From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Chen Subject: [PATCH v2 09/19] xen/arm: Introduce a initcall to update cpu_hwcaps by serror_op Date: Thu, 30 Mar 2017 17:13:19 +0800 Message-ID: <1490865209-18283-10-git-send-email-Wei.Chen@arm.com> References: <1490865209-18283-1-git-send-email-Wei.Chen@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1490865209-18283-1-git-send-email-Wei.Chen@arm.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: xen-devel@lists.xen.org Cc: sstabellini@kernel.org, wei.chen@arm.com, steve.capper@arm.com, Kaly.Xin@arm.com, julien.grall@arm.com, nd@arm.com List-Id: xen-devel@lists.xenproject.org SW4gdGhlIGxhdGVyIHBhdGNoZXMgb2YgdGhpcyBzZXJpZXMsIHdlIHdhbnQgdG8gdXNlIHRoZSBh bHRlcm5hdGl2ZQpwYXRjaGluZyBmcmFtZXdvcmsgdG8gYXZvaWQgY2hlY2tpbmcgc2Vycm9yX29w IGluIGV2ZXJ5IGVudHJpZXMuClNvIHdlIGRlZmluZSBhIG5ldyBjcHUgZmVhdHVyZSAiU0tJUF9D SEVDS19QRU5ESU5HX1ZTRVJST1IiIGZvcgpzZXJyb3Jfb3AuIFdoZW4gc2Vycm9yX29wIGlzIG5v dCBlcXVhbCB0byBTRVJST1JfRElWRVJTRSwgdGhpcwpmZWF0dXJlIHdpbGwgYmUgc2V0IHRvIGNw dV9od2NhcHMuCgpDdXJyZW50bHksIHRoZSBkZWZhdWx0IHNlcnJvcl9vcCBpcyBTRVJST1JfRElW RVJTRSwgaWYgd2Ugd2FudCB0bwpjaGFuZ2UgdGhlIHNlcnJvcl9vcCB2YWx1ZSB3ZSBoYXZlIHRv IHBsYWNlIHRoZSBzZXJyb3IgcGFyYW1ldGVyCmluIGNvbW1hbmQgbGluZS4gSXQgc2VlbXMgbm8g cHJvYmxlbSB0byB1cGRhdGUgY3B1X2h3Y2FwcyBkaXJlY3RseQppbiB0aGUgc2Vycm9yIHBhcmFt ZXRlciBwYXJzaW5nIGZ1bmN0aW9uLgoKQnV0IG9uZSBkYXksIGlmIHdlIGNoYW5nZSB0aGUgZGVm YXVsdCBzZXJyb3Jfb3AgdG8gU0VSUk9SX1BBTklDIG9yClNFUlJPUl9GT1JXQVJEIGJ5IHNvbWUg c2VjdXJpdHkgcG9saWN5LiBXZSBtYXkgbm90IHBsYWNlIHRoZSBzZXJyb3IKcGFyYW1ldGVyIGlu IGNvbW1hbmQgbGluZS4gSW4gdGhpcyBjYXNlLCBpZiB3ZSByZWx5IG9uIHRoZSBzZXJyb3IKcGFy YW1ldGVyIHBhcnNpbmcgZnVuY3Rpb24gdG8gdXBkYXRlIGNwdV9od2NhcHMsIHRoaXMgZnVuY3Rp b24gd291bGQKbm90IGJlIGludm9rZWQgYW5kIHRoZSAiU0tJUF9DSEVDS19QRU5ESU5HX1ZTRVJS T1IiIGNvdWxkIG5vdCBiZQpzZXQgaW4gY3B1X2h3Y2Fwcy4KClNvLCB3ZSBpbnRyb2R1Y2UgdGhp cyBpbml0Y2FsbCB0byBndWFyYW50ZWUgdGhlIGNwdV9od2NhcHMgY2FuIGJlCnVwZGF0ZWQgbm8g bWF0dGVyIHRoZSBzZXJyb3IgcGFyYW1ldGVyIGlzIHBsYWNlZCBpbiB0aGUgY29tbWFuZCBsaW5l Cm9yIG5vdC4KClNpZ25lZC1vZmYtYnk6IFdlaSBDaGVuIDxXZWkuQ2hlbkBhcm0uY29tPgotLS0K djEtPnYyOgoxLiBFeHBsYWluIHRoaXMgaW5pdGNhbGwgaXMgdG8gZnV0dXJlLXByb29mIHRoZSBj b2RlIGluIGNvbW1pdAogICBtZXNzYWdlLgoyLiBGaXggYSBjb2Rpbmcgc3R5bGUgb2YgdGhpcyBp bml0Y2FsbC4KLS0tCiB4ZW4vYXJjaC9hcm0vdHJhcHMuYyAgICAgICAgICAgICB8IDkgKysrKysr KysrCiB4ZW4vaW5jbHVkZS9hc20tYXJtL2NwdWZlYXR1cmUuaCB8IDMgKystCiAyIGZpbGVzIGNo YW5nZWQsIDExIGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKCmRpZmYgLS1naXQgYS94ZW4v YXJjaC9hcm0vdHJhcHMuYyBiL3hlbi9hcmNoL2FybS90cmFwcy5jCmluZGV4IDk1NWQ5N2MuLmRh ZmI3MzAgMTAwNjQ0Ci0tLSBhL3hlbi9hcmNoL2FybS90cmFwcy5jCisrKyBiL3hlbi9hcmNoL2Fy bS90cmFwcy5jCkBAIC0xMjAsNiArMTIwLDE1IEBAIHN0YXRpYyB2b2lkIF9faW5pdCBwYXJzZV9z ZXJyb3JzX2JlaGF2aW9yKGNvbnN0IGNoYXIgKnN0cikKIH0KIGN1c3RvbV9wYXJhbSgic2Vycm9y cyIsIHBhcnNlX3NlcnJvcnNfYmVoYXZpb3IpOwogCitzdGF0aWMgaW50IF9faW5pdCB1cGRhdGVf c2Vycm9yc19jcHVfY2Fwcyh2b2lkKQoreworICAgIGlmICggc2Vycm9yc19vcCAhPSBTRVJST1JT X0RJVkVSU0UgKQorICAgICAgICBjcHVzX3NldF9jYXAoU0tJUF9DSEVDS19QRU5ESU5HX1ZTRVJS T1IpOworCisgICAgcmV0dXJuIDA7Cit9CitfX2luaXRjYWxsKHVwZGF0ZV9zZXJyb3JzX2NwdV9j YXBzKTsKKwogdm9pZCBpbml0X3RyYXBzKHZvaWQpCiB7CiAgICAgLyogU2V0dXAgSHlwIHZlY3Rv ciBiYXNlICovCmRpZmYgLS1naXQgYS94ZW4vaW5jbHVkZS9hc20tYXJtL2NwdWZlYXR1cmUuaCBi L3hlbi9pbmNsdWRlL2FzbS1hcm0vY3B1ZmVhdHVyZS5oCmluZGV4IGMwYTI1YWUuLmVjM2Y5ZTUg MTAwNjQ0Ci0tLSBhL3hlbi9pbmNsdWRlL2FzbS1hcm0vY3B1ZmVhdHVyZS5oCisrKyBiL3hlbi9p bmNsdWRlL2FzbS1hcm0vY3B1ZmVhdHVyZS5oCkBAIC00MCw4ICs0MCw5IEBACiAjZGVmaW5lIEFS TTMyX1dPUktBUk9VTkRfNzY2NDIyIDIKICNkZWZpbmUgQVJNNjRfV09SS0FST1VORF84MzQyMjAg MwogI2RlZmluZSBMSVZFUEFUQ0hfRkVBVFVSRSAgIDQKKyNkZWZpbmUgU0tJUF9DSEVDS19QRU5E SU5HX1ZTRVJST1IgNQogCi0jZGVmaW5lIEFSTV9OQ0FQUyAgICAgICAgICAgNQorI2RlZmluZSBB Uk1fTkNBUFMgICAgICAgICAgIDYKIAogI2lmbmRlZiBfX0FTU0VNQkxZX18KIAotLSAKMi43LjQK CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2 ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHBzOi8vbGlzdHMueGVu Lm9yZy94ZW4tZGV2ZWwK