From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chao Gao Subject: [PATCH v4 0/4] mitigate the per-pCPU blocking list may be too long Date: Fri, 7 Jul 2017 14:48:56 +0800 Message-ID: <1499410140-8003-1-git-send-email-chao.gao@intel.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.xen.org Sender: "Xen-devel" To: xen-devel@lists.xen.org Cc: Kevin Tian , Wei Liu , Jan Beulich , George Dunlap , Andrew Cooper , Ian Jackson , Jun Nakajima , Chao Gao List-Id: xen-devel@lists.xenproject.org Q2hhbmdlcyBpbiB2NDoKIC0gSW4gUGF0Y2ggMywgdXNlIGEgbmV3IGxvY2sgdG8gYXZvaWQgYWRk aW5nIGEgYmxvY2tlZCB2Y3B1IHRvIGEKIG9mZmxpbmUgcGNwdSdzIGJsb2NraW5nIGxpc3QuCiAt IGRpdmlkZSBQYXRjaCAxIGluIHYzIHRvIHRyYWNlIHBhcnQgKFBhdGNoIDQpIGFuZCBub24tdHJh Y2UgcGFydAogKFBhdGNoIDEpCiAtIG1vdmUgdGhlIHBsYWNlIHdlIGluY3JlYXNlL2RlY3JlYXNl IHRoZSBodm0gdmNwdSBudW1iZXIgdG8KIGh2bV92Y3B1X3tpbml0aWFsaXNlLCBkZXN0b3J5fQoK VlQtZCBQSSBpbnRyb2R1Y2VzIGEgcGVyLXBDUFUgYmxvY2tpbmcgbGlzdCB0byB0cmFjayB0aGUg YmxvY2tlZCB2Q1BVCm9uIGEgZ2l2ZW4gcENQVS4gVGhlb3JldGljYWxseSwgdGhlcmUgYXJlIDMy SyBkb21haW4gb24gc2luZ2xlIGhvc3QsCjEyOCB2Q1BVcyBwZXIgZG9tYWluLiBJZiBhbGwgdkNQ VXMgYXJlIGJsb2NrZWQgb24gdGhlIHNhbWUgcENQVSwKNE0gdkNQVXMgYXJlIGluIHRoZSBzYW1l IGxpc3QuIFRyYXZlcnNpbmcgdGhpcyBsaXN0IGNvbnN1bWVzIHRvbwptdWNoIHRpbWUuIE1vcmUg ZGlzY3Vzc2lvbiBjYW4gYmUgZm91bmQgaW4gWzEsMiwzXS4KClRvIG1pdGlnYXRlIHRoaXMgaXNz dWUsIHRoaXMgc2VyaWVzIHB1dCB2Y3B1cyB0byBhbm90aGVyIHBjcHUncyBsaXN0CndoZW4gdGhl IGxvY2FsIHBjcHUncyBsaXN0IGxlbmd0aCByZWFjaHMgYW4gdXBwZXIgYm91bmQgd2hpY2ggaXMg dGhlCmF2ZXJhZ2UgdmNwdXMgcGVyIHBjcHUgcmF0aW8gcGx1cyBhIGNvbnN0YW50LiAKClBBVENI IDEvNCBhZGRzIGEgY291bnRlciB0byB0cmFjayB0aGUgcGVyLXBDUFUgYmxvY2tpbmcgbGlzdCdz IGxlbmd0aAp0byBjb21wYXJlIHdpdGggdGhlIHVwcGVyIGJvdW5kIGV2ZXJ5IHRpbWUgYWRkaW5n IGEgZW50cnkgdG8gdGhlIGxpc3QuCgpQQVRDSCAyLzQgdXNlcyBhIGdsb2JhbCB2YXJpYWJsZSB0 byB0cmFjayBob3cgbWFueSBodm0gdmNwdXMgb24gdGhpcwpzeXN0ZW0uIEl0IGlzIHVzZWQgdG8g Y2FsY3VsYXRlIHRoZSBudW1iZXIgbGltaXQgb2YgYmxvY2tlZCB2Y3B1IG9uIGEKZ2l2ZW4gcGNw dSwgbmFtZWx5IHRoZSB1cHBlciBib3VuZC4KCnBhdGNoIDMvNCBlbXBsb3lzIGEgcG9saWN5IHRv IHJlc3RyaWN0IHRoZSB2Y3B1IGNvdW50IG9uIGEgZ2l2ZW4KcGNwdSdzIHBpIGJsb2NraW5nIGxp c3QgaW4gY2FzZSB0aGUgbGlzdCBncm93cyB0b28gbG9uZy4gSW4gb25lIHdvcmssCklmIGxpc3Qg bGVuZ3RoIGlzIHNtYWxsZXIgdGhhbiB0aGUgdXBwZXIgYm91bmQsIHRoZSB2Y3B1IGlzIGFkZGVk IHRvCnRoZSBwaSBibG9ja2luZyBsaXN0IG9mIHRoZSBwY3B1IHdoaWNoIGl0IGlzIHJ1bm5pbmcg b24uIE90aGVyd2lzZSwKYW5vdGhlciBvbmxpbmUgcGNwdSBpcyBjaG9zZW4gdG8gYWNjZXB0IHRo ZSB2Y3B1LgoKcGF0Y2ggNC80IGFkZHMgc29tZSByZWxldmFudCBldmVudHMgdG8geGVudHJhY2Ug dG8gYWlkIGFuYWx5c2lzIGFuZApvYnRhaW4gdGhlIGxpc3QgbGVuZ3RoLiBXaXRoIHRoaXMgcGF0 Y2gsIHNvbWUgZGF0YSBjYW4gYmUgYWNxdWlyZWQgdG8KdmFsaWRhdGUgcGF0Y2ggMy80LiAKClsx XSBodHRwczovL2xpc3RzLmd0Lm5ldC94ZW4vZGV2ZWwvNDIyNjYxP3NlYXJjaF9zdHJpbmc9VlQt ZCUyMHBvc3RlZC1pbnRlcnJ1cHQlMjBjb3JlJTIwbG9naWMlMjBoYW5kbGluZzsjNDIyNjYxClsy XSBodHRwczovL2xpc3RzLmd0Lm5ldC94ZW4vZGV2ZWwvNDIyNTY3P3NlYXJjaF9zdHJpbmc9JTIw VGhlJTIwbGVuZ3RoJTIwb2YlMjB0aGUlMjBsaXN0JTIwZGVwZW5kczsjNDIyNTY3ClszXSBodHRw czovL2xpc3RzLmd0Lm5ldC94ZW4vZGV2ZWwvNDcyNzQ5P3NlYXJjaF9zdHJpbmc9ZW5hYmxlJTIw dnQtZCUyMHBpJTIwYnklMjBkZWZhdWx0OyM0NzI3NDkKCgpDaGFvIEdhbyAoNCk6CiAgVlQtZCBQ STogdHJhY2sgdGhlIHZjcHUgbnVtYmVyIG9uIHBpIGJsb2NraW5nIGxpc3QKICB4ODYvdmNwdTog dHJhY2sgaHZtIHZjcHUgbnVtYmVyIG9uIHRoZSBzeXN0ZW0KICBWVC1kIFBJOiByZXN0cmljdCB0 aGUgdmNwdSBudW1iZXIgb24gYSBnaXZlbiBwY3B1CiAgWGVudHJhY2U6IGFkZCBzdXBwb3J0IGZv ciBIVk0ncyBQSSBibG9ja2luZyBsaXN0IG9wZXJhdGlvbgoKIHRvb2xzL3hlbnRyYWNlL2Zvcm1h dHMgICAgICAgICAgfCAgIDMgKwogdG9vbHMveGVudHJhY2UveGVuYWx5emUuYyAgICAgICB8IDE1 NCArKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKystLS0KIHhlbi9hcmNoL3g4Ni9odm0v aHZtLmMgICAgICAgICAgfCAgIDYgKysKIHhlbi9hcmNoL3g4Ni9odm0vdm14L3ZteC5jICAgICAg fCAxNjkgKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrLS0tLS0tLQogeGVuL2luY2x1 ZGUvYXNtLXg4Ni9odm0vaHZtLmggICB8ICAgMyArCiB4ZW4vaW5jbHVkZS9hc20teDg2L2h2bS90 cmFjZS5oIHwgICAxICsKIHhlbi9pbmNsdWRlL3B1YmxpYy90cmFjZS5oICAgICAgfCAgIDUgKysK IDcgZmlsZXMgY2hhbmdlZCwgMzA1IGluc2VydGlvbnMoKyksIDM2IGRlbGV0aW9ucygtKQoKLS0g CjEuOC4zLjEKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f XwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHBzOi8v bGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK