From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Theodore Y. Ts'o" Subject: Re: BUG: Mount ignores mount options Date: Fri, 10 Aug 2018 19:54:47 -0400 Message-ID: <20180810235447.GK627@thunk.org> References: <20180810153902.GH21087@thunk.org> <87d0uqpba5.fsf@xmission.com> <153313703562.13253.5766498657900728120.stgit@warthog.procyon.org.uk> <22361.1533913891@warthog.procyon.org.uk> <28045.1533916438@warthog.procyon.org.uk> <20180810161400.GA627@thunk.org> <20180810204639.GI627@thunk.org> <20180810221234.GC4211@magnolia> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <20180810221234.GC4211@magnolia> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: apparmor-bounces-nLRlyDuq1AZFpShjVBNYrg@public.gmane.org Sender: "AppArmor" To: "Darrick J. Wong" Cc: Eric Biggers , Tetsuo Handa , LKML , David Howells , SELinux-NSA , tomoyo-dev-en-5NWGOfrQmneRv+LV9MX5uooqe+aC9MnS@public.gmane.org, Paul Moore , Miklos Szeredi , Stephen Smalley , Fenghua Yu , apparmor-nLRlyDuq1AZFpShjVBNYrg@public.gmane.org, Tejun Heo , Al Viro , Andy Lutomirski , "open list:CONTROL GROUP (CGROUP)" , Linux API , Greg Kroah-Hartman , LSM List , Li Zefan , "Eric W. Biederman" , Johannes Weiner , Linux FS Devel Linus Torvalds List-Id: linux-api@vger.kernel.org T24gRnJpLCBBdWcgMTAsIDIwMTggYXQgMDM6MTI6MzRQTSAtMDcwMCwgRGFycmljayBKLiBXb25n IHdyb3RlOgo+IEhleSBub3csIHRoZXJlIHdhcyBhIGxpdHRsZSBtb3JlIG51YW5jZSB0byBpdCB0 aGFuIHRoYXRbMV1bMl0uICBUaGUKPiBjb21wbGFpbnQgaW4gdGhlIGZpcnN0IGluc3RhbmNlIGhh ZCBtdWNoIG1vcmUgdG8gZG8gd2l0aCBicmVha2luZwo+IGV4aXN0aW5nIFY0IGZpbGVzeXN0ZW1z IGJ5IGFkZGluZyBmb3JtYXQgcmVxdWlyZW1lbnRzIHRoYXQgbWtmcyBkaWRuJ3QKPiBrbm93IGFi b3V0IHdoZW4gdGhlIGZpbGVzeXN0ZW0gd2FzIGNyZWF0ZWQuICBZZXMsIHlvdSBjYW4gY3JlYXRl IFY0Cj4gZmlsZXN5c3RlbXMgdGhhdCB3aWxsIGhhbmcgdGhlIHN5c3RlbSBpZiB0aGUgbG9nIHdh cyB0b3RhbGx5IHVuZm9ybWF0dGVkCj4gYW5kIG1ldGFkYXRhIHVwZGF0ZXMgYXJlIG1hZGUsIGJ1 dCBPVE9IIGl0J3MgZmFpcmx5IG9idmlvdXMgd2hlbiB0aGF0Cj4gaGFwcGVucywgeW91IGhhdmUg dG8gYmUgcm9vdCB0byBtb3VudCBhIGRpc2sgZmlsZXN5c3RlbSwgYW5kIHdlIHRyeSB0bwo+IGF2 b2lkIGJyZWFraW5nIGV4aXN0aW5nIHVzZXJzLgoKSSB3YXNuJ3QgdGhpbmtpbmcgYWJvdXQgc3l6 Ym90IHJlcG9ydHM7IEkndmUgbGFyZ2VseSB3cml0dGVuIHRoZW0gb2ZmCmFzIGZhciBhcyBmaWxl IHN5c3RlbSB0ZXN0aW5nIGlzIGNvbmNlcm5lZCwgYnV0IHJhdGhlciBXZW4gWHUgYXQKR2Vvcmdp YSBUZWNoLCB3aG8gaXMgbXVjaCBtb3JlIHJlYXNvbmFibGUgdGhhbiBEbWl0cnksIGFuZCBoYXMg aGVscGV5ZAptZSBvdXQgYSBsb3Q7IGFuZCBoYXMgY29tcGxhaW5lZCB0aGF0IHRoZSBYRlMgZm9s a3MgaGF2ZW4ndCBiZWVuCmVuZ2FnaW5nIHdpdGggaGltLgoKSW4gZWl0aGVyIGNhc2UsIGJvdGgg c2VjdXJpdHkgcmVzZWFyY2hlcnMgYXJlIGZ1enppbmcgZmlsZSBzeXN0ZW0KaW1hZ2VzLCBhbmQg dGhlbiBmaXhpbmcgdGhlIGNoZWNrc3VtcywgYW5kIGRpc2NvdmVyaW5nIHRoYXQgdGhpcyBjYW4K bGVhZCB0byBrZXJuZWwgY3Jhc2hlcywgYW5kIGluIGEgZmV3IGNhc2VzLCBidWZmZXIgb3ZlcnJ1 bnMgdGhhdCBjYW4KbGVhZCB0byBwb3RlbnRpYWwgcHJpdmlsZWdlIGVzY2FsYXRpb25zLiAgV2Vu IGNhbiBnZW5lcmF0ZSByZXBvcnRzCmZhc3RlciB0aGFuIHN5emJvdCwgYnV0IGF0IGxlYXN0IGhl IGdpdmVzIG1lIGZpbGUgc3lzdGVtIGltYWdlcyAoYXMKb3Bwb3NlZCB0byBoYXZpbmcgdG8gZGln IHRoZW0gb3V0IG9mIHN5emJvdCByZXBybyBDIGZpbGVzKSBhbmQgaGUKYWN0dWFsbHkgZG9lcyBz b21lIGFuYWx5c2lzIGFuZCBleHBsYWlucyB3aGF0IGhlIHRoaW5rcyBpcyBnb2luZyBvbi4KCkkg ZG9uJ3QgdGhpbmsgYW55b25lIHdhcyBjbGFpbWluZyB0aGF0IGZvcm1hdCByZXF1aXJlbWVudHMg c2hvdWxkIGJlCmFkZGVkIHRvIGV4dDQgb3IgeGZzIGZpbGUgc3lzdGVtcy4gIEJ1dCByYXRoZXIs IHRoYXQga2VybmVsIGNvZGUKc2hvdWxkIGJlIG1hZGUgbW9yZSByb2J1c3QgYWdhaW5zdCBtYWxp Y2lvdXNseSBjb3JydXB0ZWQgZmlsZSBzeXN0ZW0KaW1hZ2VzIHRoYXQgaGF2ZSB2YWxpZCBjaGVj a3N1bXMuICBJJ3ZlIGJlZW4gbW9yZSB3aWxsaW5nIHRvIHdvcmsgd2l0aApXZW47IERhdmUgaGFz IGV4cHJlc3NlZCB0aGUgb3BpbmlvbiB0aGF0IHRoZXNlIGFyZSBub3QgcmVhbGlzdGljIGJ1Zwpy ZXBvcnRzLCBhbmQgc2luY2Ugb25seSByb290IGNhbiBtb3VudCBmaWxlIHN5c3RlbXMsIGl0J3Mg bm90IGhpZ2gKcHJpb3JpdHkuCgpUaGUgcmVhc29uIHdoeSBJIGJyaW5nIHRoaXMgdXAgaGVyZSBp cyB0aGF0IGluIGNvbnRhaW5lciBsYW5kLCB0aGVyZQphcmUgdGhvc2Ugd2hvIGJlbGlldmUgdGhh dCAiY29udGFpbmVyIHJvb3QiIHNob3VsZCBiZSBhYmxlIHRvIG1vdW50CmZpbGUgc3lzdGVtcywg YW5kIGlmIHRoZSAiY29udGFpbmVyIHJvb3QiIGlzbid0IHRydXN0ZWQsIHRoZSBmYWN0IHRoYXQK dGhlICJjb250YWluZXIgcm9vdCIgY2FuIGNyYXNoIHRoZSBob3N0IGtlcm5lbCwgb3Igd29yc2Us IGNvcnJ1cHQgdGhlCmhvc3Qga2VybmVsIGFuZCBicmVhayBvdXQgb2YgdGhlIGNvbnRhaW5lciBh cyBhIHJlc3VsdCwgdGhhdCB3b3VsZCBiZQpzYWQuCgpJIHdhcyBwcmV0dHkgc3VyZSBtb3N0IGZp bGUgc3lzdGVtIGRldmVsb3BlcnMgYXJlIG9uIHRoZSBzYW1lIHBhZ2UKdGhhdCBhbGxvd2luZyB1 bnRydXN0ZWQgImNvbnRhaW5lciByb290cyIgdGhlIGFiaWxpdHkgdG8gbW91bnQKYXJiaXRyYXJ5 IGJsb2NrIGRldmljZSBmaWxlIHN5c3RlbXMgaXMgaW5zYW5pdHkuICBXaGV0aGVyIG9yIG5vdCB3 ZQp0cnkgdG8gZml4IHRoZXNlIHNvcnRzIG9mIGJ1Z3Mgc3VibWl0dGVkIGJ5IHNlY3VyaXR5IHJl c2VhcmNoZXJzLiAgOi0pCgoJICAJICAgICAgIAkgICAgCSAgICAgICAJCSAgLSBUZWQKCi0tIApB cHBBcm1vciBtYWlsaW5nIGxpc3QKQXBwQXJtb3JAbGlzdHMudWJ1bnR1LmNvbQpNb2RpZnkgc2V0 dGluZ3Mgb3IgdW5zdWJzY3JpYmUgYXQ6IGh0dHBzOi8vbGlzdHMudWJ1bnR1LmNvbS9tYWlsbWFu L2xpc3RpbmZvL2FwcGFybW9yCg==