From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764423AbYCGCZe (ORCPT ); Thu, 6 Mar 2008 21:25:34 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757253AbYCGCZU (ORCPT ); Thu, 6 Mar 2008 21:25:20 -0500 Received: from rv-out-0910.google.com ([209.85.198.189]:56688 "EHLO rv-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752460AbYCGCZS (ORCPT ); Thu, 6 Mar 2008 21:25:18 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:mime-version:content-type; b=WWAywG8Gk74jLBr1euiKIWce8sijWFTbhfq1IdzWdrU6QiN2IWwP7dcDTnfsiz/f+nHgjB9NMVSkR5mZw8hrNecVaB9zYR3HvIUBEzowua2adVedS8sdJYDTSo+s2sLhbs2JfMDky703lqCGpPzqVKgnkb+Op5h74tfprdSi6pc= Message-ID: <86802c440803061825p5df1cdb7q9655da509ce3ce4a@mail.gmail.com> Date: Thu, 6 Mar 2008 18:25:16 -0800 From: "Yinghai Lu" To: "Ingo Molnar" , "Thomas Gleixner" , "H. Peter Anvin" Subject: [PATCH] x86_64: tight online check in setup_per_cpu_areas Cc: "kernel list" MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="----=_Part_25101_8801941.1204856716953" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ------=_Part_25101_8801941.1204856716953 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline ------=_Part_25101_8801941.1204856716953 Content-Type: text/x-patch; name=x86_64_tight_per_cpu.patch Content-Transfer-Encoding: base64 X-Attachment-Id: f_fdi4l3u70 Content-Disposition: attachment; filename=x86_64_tight_per_cpu.patch W1BBVENIXSB4ODZfNjQ6IHRpZ2h0IG9ubGluZSBjaGVjayBpbiBzZXR1cF9wZXJfY3B1X2FyZWFz Cgp3aGVuIG51bWEgZGlzYWJsZWQgZ290IGNvbXBpbGUgd2FybmluZzoKYXJjaC94ODYva2VybmVs L3NldHVwNjQuYzogSW4gZnVuY3Rpb24g4oCYc2V0dXBfcGVyX2NwdV9hcmVhc+KAmToKYXJjaC94 ODYva2VybmVsL3NldHVwNjQuYzoxNDc6IHdhcm5pbmc6IHRoZSBhZGRyZXNzIG9mIOKAmGNvbnRp Z19wYWdlX2RhdGHigJkgd2lsbCBhbHdheXMgZXZhbHVhdGUgYXMg4oCYdHJ1ZeKAmQoKaXQgc2Vl bXMgd2UgbWlzc2VkIGNoZWNraW5nIGlmIHRoZSBub2RlIGlzIG9ubGluZSBiZWZvcmUgd2UgdHJ5 IHRvIHJlZmVyCiBOT0RFX0RBVEEuCnNvIGZpeCBpdAoKU2lnbmVkLW9mZi1ieTogWWluZ2hhaSBM dSA8eWhsdS5rZXJuZWxAZ21haWwuY29tPgoKSW5kZXg6IGxpbnV4LTIuNi9hcmNoL3g4Ni9rZXJu ZWwvc2V0dXA2NC5jCj09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT0KLS0tIGxpbnV4LTIuNi5vcmlnL2FyY2gveDg2L2tlcm5l bC9zZXR1cDY0LmMKKysrIGxpbnV4LTIuNi9hcmNoL3g4Ni9rZXJuZWwvc2V0dXA2NC5jCkBAIC0x NDMsMTQgKzE0MywxNiBAQCB2b2lkIF9faW5pdCBzZXR1cF9wZXJfY3B1X2FyZWFzKHZvaWQpCiAJ cHJpbnRrKEtFUk5fSU5GTyAiUEVSQ1BVOiBBbGxvY2F0aW5nICVsdSBieXRlcyBvZiBwZXIgY3B1 IGRhdGFcbiIsIHNpemUpOwogCWZvcl9lYWNoX2NwdV9tYXNrIChpLCBjcHVfcG9zc2libGVfbWFw KSB7CiAJCWNoYXIgKnB0cjsKKyNpZm5kZWYgQ09ORklHX05FRURfTVVMVElQTEVfTk9ERVMKKwkJ cHRyID0gYWxsb2NfYm9vdG1lbV9wYWdlcyhzaXplKTsKKyNlbHNlCisJCWludCBub2RlID0gZWFy bHlfY3B1X3RvX25vZGUoaSk7CiAKLQkJaWYgKCFOT0RFX0RBVEEoZWFybHlfY3B1X3RvX25vZGUo aSkpKSB7Ci0JCQlwcmludGsoImNwdSB3aXRoIG5vIG5vZGUgJWQsIG51bV9vbmxpbmVfbm9kZXMg JWRcbiIsCi0JCQkgICAgICAgaSwgbnVtX29ubGluZV9ub2RlcygpKTsKKwkJaWYgKCFub2RlX29u bGluZShub2RlKSB8fCAhTk9ERV9EQVRBKG5vZGUpKQogCQkJcHRyID0gYWxsb2NfYm9vdG1lbV9w YWdlcyhzaXplKTsKLQkJfSBlbHNlIHsgCi0JCQlwdHIgPSBhbGxvY19ib290bWVtX3BhZ2VzX25v ZGUoTk9ERV9EQVRBKGVhcmx5X2NwdV90b19ub2RlKGkpKSwgc2l6ZSk7Ci0JCX0KKwkJZWxzZQor CQkJcHRyID0gYWxsb2NfYm9vdG1lbV9wYWdlc19ub2RlKE5PREVfREFUQShub2RlKSwgc2l6ZSk7 CisjZW5kaWYKIAkJaWYgKCFwdHIpCiAJCQlwYW5pYygiQ2Fubm90IGFsbG9jYXRlIGNwdSBkYXRh IGZvciBDUFUgJWRcbiIsIGkpOwogCQljcHVfcGRhKGkpLT5kYXRhX29mZnNldCA9IHB0ciAtIF9f cGVyX2NwdV9zdGFydDsK ------=_Part_25101_8801941.1204856716953--