From mboxrd@z Thu Jan 1 00:00:00 1970 From: Serge Hallyn Subject: Re: [PATCH v2] ns: introduce getnspid syscall Date: Wed, 25 Jun 2014 14:38:31 +0000 Message-ID: <20140625143831.GB17169@ubuntumail> References: <1403259512-10510-1-git-send-email-chenhanxiao@cn.fujitsu.com> <53A414B2.20108@nod.at> <5871495633F38949900D2BF2DC04883E54ECC5@G08CNEXMBPEKD02.g08.fujitsu.local> <20140623133230.GA31817@mail.hallyn.com> <5871495633F38949900D2BF2DC04883E551F09@G08CNEXMBPEKD02.g08.fujitsu.local> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <5871495633F38949900D2BF2DC04883E551F09-ZEd+hNNJ6a5ZYpXjqAkB5jz3u5zwRJJDAzI0kPv9QBlmR6Xm/wNWPw@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: "chenhanxiao-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org" Cc: Richard Weinberger , "containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org" , Oleg Nesterov , Al Viro , "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , David Howells , "Eric W. Biederman" , "linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" List-Id: linux-api@vger.kernel.org UXVvdGluZyBjaGVuaGFueGlhb0Bjbi5mdWppdHN1LmNvbSAoY2hlbmhhbnhpYW9AY24uZnVqaXRz dS5jb20pOgo+IEhpLAo+IAo+ID4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0KPiA+IEZyb206 IFNlcmdlIEUuIEhhbGx5biBbbWFpbHRvOnNlcmdlQGhhbGx5bi5jb21dCj4gPiBTZW50OiBNb25k YXksIEp1bmUgMjMsIDIwMTQgOTozMyBQTQo+ID4gVG86IENoZW4sIEhhbnhpYW8v6ZmIIOaZl+mc hAo+ID4gQ2M6IFJpY2hhcmQgV2VpbmJlcmdlcjsgY29udGFpbmVyc0BsaXN0cy5saW51eC1mb3Vu ZGF0aW9uLm9yZzsKPiA+IGxpbnV4LWtlcm5lbEB2Z2VyLmtlcm5lbC5vcmc7IFBhdmVsIEVtZWx5 YW5vdjsgbGludXgtYXBpQHZnZXIua2VybmVsLm9yZzsKPiA+IFNlcmdlIEhhbGx5bjsgT2xlZyBO ZXN0ZXJvdjsgRGF2aWQgSG93ZWxsczsgRXJpYyBXLiBCaWVkZXJtYW47IEFsIFZpcm8KPiA+IFN1 YmplY3Q6IFJlOiBbUEFUQ0ggdjJdIG5zOiBpbnRyb2R1Y2UgZ2V0bnNwaWQgc3lzY2FsbAo+ID4g Cj4gPiA+ID4gPgo+ID4gPiA+Cj4gPiA+ID4gSSBkb24ndCB0aGluayB0aGF0IGFkZGluZyBhIG5l dyBzeXN0ZW0gY2FsbCBmb3IgdGhpcyBpcyBhIGdvb2Qgc29sdXRpb24uCj4gPiA+ID4gV2UgbmVl ZCBhIG1vcmUgZ2VuZXJpYyB3YXkuIEkgYmV0IHBlb3BsZSBhcmUgaW50ZXJlc3RlZCBpbiBtb3Jl IHRoYW4ganVzdAo+ID4gUElECj4gPiA+ID4gbnVtYmVycy4KPiA+ID4KPiA+ID4gQ291bGQgeW91 IHBsZWFzZSBnaXZlIHNvbWUgaGludHMgb24gaG93IHRvIGV4cGFuZCB0aGlzIGludGVyZmFjZT8K PiA+ID4KPiA+ID4gPgo+ID4gPiA+IEkgYWdyZWUgd2l0aCBFcmljIHRoYXQgYSBwcm9jZnMgc29s dXRpb24gaXMgbW9yZSBhcHByb3ByaWF0ZS4KPiA+ID4gPgo+ID4gPgo+ID4gPiBQcm9jZnMgaXMg YSBnb29kIHNvbHV0aW9uLCBidXQgc3lzY2FsbCBpcyBub3QgYmFkIHRob3VnaC4KPiA+IAo+ID4g SSBtaWdodCBiZSBpbmNsaW5lZCB0byBhZ3JlZSwgZXhjZXB0IHRoYXQgaW4gdGhpcyBjYXNlIHlv dSBhcmUgc3RpbGwKPiA+IG5lZWRpbmcgbW91bnRlZCBwcm9jZnMgYW55d2F5IHRvIGdldCB0aGUg cHJvYy8kcGlkL25zL3BpZCBmZHMuCj4gPiAKPiA+IEknbSBzb3JyeSwgSSd2ZSBub3QgYmVlbiB3 YXRjaGluZyB0aGlzIHRocmVhZCwgc28gdGhpcyBwcm9iYWJseSBoYXMgYmVlbgo+ID4gY29uc2lk ZXJlZCBhbmQgZGVjaWRlZCBhZ2FpbnN0LCBidXQgSSdtIGdvaW5nIHRvIGFzayBhbnl3YXkuICBL ZWVwaW5nCj4gPiBpbiBtaW5kIGJvdGggY2hlY2twb2ludC1yZXN0YXJ0IGFuZCBhbmQgaW50cm9z cGVjdGlvbiBmb3IgdXNlIGluIGEKPiA+IHNldG5zJ2QgY29tbWVuZCwgd2h5IG5vdCBtYWtlIGl0 Cj4gPiAKPiA+IHBpZF90IGdldG5zcGlkKHBpZF90IHF1ZXJ5X3BpZCwgcGlkX3Qgb2JzZXJ2ZXJf cGlkKQo+ID4gCj4gPiB3aGljaCByZXR1cm5zIHRoZSBwcm9jZXNzIGlkIG9mIHF1ZXJ5X3BpZCBh cyBzZWVuIGZyb20gb2JzZXJ2ZXJfcGlkJ3MKPiA+IHBpZG5zPwo+ID4gCj4gCj4gQnV0IHRoaXMg Y291bGQgYmUgY29uZnVzZWQgaW4gbmVzdGVkIG5zLgo+IAo+IEV4Ogo+ICh0aGFua3MgZm9yIFBh dmVsJ3MgZmlndXJlKQo+ICAgICBpbml0X3BpZF9ucyAgICBuczEgICAgICAgICBuczIKPiB0MSAg Mgo+IHQyICAgYC0gMyAgICAgICAgICAxIAo+IHQzICAgICAgIGAtIDQgICAgICBgLSA1ICAgICAg ICAxCj4gdDQgIDUKPiAKPiBhKSBnZXRuc3BpZCgxLCAxKToKPiBXZSBleHBlY3RlZCBpdCBjb3Vs ZCByZXR1cm4gdDIncyBwaWQoMm5kIDEgYXMgcGlkCgpDbGVhcmx5IHRoZSBwYXNzZWQtaW4gcGlk cyBzaG91bGQgYmUgaW50ZXJwcmV0ZWQgYXMgcmVsYXRpdmUKdG8gY3VycmVudCdzIHBpZG5zLiAg VGhlcmUgY2FuIGJlIG5vIGFtYmlndWl0eSBhdCB0aGF0IHBvaW50LAp1bmxlc3MgSSdtIG92ZXJs b29raW5nIHNvbWV0aGluZy4KCj4gc3VjaCBhcyBzeXN0ZW1kIGluIGluaXRfcGlkX25zKSwKPiBi dXQgdDMncGlkIGlzIGFsc28gYW4gYXBwcm9wcmlhdGUgcmVzdWx0Lgo+IFdlIG1heSBnZXQgbW9y ZSB0aGFuIG9uZSByZXR1cm5zLgo+IAo+IGIpIGdldG5zcGlkKDUsIDEpOgo+ICgxc3QgNSB3YXMg ZXhwZWN0ZWQgYXMgIHBpZCBpbiBuczEpCj4gdDMncGlkIGFuZCB0NCdzIHBpZCBjb3VsZCBib3Ro IGJlIHRoZSBhbnN3ZXIuCj4gV2UgY291bGQgbm90IGRldGVybWluZSB3aGljaCBvbmUgaXMgd2hh dCB3ZSB3YW50Lgo+IAo+IFNvIHNvbWV0aGluZyB1bmlxdWUgbGlrZSBmZHMgb2YgbnMgc2hvdWxk IGJlCj4gYSBiZXR0ZXIgcmVmZXJlbmNlLiAKPiAKPiBUaGFua3MsCj4gLSBDaGVuCj4gCj4gPiAK PiA+ID4gUHJvY2ZzIHdvcmtzIGZvciBtZSwgYnV0IHRoYXQgc2VlbXMgY291bGQgbm90IGZpdAo+ ID4gPiBQYXZlbCdzIHJlcXVpcmVtZW50Lgo+ID4gPiBIaXMgb3BpbmlvbiBpcyB0aGF0IGEgc3lz Y2FsbCBpcyBhIG1vcmUgZ2VuZXJpYyBpbnRlcmZhY2UKPiA+ID4gdGhhbiBwcm9jIGZpbGVzLCBh bmQgIGFsc28gdmVyeSBoZWxwZnVsLgo+ID4gPiBBbmQgc3lzY2FsbCBjb3VsZCB0ZWxsIHdoZXRo ZXIgYSBwaWQgbGl2ZXMgaW4gYSBzcGVjaWZpYyBwaWQgbmFtZXNwYWNlLAo+ID4gPiBtdWNoIGNv bnZlbmllbnQgdGhhbiBwcm9jZnMuCj4gPiA+Cj4gPiA+IFRoYW5rcywKPiA+ID4gLSBDaGVuCj4g PiAKPiA+ID4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K PiA+ID4gQ29udGFpbmVycyBtYWlsaW5nIGxpc3QKPiA+ID4gQ29udGFpbmVyc0BsaXN0cy5saW51 eC1mb3VuZGF0aW9uLm9yZwo+ID4gPiBodHRwczovL2xpc3RzLmxpbnV4Zm91bmRhdGlvbi5vcmcv bWFpbG1hbi9saXN0aW5mby9jb250YWluZXJzCj4gCj4gX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX18KPiBDb250YWluZXJzIG1haWxpbmcgbGlzdAo+IENvbnRh aW5lcnNAbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcKPiBodHRwczovL2xpc3RzLmxpbnV4Zm91 bmRhdGlvbi5vcmcvbWFpbG1hbi9saXN0aW5mby9jb250YWluZXJzCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkNvbnRhaW5lcnMgbWFpbGluZyBsaXN0CkNv bnRhaW5lcnNAbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcKaHR0cHM6Ly9saXN0cy5saW51eGZv dW5kYXRpb24ub3JnL21haWxtYW4vbGlzdGluZm8vY29udGFpbmVycw==