From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay3.corp.sgi.com [198.149.34.15]) by oss.sgi.com (Postfix) with ESMTP id 34B937F3F for ; Thu, 19 Jun 2014 00:42:39 -0500 (CDT) Received: from cuda.sgi.com (cuda3.sgi.com [192.48.176.15]) by relay3.corp.sgi.com (Postfix) with ESMTP id C17A3AC003 for ; Wed, 18 Jun 2014 22:42:38 -0700 (PDT) Received: from ipmail07.adl2.internode.on.net (ipmail07.adl2.internode.on.net [150.101.137.131]) by cuda.sgi.com with ESMTP id LbXpz4PPdhuvRJKs for ; Wed, 18 Jun 2014 22:42:36 -0700 (PDT) Date: Thu, 19 Jun 2014 15:42:18 +1000 From: Dave Chinner Subject: Re: xfs_freeze Message-ID: <20140619054218.GK4453@dastard> References: <75F0D28A05391A4E8539D13B4740B89C016860E8@Hik-MBX02.hikvision.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <75F0D28A05391A4E8539D13B4740B89C016860E8@Hik-MBX02.hikvision.com> List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: =?utf-8?B?6ZmI5paH5Lic?= Cc: "xfs@oss.sgi.com" T24gVGh1LCBKdW4gMTksIDIwMTQgYXQgMDU6MDk6MDRBTSArMDAwMCwg6ZmI5paH5LicIHdyb3Rl Ogo+IEhpOgo+IAo+IFtyb290QGxvY2FsaG9zdCAvXSMgbW91bnQgL2Rldi9sdm1fdmcvbHZtX2x2 IC9uYXMvCj4gW3Jvb3RAbG9jYWxob3N0IC9dIyB4ZnNfZnJlZXplIC1mIC9uYXMvCj4gW3Jvb3RA bG9jYWxob3N0IC9dIyBsdmNyZWF0ZSAgLXMgLUwgNDBNIC1uIGN3ZCAgL2Rldi9sdm1fdmcvbHZt X2x2Cj4gICBSb3VuZGluZyB1cCBzaXplIHRvIGZ1bGwgcGh5c2ljYWwgZXh0ZW50IDQ4LjAwIE1p Qgo+ICAgZGV2aWNlLW1hcHBlcjogc3VzcGVuZCBpb2N0bCBvbiAgZmFpbGVkOiBEZXZpY2Ugb3Ig cmVzb3VyY2UgYnVzeQo+ICAgVW5hYmxlIHRvIHN1c3BlbmQgbHZtX3ZnLWx2bV9sdiAoMjUzOjAp Cj4gICBGYWlsZWQgdG8gc3VzcGVuZCBvcmlnaW4gbHZtX2x2Cj4gICBsaWJkZXZtYXBwZXIgZXhp dGluZyB3aXRoIDIgZGV2aWNlKHMpIHN0aWxsIHN1c3BlbmRlZC4KPiAKPiAKPiAKPiAKPiBXaHk/ Cgpjb21taXQgMThlOWU1MTA0ZmNkOWE5NzNmZmUzZWVkMzgxNmM4N2YyYTFiNmNkMgpBdXRob3I6 IEpvc2VmIEJhY2lrIDxqb3NlZkByZWRoYXQuY29tPgpEYXRlOiAgIFR1ZSBNYXIgMjMgMTA6MzQ6 NTYgMjAxMCAtMDQwMAoKICAgIEludHJvZHVjZSBmcmVlemVfc3VwZXIgYW5kIHRoYXdfc3VwZXIg Zm9yIHRoZSBmc2ZyZWV6ZSBpb2N0bAogICAgCiAgICBDdXJyZW50bHkgdGhlIHdheSB3ZSBkbyBm cmVlemluZyBpcyBieSBwYXNzaW5nIHNiPnNfYmRldiB0byBmcmVlemVfYmRldiBhbmQgdGhlCiAg ICBsZXR0aW5nIGl0IGRvIGFsbCB0aGUgd29yay4gIEJ1dCBmcmVlemluZyBpcyBtb3JlIG9mIGFu IGZzIHRoaW5nLCBhbmQgZG9lc24ndAogICAgcmVhbGx5IGhhdmUgbXVjaCB0byBkbyB3aXRoIHRo ZSBiZGV2IGF0IGFsbCwgYWxsIHRoZSB3b3JrIGdldHMgZG9uZSB3aXRoIHRoZQogICAgc3VwZXIu ICBJbiBidHJmcyB3ZSBkbyBub3QgcG9wdWxhdGUgc19iZGV2LCBzaW5jZSB3ZSBjYW4gaGF2ZSBt dWx0aXBsZSBiZGV2J3MKICAgIGZvciBvbmUgZnMgYW5kIHNldHRpbmcgc19iZGV2IG1ha2VzIHJl bW92aW5nIGRldmljZXMgZnJvbSBhIHBvb2wga2luZCBvZiB0cmlja3kKICAgIFRoaXMgbWVhbnMg dGhhdCBmcmVlemluZyBhIGJ0cmZzIGZpbGVzeXN0ZW0gZmFpbHMsIHdoaWNoIGNhdXNlcyB1cyB0 byBjb3JydXB0CiAgICB3aXRoIHRoaW5ncyBsaWtlIHR1eC1vbi1pY2Ugd2hpY2ggdXNlIHRoZSBm c2ZyZWV6ZSBtZWNoYW5pc20uICBTbyBpbnN0ZWFkIG9mCiAgICBwb3B1bGF0aW5nIHNiLT5zX2Jk ZXYgd2l0aCBhIHJhbmRvbSBiZGV2IGluIG91ciBwb29sLCBJJ3ZlIGJyb2tlbiB0aGUgYWN0dWFs IGZzCiAgICBmcmVlemluZyBzdHVmZiBpbnRvIGZyZWV6ZV9zdXBlciBhbmQgdGhhd19zdXBlci4g IFRoZXNlIGp1c3QgdGFrZSB0aGUKICAgIHN1cGVyX2Jsb2NrIHRoYXQgd2UncmUgZnJlZXppbmcg YW5kIGRvZXMgdGhlIGFwcHJvcHJpYXRlIHdvcmsuICBJdCdzIGJhc2ljYWxseQogICAganVzdCBj b3B5IGFuZCBwYXN0ZWQgZnJvbSBmcmVlemVfYmRldi4gIEkndmUgdGhlbiBjb252ZXJ0ZWQgZnJl ZXplX2JkZXYgb3ZlciB0bwogICAgdXNlIHRoZSBuZXcgc3VwZXIgaGVscGVycy4gIEkndmUgdGVz dGVkIHRoaXMgd2l0aCBleHQ0IGFuZCBidHJmcyBhbmQgdmVyaWZpZWQKICAgIGV2ZXJ5dGhpbmcg Y29udGludWVzIHRvIHdvcmsgdGhlIHNhbWUgYXMgYmVmb3JlLgogICAgCiAgICBUaGUgb25seSBu ZXcgZ290Y2hhIGlzIG11bHRpcGxlIGNhbGxzIHRvIHRoZSBmc2ZyZWV6ZSBpb2N0bCB3aWxsIHJl dHVybiBFQlVTWSBpCiAgICB0aGUgZnMgaXMgYWxyZWFkeSBmcm96ZW4uICBJIHRob3VnaHQgdGhp cyB3YXMgYSBiZXR0ZXIgc29sdXRpb24gdGhhbiBhZGRpbmcgYQogICAgZnJlZXplIGNvdW50ZXIg dG8gdGhlIHN1cGVyX2Jsb2NrLCBidXQgaWYgZXZlcnlib2R5IGhhdGVzIHRoaXMgaWRlYSBJJ20g b3BlbiB0bwogICAgc3VnZ2VzdGlvbnMuICBUaGFua3MsCiAgICAKICAgIFNpZ25lZC1vZmYtYnk6 IEpvc2VmIEJhY2lrIDxqb3NlZkByZWRoYXQuY29tPgogICAgU2lnbmVkLW9mZi1ieTogQWwgVmly byA8dmlyb0B6ZW5pdi5saW51eC5vcmcudWs+CgoKSU9XcywgaWYgeW91IGZyZWV6ZSB0aGUgc3Vw ZXJibG9jayB2aWEgeGZzX2ZyZWV6ZSBvciBmc2ZyZWV6ZSwgeW91CmNhbm5vdCBuZXN0IGZyZWV6 ZSByZXF1ZXN0cyAtIHlvdSdsbCBnZXQgRUJVU1kgb24gdGVoIHNlY29uZCBhdHRlbXB0CnRvIGZy ZWV6ZSB0aGUgc3VwZXJibG9jay4gCgpsdmNyZWF0ZSBtdXN0IGJlIGRvaW5nIGEgZnJlZXplIGZy b20gdGhlIGJsb2NrIGRldmljZSwgc28gaXQncwpmYWlsaW5nIHdpdGggRUJVU1kgYmVjYXVzZSB0 aGUgc3VwZXJibG9jayBvbiB0aGUgYmxvY2sgZGV2aWNlIGlzCmFscmVhZHkgZnJvemVuLi4uCgot RGF2ZS4KLS0gCkRhdmUgQ2hpbm5lcgpkYXZpZEBmcm9tb3JiaXQuY29tCgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwp4ZnMgbWFpbGluZyBsaXN0Cnhmc0Bv c3Muc2dpLmNvbQpodHRwOi8vb3NzLnNnaS5jb20vbWFpbG1hbi9saXN0aW5mby94ZnMK