From mboxrd@z Thu Jan 1 00:00:00 1970 From: ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org (Eric W. Biederman) Subject: Re: [PATCH] user_ns: Add support for unprivileged remount Date: Fri, 14 Sep 2012 02:33:27 -0700 Message-ID: <877grxdk48.fsf@xmission.com> References: <50519CB2.7040801@gmail.com> <87fw6lfwc3.fsf@xmission.com> <5052F783.3040904@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <5052F783.3040904-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> (Zhao Hongjiang's message of "Fri, 14 Sep 2012 17:23:15 +0800") 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: Zhao Hongjiang Cc: containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org List-Id: containers.vger.kernel.org WmhhbyBIb25namlhbmcgPHpoYW9ob25namlhbmczN0BnbWFpbC5jb20+IHdyaXRlczoKCj4gT24g MjAxMi05LTE0IDU6MjYsIEVyaWMgVy4gQmllZGVybWFuIHdyb3RlOgo+PiBaaGFvIEhvbmdqaWFu ZyA8emhhb2hvbmdqaWFuZzM3QGdtYWlsLmNvbT4gd3JpdGVzOgo+PiAKPj4+IEZyb206IFpoYW8g SG9uZ2ppYW5nIDx6aGFvaG9uZ2ppYW5nQGh1YXdlaS5jb20+Cj4+Pgo+Pj4gUmVsYXggdGhlIHBl cm1pc3Npb24gY2hlY2tzIHRvIGFsbG93IHVucHJpdmlsZWdlZCB1c2VycyB0aGF0IGhhdmUKPj4+ IENBUF9TWVNfQURNSU4gcGVybWlzc2lvbnMgaW4gdGhlIHVzZXIgbmFtZXNwYWNlIHJlZmVycmVk IHRvIGJ5IHRoZQo+Pj4gY3VycmVudCBtb3VudCBuYW1lc3BhY2UgdG8gYmUgYWxsb3dlZCB0byBy ZW1vdW50IGZpbGVzeXN0ZW1zLgo+PiAKPj4gUmVtb3VudCBpbiBnZW5lcmFsIG1ha2UgZmlsZXN5 c3RlbSBjb25maWd1cmF0aW9uIGNoYW5nZXMgbm90IG1vdW50IGxldmVsCj4+IGNoYW5nZXMuCj4+ IAo+PiBJbiBnZW5lcmFsIHJlbW91bnQgaXMgbm90IHNhZmUgZm9yIHVucHJpdmllbGdlZCB1c2Vy cy4KPj4gCj4+IERvIHlvdSBoYXZlIGEgdXNlIGNhc2Ugd2hlcmUgeW91IG5lZWQgdG8gcmVtb3Vu dCBhIGZpbGVzeXN0ZW0/Cj4KPiBBcyB3ZSBjYW4gZG8gYSB1bW91bnQrbW91bnTvvIxJIGRvbid0 IHNlZSB3aHkgcmVtb3VudCBvcGVyYXRpb24gaXMgbm90IGFsbG93ZWQuCj4gU2hvdWxkbid0IHdl IGFkZCBjaGVja3MgaW4gcmVtb3VudCBwYXRoIGluIHRoZSBzcGVjaWZpYyBmaWxlc3lzdGVtIHRv IGVuc3VyZQo+IHNhZmV0eSBpbnN0ZWFkIHdoZW4gd2UgZW5hYmxlIHVucHJpdmlsbGVnZWQgbW91 bnQ/CgpCdXQgdGhlIHRoaW5nIGlzIHJlbW91bnQgIT0gbW91bnQrdW1vdW50LiAgUmVtb3VudCBp cyBjaGFuZ2UgbG93bGV2ZWwKZmlsZXN5c3RlbSBvcHRpb25zLgoKVGhlIGJhc2ljIGRhbmdlciBp cyBpZiBzb21lb25lIGluIHRoZSBwcmltYXJ5IHVzZXIgbmFtZXNwYWNlIG1vdW50ZWQgYQpmaWxl c3lzdGVtLCBhbmQgdGhlbiB3ZSBjbG9uZWQgdGhhdCBmaWxlc3lzdGVtLgoKdW1vdW50aW5nIGZp bGVzeXN0ZW1zIGlzIG9rLiAgVGhlcmUgcmVmZXJlbmNlIGNvdW50IHdpbGwgZHJvcCBvciB0aGV5 CndpbGwganVzdCB1bm1vdW50IGlmIHRoZSByZWYgY291bnQgZ29lcyB0byB6ZXJvLgoKSG93ZXZl ciBtb3VudCAtbyByZW1vdW50IC1yIC9ob21lIGNvdWxkIHZlcnkgZWFzaWx5IHJlbW91bnQgZXZl cnlvbmUncwpob21lIGRpcmVjdG9yeSBpbiBhbGwgbW91bnQgbmFtZXNwYWNlcyByZWFkLW9ubHkg YnkgbWFraW5nIHRoZQpmaWxlc3lzdGVtIGl0c2VsZiByZWFkb25seS4KClRoYXQgZGFuZ2VyIGFw cGxpZXMgZXZlbiB0byBzb21lIGV4dGVudCBldmVuIGlmIHRoZSBvcHRpb25zIGFyZSBzYWZlIGZv cgp1cyB0byBwZXJmb3JtIGF0IHRoZSBmaWxlc3lzdGVtIGxldmVsLgoKTm93IHRoYXQgZG9lc24n dCBtZWFuIHJlbW91bnQgaXMgYSBob3BlbGVzcyBvcGVyYXRpb24uICBXaGF0IGl0IGRvZXMKbWVh biBpcyB0aGF0IHdlIG5lZWQgdG8gYmUgdmVyeSBjYXJlZnVsbHkgd2l0aCBlbmFibGluZyByZW1v dW50aW5nCm9mIGEgZmlsZXN5c3RlbS4KCkVyaWMKCl9fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fCkNvbnRhaW5lcnMgbWFpbGluZyBsaXN0CkNvbnRhaW5lcnNA bGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcKaHR0cHM6Ly9saXN0cy5saW51eGZvdW5kYXRpb24u b3JnL21haWxtYW4vbGlzdGluZm8vY29udGFpbmVycw==