGVkIGJ5IGRlZmF1bHQ7IHRoZQo+IGF0dGFjaGVk IHByb2dyYW0gY2F1c2VzIGEgbG90IG9mIENQVSB1dGlsaXphdGlvbiwgYnV0IG5vIGRpc2sgcmVz b3VyY2UKPiBleGhhdXN0aW9uLgo+IAoKTm90IHJhdGUtbGltaXRlZCBvbiBEZWJpYW4gSmVzc2ll IGluc3RhbGxhdGlvbi4gIFdlIGNhbiBtYWtlCnJlY29tbWVuZGF0aW9uIHRoYXQgc3lzdGVtIGFk bWluaXN0cmF0b3JzIHNob3VsZCByYXRlLWxpbWl0IHN5c2xvZy4KCkJ1dCBDUFUgdXRpbGlzYXRp b24gaXMgYWxzbyBiYWQsIGp1c3QgYSBkaWZmZXJlbnQga2luZCBvZiAiYmFkIiBmcm9tCmRpc2sg ZXhoYXVzdGlvbi4KCj4gPiBZb3UgY2FuJ3QganVzdCB0YXAgc3lzbG9nIHRvIFFFTVUgYXQgdGhl IG1vbWVudCB1bmxlc3MgeW91IHVzZSB0aGUKPiA+IHNjcmlwdCBJIHNlbnQgdG8gWFNBLTE4MCBz ZWN1cml0eUAgZGlzY3Vzc2lvbi4gVGhhdCdzIHN0aWxsIGEgaGFja2VkIHVwCj4gPiBzb2x1dGlv bi4KPiA+IAo+ID4gSSBhY3R1YWxseSBkb24ndCBtaW5kIGhhdmluZyBzeXNsb2cgZGVhbCB3aXRo IHRob3NlLCBidXQgd2UgbmVlZCB0bwo+ID4gcHJvdmlkZSBzb21lIG5vdC1zby1oYWNrZWQtdXAg d2F5IGZvciBkb2luZyBpdC4KPiAKPiBPbiBMaW51eCwgaXQgbG9va3MgbGlrZSB5b3UgY2FuIGNy ZWF0ZSBhIHNvY2tldCBhbmQgImNvbm5lY3QiIHRvIC9kZXYvbG9nLgo+IAoKVGhhdCdzIHRoZSBz dGFuZGFyZCBpbnRlcmZhY2UgdG8gc3lzbG9nLiBJIGJlbGlldmUgdGhhdCdzIHdoYXQgb3Blbmxv ZygpCmFuZCBzeXNsb2coKSB1c2UuICBXZSBjYW4gb3BlbiBhIHNvY2tldCBhbmQgd3JpdGUgdG8g dGhhdCwgYnV0IHlvdSB3b24ndApnZXQgd2hhdCB5b3Ugd2FudCB3aXRob3V0IHByb3ZpZGluZyB0 aGUgY29ycmVjdCBmb3JtYXRlZCBtZXNzYWdlLgoKVHJ5IHdpdGg6CiAgc3VkbyBzb2NhdCAvZGV2 L2xvZyBTVERJTgoKV2VpLgoKPiAgLUdlb3JnZQo+IAoKPiAjaW5jbHVkZSA8c3lzbG9nLmg+Cj4g I2luY2x1ZGUgPHRpbWUuaD4KPiAKPiBpbnQgbWFpbihpbnQgYXJnYywgY2hhciAqIGFyZ3ZbXSkg ewo+ICAgICBpbnQgcmM7Cj4gICAgIAo+ICAgICBzdHJ1Y3QgdGltZXNwZWMgdHYgPSB7IC50dl9u c2VjID0gNTAwMCB9Owo+ICAgICAKPiAgICAgb3BlbmxvZygiRG9TIEF0dGVtcHQiLCAwLCBMT0df REFFTU9OKTsKPiAKPiAgICAgd2hpbGUoIShyYyA9IG5hbm9zbGVlcCgmdHYsIE5VTEwpKSkgewo+ ICAgICAgICAgc3lzbG9nKExPR19FUlIsICJUaGlzIGlzIGEgbmFzdHkgYXR0ZW1wdCB0byBEb1Mg c3lzbG9nXG4iKTsKPiAgICAgfQo+IAo+ICAgICBpZihyYykgewo+ICAgICAgICAgcGVycm9yKCJu YW5vc2xlZXAiKTsKPiAgICAgfQo+IH0KCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54 ZW4ub3JnCmh0dHA6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=