From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: [PATCH v3 02/17] livepatch: Tighten alignment checks. Date: Mon, 11 Sep 2017 20:37:11 -0400 Message-ID: <20170912003726.368-3-konrad.wilk@oracle.com> References: <20170912003726.368-1-konrad.wilk@oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta6.messagelabs.com ([193.109.254.103]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1drZD4-0000c7-Sn for xen-devel@lists.xenproject.org; Tue, 12 Sep 2017 00:37:50 +0000 Received: by mail-qk0-f196.google.com with SMTP id r66so6217903qke.4 for ; Mon, 11 Sep 2017 17:37:49 -0700 (PDT) In-Reply-To: <20170912003726.368-1-konrad.wilk@oracle.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: xen-devel@lists.xenproject.org, ross.lagerwall@citrix.com, konrad.wilk@oracle.com, julien.grall@arm.com, sstabellini@kernel.org Cc: andrew.cooper3@citrix.com, jbeulich@suse.com List-Id: xen-devel@lists.xenproject.org VGhlIEVMRiBzcGVjaWZpY2F0aW9uIG1lbnRpb25zIG5vdGhpbmcgYWJvdXQgdGhlIHNoX3NpemUg YmVpbmcKbW9kdWxvIHRoZSBzaF9hZGRyYWxpZ24uIE9ubHkgdGhhdCBzaF9hZGRyIE1VU1QgYmUg YWxpZ25lZCBvbgpzaF9hZGRyYWxpZ24gaWYgc2hfYWRkcmFsaWduIGlzIG5vdCB6ZXJvIG9yIG9u ZS4KCldlIG9uIGxvYWRpbmcgZGlkIG5vdCB0YWtlIHRoaXMgaW4tdG8gYWNjb3VudCBzbyB0aGlz IHBhdGNoIGFkZHMKYSBjaGVjayBvbiB0aGUgRUxGIGZpbGUgYXMgaXQgaXMgYmVpbmcgcGFyc2Vk LgoKU2lnbmVkLW9mZi1ieTogS29ucmFkIFJ6ZXN6dXRlayBXaWxrIDxrb25yYWQud2lsa0BvcmFj bGUuY29tPgotLS0KdjE6IEluaXRpYWwgcGF0Y2gKdjI6IERyb3AgdGhlIGNoZWNrIHdoZW4gbG9h ZGluZyBpdCBpbiBtZW1vcnkKICAgIEFkZCBjaGVjayBmb3IgYWxpZ25tZW50IGJlaW5nIGFueXRo aW5nIGJ1dCBwb3dlciBvZiB0d28gKGlnbm9yaW5nIDAsIGFuZCAxKQogICAgQ2hhbmdlIGRwcmlu dGsgdG8gaW5jbHVkZSBoZXggdmFsdWVzIGFuZCBwcmludCBhZGRyIG5vdCBzaXplLgp2MzogQ2hh bmdlIHRoZSB0d28gY2hlY2tzIHRvIGJlIHBlciBKYW4ncyByZWNvbW1lbmRhdGlvbnMuCi0tLQog eGVuL2NvbW1vbi9saXZlcGF0Y2hfZWxmLmMgfCAxMyArKysrKysrKysrKysrCiAxIGZpbGUgY2hh bmdlZCwgMTMgaW5zZXJ0aW9ucygrKQoKZGlmZiAtLWdpdCBhL3hlbi9jb21tb24vbGl2ZXBhdGNo X2VsZi5jIGIveGVuL2NvbW1vbi9saXZlcGF0Y2hfZWxmLmMKaW5kZXggYjY5ZTI3MThkZC4uNzgz OTkxM2ZmNSAxMDA2NDQKLS0tIGEveGVuL2NvbW1vbi9saXZlcGF0Y2hfZWxmLmMKKysrIGIveGVu L2NvbW1vbi9saXZlcGF0Y2hfZWxmLmMKQEAgLTg2LDYgKzg2LDE5IEBAIHN0YXRpYyBpbnQgZWxm X3Jlc29sdmVfc2VjdGlvbnMoc3RydWN0IGxpdmVwYXRjaF9lbGYgKmVsZiwgY29uc3Qgdm9pZCAq ZGF0YSkKICAgICAgICAgICAgICAgICAgICAgZGVsdGEgPCBzaXplb2YoRWxmX0VoZHIpID8gImF0 IEVMRiBoZWFkZXIiIDogImlzIHBhc3QgZW5kIik7CiAgICAgICAgICAgICByZXR1cm4gLUVJTlZB TDsKICAgICAgICAgfQorICAgICAgICBlbHNlIGlmICggc2VjW2ldLnNlYy0+c2hfYWRkcmFsaWdu ICYmCisgICAgICAgICAgICAgICAgICBzZWNbaV0uc2VjLT5zaF9hZGRyICUgc2VjW2ldLnNlYy0+ c2hfYWRkcmFsaWduICkKKyAgICAgICAgeworICAgICAgICAgICAgZHByaW50ayhYRU5MT0dfRVJS LCBMSVZFUEFUQ0ggIiVzOiBTZWN0aW9uIFsldV0gYWRkciAoJSMiUFJJeEVsZkFkZHIiKSBpcyBu b3QgYWxpZ25lZCBwcm9wZXJseSAoJSMiUFJJeEVsZkFkZHIiKVxuIiwKKyAgICAgICAgICAgICAg ICAgICAgZWxmLT5uYW1lLCBpLCBzZWNbaV0uc2VjLT5zaF9hZGRyLCBzZWNbaV0uc2VjLT5zaF9h ZGRyYWxpZ24pOworICAgICAgICAgICAgcmV0dXJuIC1FSU5WQUw7CisgICAgICAgIH0KKyAgICAg ICAgZWxzZSBpZiAoIHNlY1tpXS5zZWMtPnNoX2FkZHJhbGlnbiAmIChzZWNbaV0uc2VjLT5zaF9h ZGRyYWxpZ24gLSAxKSApCisgICAgICAgIHsKKyAgICAgICAgICAgIGRwcmludGsoWEVOTE9HX0VS UiwgTElWRVBBVENIICIlczogU2VjdGlvbiBbJXVdIGFsaWdubWVudCAoJSMiUFJJeEVsZkFkZHIi KSBpcyBub3Qgc3VwcG9ydGVkXG4iLAorICAgICAgICAgICAgICAgICAgICBlbGYtPm5hbWUsIGks IHNlY1tpXS5zZWMtPnNoX2FkZHJhbGlnbik7CisgICAgICAgICAgICByZXR1cm4gLUVPUE5PVFNV UFA7CisgICAgICAgIH0KICAgICAgICAgZWxzZSBpZiAoIChzZWNbaV0uc2VjLT5zaF9mbGFncyAm IChTSEZfV1JJVEUgfCBTSEZfQUxMT0MpKSAmJgogICAgICAgICAgICAgICAgICAgc2VjW2ldLnNl Yy0+c2hfdHlwZSA9PSBTSFRfTk9CSVRTICYmCiAgICAgICAgICAgICAgICAgICBzZWNbaV0uc2Vj LT5zaF9zaXplID4gTElWRVBBVENIX01BWF9TSVpFICkKLS0gCjIuMTMuMwoKCl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxp c3QKWGVuLWRldmVsQGxpc3RzLnhlbi5vcmcKaHR0cHM6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZl bAo=