From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sergey Dyasli Subject: [PATCH v1] x86/microcode: always collect_cpu_info() during boot Date: Mon, 25 Mar 2019 11:12:17 +0000 Message-ID: <20190325111217.25649-1-sergey.dyasli@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: xen-devel@lists.xen.org Cc: Sergey Dyasli , Wei Liu , Andrew Cooper , Jan Beulich , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= , Chao Gao List-Id: xen-devel@lists.xenproject.org Q3VycmVudGx5IGNwdV9zaWcgc3RydWN0IGlzIG5vdCB1cGRhdGVkIGR1cmluZyBib290IHdoZW4g ZWl0aGVyOgoKICAgIDEuIHVjb2RlX3NjYW4gaXMgc2V0IHRvIGZhbHNlIChlLmcuIG5vICJ1Y29k ZT1zY2FuIiBpbiBjbWRsaW5lKQogICAgMi4gaW5pdHJkIGRvZXMgbm90IGNvbnRhaW4gYSBtaWNy b2NvZGUgYmxvYgoKVGhlc2Ugd2lsbCByZXN1bHQgaW4gY3B1X3NpZy5yZXYgYmVpbmcgMCB3aGlj aCBhZmZlY3RzIEFQSUMncwpjaGVja19kZWFkbGluZV9lcnJhdGEoKSBhbmQgcmV0cG9saW5lX3Nh ZmUoKSBmdW5jdGlvbnMuCgpGaXggdGhpcyBieSBnZXR0aW5nIHVjb2RlIHJldmlzaW9uIGVhcmx5 IGR1cmluZyBib290IGFuZCBTTVAgYnJpbmcgdXAuCldoaWxlIGF0IGl0LCBwcm90ZWN0IGVhcmx5 X21pY3JvY29kZV91cGRhdGVfY3B1KCkgZm9yIGNhc2VzIHdoZW4KbWljcm9jb2RlX29wcyBpcyBO VUxMLgoKU2lnbmVkLW9mZi1ieTogU2VyZ2V5IER5YXNsaSA8c2VyZ2V5LmR5YXNsaUBjaXRyaXgu Y29tPgotLS0KQ0M6IEphbiBCZXVsaWNoIDxqYmV1bGljaEBzdXNlLmNvbT4KQ0M6IEFuZHJldyBD b29wZXIgPGFuZHJldy5jb29wZXIzQGNpdHJpeC5jb20+CkNDOiBXZWkgTGl1IDx3ZWkubGl1MkBj aXRyaXguY29tPgpDQzogIlJvZ2VyIFBhdSBNb25uw6kiIDxyb2dlci5wYXVAY2l0cml4LmNvbT4K Q0M6IENoYW8gR2FvIDxjaGFvLmdhb0BpbnRlbC5jb20+Ci0tLQogeGVuL2FyY2gveDg2L21pY3Jv Y29kZS5jIHwgMTIgKysrKysrKysrKysrCiAxIGZpbGUgY2hhbmdlZCwgMTIgaW5zZXJ0aW9ucygr KQoKZGlmZiAtLWdpdCBhL3hlbi9hcmNoL3g4Ni9taWNyb2NvZGUuYyBiL3hlbi9hcmNoL3g4Ni9t aWNyb2NvZGUuYwppbmRleCA0MTYzZjUwYmI3Li40MjFkNTdlOTI1IDEwMDY0NAotLS0gYS94ZW4v YXJjaC94ODYvbWljcm9jb2RlLmMKKysrIGIveGVuL2FyY2gveDg2L21pY3JvY29kZS5jCkBAIC0z ODMsMTAgKzM4MywxNSBAQCBzdGF0aWMgc3RydWN0IG5vdGlmaWVyX2Jsb2NrIG1pY3JvY29kZV9w ZXJjcHVfbmZiID0gewogCiBpbnQgX19pbml0IGVhcmx5X21pY3JvY29kZV91cGRhdGVfY3B1KGJv b2wgc3RhcnRfdXBkYXRlKQogeworICAgIHVuc2lnbmVkIGludCBjcHUgPSBzbXBfcHJvY2Vzc29y X2lkKCk7CisgICAgc3RydWN0IHVjb2RlX2NwdV9pbmZvICp1Y2kgPSAmcGVyX2NwdSh1Y29kZV9j cHVfaW5mbywgY3B1KTsKICAgICBpbnQgcmMgPSAwOwogICAgIHZvaWQgKmRhdGEgPSBOVUxMOwog ICAgIHNpemVfdCBsZW47CiAKKyAgICBpZiAoICFtaWNyb2NvZGVfb3BzICkKKyAgICAgICAgcmV0 dXJuIC1FTk9TWVM7CisKICAgICBpZiAoIHVjb2RlX2Jsb2Iuc2l6ZSApCiAgICAgewogICAgICAg ICBsZW4gPSB1Y29kZV9ibG9iLnNpemU7CkBAIC0zOTcsNiArNDAyLDkgQEAgaW50IF9faW5pdCBl YXJseV9taWNyb2NvZGVfdXBkYXRlX2NwdShib29sIHN0YXJ0X3VwZGF0ZSkKICAgICAgICAgbGVu ID0gdWNvZGVfbW9kLm1vZF9lbmQ7CiAgICAgICAgIGRhdGEgPSBib290c3RyYXBfbWFwKCZ1Y29k ZV9tb2QpOwogICAgIH0KKworICAgIG1pY3JvY29kZV9vcHMtPmNvbGxlY3RfY3B1X2luZm8oY3B1 LCAmdWNpLT5jcHVfc2lnKTsKKwogICAgIGlmICggZGF0YSApCiAgICAgewogICAgICAgICBpZiAo IHN0YXJ0X3VwZGF0ZSAmJiBtaWNyb2NvZGVfb3BzLT5zdGFydF91cGRhdGUgKQpAQCAtNDEzLDYg KzQyMSw4IEBAIGludCBfX2luaXQgZWFybHlfbWljcm9jb2RlX3VwZGF0ZV9jcHUoYm9vbCBzdGFy dF91cGRhdGUpCiAKIGludCBfX2luaXQgZWFybHlfbWljcm9jb2RlX2luaXQodm9pZCkKIHsKKyAg ICB1bnNpZ25lZCBpbnQgY3B1ID0gc21wX3Byb2Nlc3Nvcl9pZCgpOworICAgIHN0cnVjdCB1Y29k ZV9jcHVfaW5mbyAqdWNpID0gJnBlcl9jcHUodWNvZGVfY3B1X2luZm8sIGNwdSk7CiAgICAgaW50 IHJjOwogCiAgICAgcmMgPSBtaWNyb2NvZGVfaW5pdF9pbnRlbCgpOwpAQCAtNDI1LDYgKzQzNSw4 IEBAIGludCBfX2luaXQgZWFybHlfbWljcm9jb2RlX2luaXQodm9pZCkKIAogICAgIGlmICggbWlj cm9jb2RlX29wcyApCiAgICAgeworICAgICAgICBtaWNyb2NvZGVfb3BzLT5jb2xsZWN0X2NwdV9p bmZvKGNwdSwgJnVjaS0+Y3B1X3NpZyk7CisKICAgICAgICAgaWYgKCB1Y29kZV9tb2QubW9kX2Vu ZCB8fCB1Y29kZV9ibG9iLnNpemUgKQogICAgICAgICAgICAgcmMgPSBlYXJseV9taWNyb2NvZGVf dXBkYXRlX2NwdSh0cnVlKTsKIAotLSAKMi4xNy4xCgoKX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxA bGlzdHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFu L2xpc3RpbmZvL3hlbi1kZXZlbA==