From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christian Salzmann Subject: Re: cephfs (hammer) flips directory access bits Date: Wed, 13 Jan 2016 12:16:36 +0100 Message-ID: <56963214.3000505@fu-berlin.de> References: Mime-Version: 1.0 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="------------ms070606070804050807080201" Return-path: Received: from outpost5.zedat.fu-berlin.de ([130.133.4.89]:51125 "EHLO outpost5.zedat.fu-berlin.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755318AbcAMLYc (ORCPT ); Wed, 13 Jan 2016 06:24:32 -0500 In-Reply-To: Sender: ceph-devel-owner@vger.kernel.org List-ID: To: "Yan, Zheng" Cc: ceph-devel This is a cryptographically signed message in MIME format. --------------ms070606070804050807080201 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 08.01.2016 09:54, Yan, Zheng wrote: > do you use kernel client? I remember an ACL related bug in old kernel > can cause this. mount cephfs with '-o noacl' option can avoid this > issue. yes, we use the kernel client (in Debian stable) and yes, mounting with '= noacl' avoids this issue. Good catch! Do you eventually have a pointer to the patch fixing this bug? I am convinced the patch could be backported to the kernel in Debian Jess= ie (as long as it's not too intrusive). thank you Christian --=20 Christian Salzmann Christian.Salzmann@fu-berlin.de IT-Dienst Takustra=C3=9Fe 9, 14195 Berlin Fachbereich Mathematik und Informatik http://www.mi.fu-berlin.de Freie Universit=C3=A4t Berlin --------------ms070606070804050807080201 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgEFADCABgkqhkiG9w0BBwEAAKCC EMYwggTVMIIDvaADAgECAghQTsb1PRG0ZDANBgkqhkiG9w0BAQsFADBxMQswCQYDVQQGEwJE RTEcMBoGA1UEChMTRGV1dHNjaGUgVGVsZWtvbSBBRzEfMB0GA1UECxMWVC1UZWxlU2VjIFRy dXN0IENlbnRlcjEjMCEGA1UEAxMaRGV1dHNjaGUgVGVsZWtvbSBSb290IENBIDIwHhcNMTQw NzIyMTIwODI2WhcNMTkwNzA5MjM1OTAwWjBaMQswCQYDVQQGEwJERTETMBEGA1UEChMKREZO 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