From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: [PATCH 7/8] cgroup: mount cgroupns-root when inside non-init cgroupns Date: Mon, 7 Dec 2015 10:39:11 -0500 Message-ID: <20151207153911.GF9175@mtj.duckdns.org> References: <20151130150938.GF3535@mtj.duckdns.org> <20151201040704.GA31067@mail.hallyn.com> <20151201164649.GD12922@mtj.duckdns.org> <20151201215853.GA9153@mail.hallyn.com> <20151202165312.GB19878@mtj.duckdns.org> <20151202165637.GA20840@mail.hallyn.com> <20151202165839.GD19878@mtj.duckdns.org> <20151202170239.GA21009@mail.hallyn.com> <20151202170551.GE19878@mtj.duckdns.org> <20151203224706.GA19971@mail.hallyn.com> Reply-To: LXC development mailing-list Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <20151203224706.GA19971-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: lxc-devel-bounces-cunTk1MwBs9qMoObBWhMNEqPaTDuhLve2LY78lusg7I@public.gmane.org Sender: "lxc-devel" To: "Serge E. Hallyn" Cc: adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org, linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, lxc-devel-cunTk1MwBs9qMoObBWhMNEqPaTDuhLve2LY78lusg7I@public.gmane.org, cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org, serge-A9i7LUbDfNHQT0dZR+AlfA@public.gmane.org List-Id: linux-api@vger.kernel.org SGVsbG8sIFNlcmdlLgoKT24gVGh1LCBEZWMgMDMsIDIwMTUgYXQgMDQ6NDc6MDZQTSAtMDYwMCwg U2VyZ2UgRS4gSGFsbHluIHdyb3RlOgouLi4KPiArCWRlbnRyeSA9IGRnZXQoc2ItPnNfcm9vdCk7 Cj4gKwlpZiAoIWtuLT5wYXJlbnQpIC8vIHRoaXMgaXMgdGhlIHJvb3QKPiArCQlyZXR1cm4gZGVu dHJ5Owo+ICsKPiArCWtucGFyZW50ID0gZmluZF9rbl9hbmNlc3Rvcl9iZWxvdyhrbiwgTlVMTCk7 Cj4gKwlCVUdfT04oIWtucGFyZW50KTsKCkRvaW5nIFdBUk5fT04oKSBhbmQgcmV0dXJuaW5nIGZh aWx1cmUgaXMgYmV0dGVyLCBJIHRoaW5rLiAgRmFpbGluZyBucwptb3VudCBpcyBhbiBva2F5IGZh aWx1cmUgbW9kZSBhbmQgYSBsb3QgYmV0dGVyIHRoYW4gY3Jhc2hpbmcgdGhlCnN5c3RlbS4gIEFs c28sIGhvdyBhYm91dCBmaW5kX25leHRfYW5jZXN0b3IoKSBmb3IgdGhlIG5hbWUgb2YgdGhlCmZ1 bmN0aW9uPwoKPiArCWRvIHsKPiArCQlzdHJ1Y3QgZGVudHJ5ICpkdG1wOwo+ICsJCXN0cnVjdCBr ZXJuZnNfbm9kZSAqa250bXA7Cj4gKwo+ICsJCWlmIChrbiA9PSBrbnBhcmVudCkKPiArCQkJcmV0 dXJuIGRlbnRyeTsKPiArCQlrbnRtcCA9IGZpbmRfa25fYW5jZXN0b3JfYmVsb3coa24sIGtucGFy ZW50KTsKPiArCQlCVUdfT04oIWtudG1wKTsKPiArCQlkdG1wID0gbG9va3VwX29uZV9sZW4oa250 bXAtPm5hbWUsIGRlbnRyeSwgc3RybGVuKGtudG1wLT5uYW1lKSk7Cj4gKwkJZHB1dChkZW50cnkp Owo+ICsJCWlmIChJU19FUlIoZHRtcCkpCj4gKwkJCXJldHVybiBkdG1wOwo+ICsJCWtucGFyZW50 ID0ga250bXA7Cj4gKwkJZGVudHJ5ID0gZHRtcDsKPiArCX0gd2hpbGUgKDEpOwoKT3RoZXIgdGhh biB0aGUgbml0cGlja3MsIGxvb2tzIGdvb2QgdG8gbWUuCgpUaGFua3MuCgotLSAKdGVqdW4KX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbHhjLWRldmVsIG1h aWxpbmcgbGlzdApseGMtZGV2ZWxAbGlzdHMubGludXhjb250YWluZXJzLm9yZwpodHRwOi8vbGlz dHMubGludXhjb250YWluZXJzLm9yZy9saXN0aW5mby9seGMtZGV2ZWwK