From mboxrd@z Thu Jan 1 00:00:00 1970 From: Trond Myklebust Subject: Re: [PATCH 01/23] net, sunrpc: convert rpc_cred.cr_count from atomic_t to refcount_t Date: Fri, 17 Mar 2017 12:50:12 +0000 Message-ID: <1489755011.6453.1.camel@primarydata.com> References: <1489752646-8749-1-git-send-email-elena.reshetova@intel.com> <1489752646-8749-2-git-send-email-elena.reshetova@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1489752646-8749-2-git-send-email-elena.reshetova-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org> Content-Language: en-US Content-ID: Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: "elena.reshetova-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org" , "netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" Cc: "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "peterz-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org" , "ralf-6z/3iImG2C8G8FEW9MqTrA@public.gmane.org" , "linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "ishkamiel-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org" , "bfields-uC3wQj2KruNg9hUCZPvPmw@public.gmane.org" , "steffen.klassert-opNxpl+3fjRBDgjK7y7TUQ@public.gmane.org" , "nhorman-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org" , "linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "jreuter-K7Hl1MveuGQ@public.gmane.org" , "santosh.shilimkar-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org" , "linux-hams-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "jlayton-vpEMnDpepFuMZCB2o+C8xQ@public.gmane.org" , "dwindsor-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org" , "keescook-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org" List-Id: ceph-devel.vger.kernel.org T24gRnJpLCAyMDE3LTAzLTE3IGF0IDE0OjEwICswMjAwLCBFbGVuYSBSZXNoZXRvdmEgd3JvdGU6 DQo+IHJlZmNvdW50X3QgdHlwZSBhbmQgY29ycmVzcG9uZGluZyBBUEkgc2hvdWxkIGJlDQo+IHVz ZWQgaW5zdGVhZCBvZiBhdG9taWNfdCB3aGVuIHRoZSB2YXJpYWJsZSBpcyB1c2VkIGFzDQo+IGEg cmVmZXJlbmNlIGNvdW50ZXIuIFRoaXMgYWxsb3dzIHRvIGF2b2lkIGFjY2lkZW50YWwNCj4gcmVm Y291bnRlciBvdmVyZmxvd3MgdGhhdCBtaWdodCBsZWFkIHRvIHVzZS1hZnRlci1mcmVlDQo+IHNp dHVhdGlvbnMuDQo+IA0KPiBTaWduZWQtb2ZmLWJ5OiBFbGVuYSBSZXNoZXRvdmEgPGVsZW5hLnJl c2hldG92YUBpbnRlbC5jb20+DQo+IFNpZ25lZC1vZmYtYnk6IEhhbnMgTGlsamVzdHJhbmQgPGlz aGthbWllbEBnbWFpbC5jb20+DQo+IFNpZ25lZC1vZmYtYnk6IEtlZXMgQ29vayA8a2Vlc2Nvb2tA Y2hyb21pdW0ub3JnPg0KPiBTaWduZWQtb2ZmLWJ5OiBEYXZpZCBXaW5kc29yIDxkd2luZHNvckBn bWFpbC5jb20+DQo+IC0tLQ0KPiDCoGluY2x1ZGUvbGludXgvc3VucnBjL2F1dGguaCB8wqDCoDgg KysrKy0tLS0NCj4gwqBuZXQvc3VucnBjL2F1dGguY8KgwqDCoMKgwqDCoMKgwqDCoMKgwqB8IDEy ICsrKysrKy0tLS0tLQ0KPiDCoDIgZmlsZXMgY2hhbmdlZCwgMTAgaW5zZXJ0aW9ucygrKSwgMTAg ZGVsZXRpb25zKC0pDQo+IA0KPiBkaWZmIC0tZ2l0IGEvaW5jbHVkZS9saW51eC9zdW5ycGMvYXV0 aC5oDQo+IGIvaW5jbHVkZS9saW51eC9zdW5ycGMvYXV0aC5oDQo+IGluZGV4IGIxYmM2MmIuLmJk MzZlMGIgMTAwNjQ0DQo+IC0tLSBhL2luY2x1ZGUvbGludXgvc3VucnBjL2F1dGguaA0KPiArKysg Yi9pbmNsdWRlL2xpbnV4L3N1bnJwYy9hdXRoLmgNCj4gQEAgLTE1LDcgKzE1LDcgQEANCj4gwqAj aW5jbHVkZSA8bGludXgvc3VucnBjL21zZ19wcm90Lmg+DQo+IMKgI2luY2x1ZGUgPGxpbnV4L3N1 bnJwYy94ZHIuaD4NCj4gwqANCj4gLSNpbmNsdWRlIDxsaW51eC9hdG9taWMuaD4NCj4gKyNpbmNs dWRlIDxsaW51eC9yZWZjb3VudC5oPg0KPiDCoCNpbmNsdWRlIDxsaW51eC9yY3VwZGF0ZS5oPg0K PiDCoCNpbmNsdWRlIDxsaW51eC91aWRnaWQuaD4NCj4gwqAjaW5jbHVkZSA8bGludXgvdXRzbmFt ZS5oPg0KPiBAQCAtNjgsNyArNjgsNyBAQCBzdHJ1Y3QgcnBjX2NyZWQgew0KPiDCoCNlbmRpZg0K PiDCoAl1bnNpZ25lZCBsb25nCQljcl9leHBpcmU7CS8qIHdoZW4gdG8gZ2MNCj4gKi8NCj4gwqAJ dW5zaWduZWQgbG9uZwkJY3JfZmxhZ3M7CS8qIHZhcmlvdXMNCj4gZmxhZ3MgKi8NCj4gLQlhdG9t aWNfdAkJY3JfY291bnQ7CS8qIHJlZiBjb3VudCAqLw0KPiArCXJlZmNvdW50X3QJCWNyX2NvdW50 OwkvKiByZWYgY291bnQgKi8NCj4gDQoNCk5BQ0suIFRoYXQncyBnb2luZyB0byBiZSBoaXR0aW5n IFdBUk5fT05DRSghcmVmY291bnRfaW5jX25vdF96ZXJvKHIpLA0KInJlZmNvdW50X3Q6IGluY3Jl bWVudCBvbiAwOyB1c2UtYWZ0ZXItZnJlZS5cbiIpIGxpa2UgdGhlcmUncyBubw0KdG9tb3Jyb3cu Li4NCg0KUGxlYXNlIHN0b3Agd2l0aCB0aGVzZSBhdXRvbWF0ZWQgY29udmVyc2lvbnMuIFRoZXkg YXJlIGdvaW5nIHRvIGNhdXNlIGENCmxvdCBtb3JlIGJ1Z3MgdGhhbiB0aGV5IGZpeC4NCg0KLS0g DQpUcm9uZCBNeWtsZWJ1c3QNCkxpbnV4IE5GUyBjbGllbnQgbWFpbnRhaW5lciwgUHJpbWFyeURh dGENCnRyb25kLm15a2xlYnVzdEBwcmltYXJ5ZGF0YS5jb20NCg== -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-194.mimecast.com ([63.128.21.194]:29227 "EHLO us-smtp-delivery-194.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751018AbdCQMxl (ORCPT ); Fri, 17 Mar 2017 08:53:41 -0400 From: Trond Myklebust To: "elena.reshetova@intel.com" , "netdev@vger.kernel.org" CC: "linux-kernel@vger.kernel.org" , "peterz@infradead.org" , "ralf@linux-mips.org" , "linux-rdma@vger.kernel.org" , "ishkamiel@gmail.com" , "bfields@fieldses.org" , "steffen.klassert@secunet.com" , "nhorman@tuxdriver.com" , "linux-nfs@vger.kernel.org" , "jreuter@yaina.de" , "santosh.shilimkar@oracle.com" , "linux-hams@vger.kernel.org" , "jlayton@poochiereds.net" , "dwindsor@gmail.com" , "keescook@chromium.org" , "zyan@redhat.com" , "sage@redhat.com" , "davem@davemloft.net" , "linux-sctp@vger.kernel.org" , "vyasevich@gmail.com" , "linux-x25@vger.kernel.org" , "herbert@gondor.apana.org.au" , "ceph-devel@vger.kernel.org" Subject: Re: [PATCH 01/23] net, sunrpc: convert rpc_cred.cr_count from atomic_t to refcount_t Date: Fri, 17 Mar 2017 12:50:12 +0000 Message-ID: <1489755011.6453.1.camel@primarydata.com> References: <1489752646-8749-1-git-send-email-elena.reshetova@intel.com> <1489752646-8749-2-git-send-email-elena.reshetova@intel.com> In-Reply-To: <1489752646-8749-2-git-send-email-elena.reshetova@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-nfs-owner@vger.kernel.org List-ID: T24gRnJpLCAyMDE3LTAzLTE3IGF0IDE0OjEwICswMjAwLCBFbGVuYSBSZXNoZXRvdmEgd3JvdGU6 DQo+IHJlZmNvdW50X3QgdHlwZSBhbmQgY29ycmVzcG9uZGluZyBBUEkgc2hvdWxkIGJlDQo+IHVz ZWQgaW5zdGVhZCBvZiBhdG9taWNfdCB3aGVuIHRoZSB2YXJpYWJsZSBpcyB1c2VkIGFzDQo+IGEg cmVmZXJlbmNlIGNvdW50ZXIuIFRoaXMgYWxsb3dzIHRvIGF2b2lkIGFjY2lkZW50YWwNCj4gcmVm Y291bnRlciBvdmVyZmxvd3MgdGhhdCBtaWdodCBsZWFkIHRvIHVzZS1hZnRlci1mcmVlDQo+IHNp dHVhdGlvbnMuDQo+IA0KPiBTaWduZWQtb2ZmLWJ5OiBFbGVuYSBSZXNoZXRvdmEgPGVsZW5hLnJl c2hldG92YUBpbnRlbC5jb20+DQo+IFNpZ25lZC1vZmYtYnk6IEhhbnMgTGlsamVzdHJhbmQgPGlz aGthbWllbEBnbWFpbC5jb20+DQo+IFNpZ25lZC1vZmYtYnk6IEtlZXMgQ29vayA8a2Vlc2Nvb2tA Y2hyb21pdW0ub3JnPg0KPiBTaWduZWQtb2ZmLWJ5OiBEYXZpZCBXaW5kc29yIDxkd2luZHNvckBn bWFpbC5jb20+DQo+IC0tLQ0KPiDCoGluY2x1ZGUvbGludXgvc3VucnBjL2F1dGguaCB8wqDCoDgg KysrKy0tLS0NCj4gwqBuZXQvc3VucnBjL2F1dGguY8KgwqDCoMKgwqDCoMKgwqDCoMKgwqB8IDEy ICsrKysrKy0tLS0tLQ0KPiDCoDIgZmlsZXMgY2hhbmdlZCwgMTAgaW5zZXJ0aW9ucygrKSwgMTAg ZGVsZXRpb25zKC0pDQo+IA0KPiBkaWZmIC0tZ2l0IGEvaW5jbHVkZS9saW51eC9zdW5ycGMvYXV0 aC5oDQo+IGIvaW5jbHVkZS9saW51eC9zdW5ycGMvYXV0aC5oDQo+IGluZGV4IGIxYmM2MmIuLmJk MzZlMGIgMTAwNjQ0DQo+IC0tLSBhL2luY2x1ZGUvbGludXgvc3VucnBjL2F1dGguaA0KPiArKysg Yi9pbmNsdWRlL2xpbnV4L3N1bnJwYy9hdXRoLmgNCj4gQEAgLTE1LDcgKzE1LDcgQEANCj4gwqAj aW5jbHVkZSA8bGludXgvc3VucnBjL21zZ19wcm90Lmg+DQo+IMKgI2luY2x1ZGUgPGxpbnV4L3N1 bnJwYy94ZHIuaD4NCj4gwqANCj4gLSNpbmNsdWRlIDxsaW51eC9hdG9taWMuaD4NCj4gKyNpbmNs dWRlIDxsaW51eC9yZWZjb3VudC5oPg0KPiDCoCNpbmNsdWRlIDxsaW51eC9yY3VwZGF0ZS5oPg0K PiDCoCNpbmNsdWRlIDxsaW51eC91aWRnaWQuaD4NCj4gwqAjaW5jbHVkZSA8bGludXgvdXRzbmFt ZS5oPg0KPiBAQCAtNjgsNyArNjgsNyBAQCBzdHJ1Y3QgcnBjX2NyZWQgew0KPiDCoCNlbmRpZg0K PiDCoAl1bnNpZ25lZCBsb25nCQljcl9leHBpcmU7CS8qIHdoZW4gdG8gZ2MNCj4gKi8NCj4gwqAJ dW5zaWduZWQgbG9uZwkJY3JfZmxhZ3M7CS8qIHZhcmlvdXMNCj4gZmxhZ3MgKi8NCj4gLQlhdG9t aWNfdAkJY3JfY291bnQ7CS8qIHJlZiBjb3VudCAqLw0KPiArCXJlZmNvdW50X3QJCWNyX2NvdW50 OwkvKiByZWYgY291bnQgKi8NCj4gDQoNCk5BQ0suIFRoYXQncyBnb2luZyB0byBiZSBoaXR0aW5n IFdBUk5fT05DRSghcmVmY291bnRfaW5jX25vdF96ZXJvKHIpLA0KInJlZmNvdW50X3Q6IGluY3Jl bWVudCBvbiAwOyB1c2UtYWZ0ZXItZnJlZS5cbiIpIGxpa2UgdGhlcmUncyBubw0KdG9tb3Jyb3cu Li4NCg0KUGxlYXNlIHN0b3Agd2l0aCB0aGVzZSBhdXRvbWF0ZWQgY29udmVyc2lvbnMuIFRoZXkg YXJlIGdvaW5nIHRvIGNhdXNlIGENCmxvdCBtb3JlIGJ1Z3MgdGhhbiB0aGV5IGZpeC4NCg0KLS0g DQpUcm9uZCBNeWtsZWJ1c3QNCkxpbnV4IE5GUyBjbGllbnQgbWFpbnRhaW5lciwgUHJpbWFyeURh dGENCnRyb25kLm15a2xlYnVzdEBwcmltYXJ5ZGF0YS5jb20NCg== From mboxrd@z Thu Jan 1 00:00:00 1970 From: Trond Myklebust Date: Fri, 17 Mar 2017 12:50:12 +0000 Subject: Re: [PATCH 01/23] net, sunrpc: convert rpc_cred.cr_count from atomic_t to refcount_t Message-Id: <1489755011.6453.1.camel@primarydata.com> List-Id: References: <1489752646-8749-1-git-send-email-elena.reshetova@intel.com> <1489752646-8749-2-git-send-email-elena.reshetova@intel.com> In-Reply-To: <1489752646-8749-2-git-send-email-elena.reshetova-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: "elena.reshetova-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org" , "netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" Cc: "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "peterz-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org" , "ralf-6z/3iImG2C8G8FEW9MqTrA@public.gmane.org" , "linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "ishkamiel-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org" , "bfields-uC3wQj2KruNg9hUCZPvPmw@public.gmane.org" , "steffen.klassert-opNxpl+3fjRBDgjK7y7TUQ@public.gmane.org" , "nhorman-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org" , "linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "jreuter-K7Hl1MveuGQ@public.gmane.org" , "santosh.shilimkar-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org" , "linux-hams-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "jlayton-vpEMnDpepFuMZCB2o+C8xQ@public.gmane.org" , "dwindsor-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org" , "keescook-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org" T24gRnJpLCAyMDE3LTAzLTE3IGF0IDE0OjEwICswMjAwLCBFbGVuYSBSZXNoZXRvdmEgd3JvdGU6 DQo+IHJlZmNvdW50X3QgdHlwZSBhbmQgY29ycmVzcG9uZGluZyBBUEkgc2hvdWxkIGJlDQo+IHVz ZWQgaW5zdGVhZCBvZiBhdG9taWNfdCB3aGVuIHRoZSB2YXJpYWJsZSBpcyB1c2VkIGFzDQo+IGEg cmVmZXJlbmNlIGNvdW50ZXIuIFRoaXMgYWxsb3dzIHRvIGF2b2lkIGFjY2lkZW50YWwNCj4gcmVm Y291bnRlciBvdmVyZmxvd3MgdGhhdCBtaWdodCBsZWFkIHRvIHVzZS1hZnRlci1mcmVlDQo+IHNp dHVhdGlvbnMuDQo+IA0KPiBTaWduZWQtb2ZmLWJ5OiBFbGVuYSBSZXNoZXRvdmEgPGVsZW5hLnJl c2hldG92YUBpbnRlbC5jb20+DQo+IFNpZ25lZC1vZmYtYnk6IEhhbnMgTGlsamVzdHJhbmQgPGlz aGthbWllbEBnbWFpbC5jb20+DQo+IFNpZ25lZC1vZmYtYnk6IEtlZXMgQ29vayA8a2Vlc2Nvb2tA Y2hyb21pdW0ub3JnPg0KPiBTaWduZWQtb2ZmLWJ5OiBEYXZpZCBXaW5kc29yIDxkd2luZHNvckBn bWFpbC5jb20+DQo+IC0tLQ0KPiDCoGluY2x1ZGUvbGludXgvc3VucnBjL2F1dGguaCB8wqDCoDgg KysrKy0tLS0NCj4gwqBuZXQvc3VucnBjL2F1dGguY8KgwqDCoMKgwqDCoMKgwqDCoMKgwqB8IDEy ICsrKysrKy0tLS0tLQ0KPiDCoDIgZmlsZXMgY2hhbmdlZCwgMTAgaW5zZXJ0aW9ucygrKSwgMTAg ZGVsZXRpb25zKC0pDQo+IA0KPiBkaWZmIC0tZ2l0IGEvaW5jbHVkZS9saW51eC9zdW5ycGMvYXV0 aC5oDQo+IGIvaW5jbHVkZS9saW51eC9zdW5ycGMvYXV0aC5oDQo+IGluZGV4IGIxYmM2MmIuLmJk MzZlMGIgMTAwNjQ0DQo+IC0tLSBhL2luY2x1ZGUvbGludXgvc3VucnBjL2F1dGguaA0KPiArKysg Yi9pbmNsdWRlL2xpbnV4L3N1bnJwYy9hdXRoLmgNCj4gQEAgLTE1LDcgKzE1LDcgQEANCj4gwqAj aW5jbHVkZSA8bGludXgvc3VucnBjL21zZ19wcm90Lmg+DQo+IMKgI2luY2x1ZGUgPGxpbnV4L3N1 bnJwYy94ZHIuaD4NCj4gwqANCj4gLSNpbmNsdWRlIDxsaW51eC9hdG9taWMuaD4NCj4gKyNpbmNs dWRlIDxsaW51eC9yZWZjb3VudC5oPg0KPiDCoCNpbmNsdWRlIDxsaW51eC9yY3VwZGF0ZS5oPg0K PiDCoCNpbmNsdWRlIDxsaW51eC91aWRnaWQuaD4NCj4gwqAjaW5jbHVkZSA8bGludXgvdXRzbmFt ZS5oPg0KPiBAQCAtNjgsNyArNjgsNyBAQCBzdHJ1Y3QgcnBjX2NyZWQgew0KPiDCoCNlbmRpZg0K PiDCoAl1bnNpZ25lZCBsb25nCQljcl9leHBpcmU7CS8qIHdoZW4gdG8gZ2MNCj4gKi8NCj4gwqAJ dW5zaWduZWQgbG9uZwkJY3JfZmxhZ3M7CS8qIHZhcmlvdXMNCj4gZmxhZ3MgKi8NCj4gLQlhdG9t aWNfdAkJY3JfY291bnQ7CS8qIHJlZiBjb3VudCAqLw0KPiArCXJlZmNvdW50X3QJCWNyX2NvdW50 OwkvKiByZWYgY291bnQgKi8NCj4gDQoNCk5BQ0suIFRoYXQncyBnb2luZyB0byBiZSBoaXR0aW5n IFdBUk5fT05DRSghcmVmY291bnRfaW5jX25vdF96ZXJvKHIpLA0KInJlZmNvdW50X3Q6IGluY3Jl bWVudCBvbiAwOyB1c2UtYWZ0ZXItZnJlZS5cbiIpIGxpa2UgdGhlcmUncyBubw0KdG9tb3Jyb3cu Li4NCg0KUGxlYXNlIHN0b3Agd2l0aCB0aGVzZSBhdXRvbWF0ZWQgY29udmVyc2lvbnMuIFRoZXkg YXJlIGdvaW5nIHRvIGNhdXNlIGENCmxvdCBtb3JlIGJ1Z3MgdGhhbiB0aGV5IGZpeC4NCg0KLS0g DQpUcm9uZCBNeWtsZWJ1c3QNCkxpbnV4IE5GUyBjbGllbnQgbWFpbnRhaW5lciwgUHJpbWFyeURh dGENCnRyb25kLm15a2xlYnVzdEBwcmltYXJ5ZGF0YS5jb20NCg= From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751180AbdCQMxs (ORCPT ); Fri, 17 Mar 2017 08:53:48 -0400 Received: from us-smtp-delivery-194.mimecast.com ([63.128.21.194]:57093 "EHLO us-smtp-delivery-194.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751052AbdCQMxl (ORCPT ); Fri, 17 Mar 2017 08:53:41 -0400 From: Trond Myklebust To: "elena.reshetova@intel.com" , "netdev@vger.kernel.org" CC: "linux-kernel@vger.kernel.org" , "peterz@infradead.org" , "ralf@linux-mips.org" , "linux-rdma@vger.kernel.org" , "ishkamiel@gmail.com" , "bfields@fieldses.org" , "steffen.klassert@secunet.com" , "nhorman@tuxdriver.com" , "linux-nfs@vger.kernel.org" , "jreuter@yaina.de" , "santosh.shilimkar@oracle.com" , "linux-hams@vger.kernel.org" , "jlayton@poochiereds.net" , "dwindsor@gmail.com" , "keescook@chromium.org" , "zyan@redhat.com" , "sage@redhat.com" , "davem@davemloft.net" , "linux-sctp@vger.kernel.org" , "vyasevich@gmail.com" , "linux-x25@vger.kernel.org" , "herbert@gondor.apana.org.au" , "ceph-devel@vger.kernel.org" Subject: Re: [PATCH 01/23] net, sunrpc: convert rpc_cred.cr_count from atomic_t to refcount_t Thread-Topic: [PATCH 01/23] net, sunrpc: convert rpc_cred.cr_count from atomic_t to refcount_t Thread-Index: AQHSnxgB6OeN+VGtcU2oa3t5Q+2fbaGY+9eA Date: Fri, 17 Mar 2017 12:50:12 +0000 Message-ID: <1489755011.6453.1.camel@primarydata.com> References: <1489752646-8749-1-git-send-email-elena.reshetova@intel.com> <1489752646-8749-2-git-send-email-elena.reshetova@intel.com> In-Reply-To: <1489752646-8749-2-git-send-email-elena.reshetova@intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [68.49.162.121] x-ms-office365-filtering-correlation-id: 5bec7b0e-2083-4cbd-4b74-08d46d342776 x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:(22001);SRVR:BN6PR11MB1346; 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spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-ID: MIME-Version: 1.0 X-OriginatorOrg: primarydata.com X-MS-Exchange-CrossTenant-originalarrivaltime: 17 Mar 2017 12:50:12.9049 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 03193ed6-8726-4bb3-a832-18ab0d28adb7 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN6PR11MB1346 X-MC-Unique: YL_ilwYROjuY4BEISpDNXQ-1 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by mail.home.local id v2HCs29j008077 On Fri, 2017-03-17 at 14:10 +0200, Elena Reshetova wrote: > refcount_t type and corresponding API should be > used instead of atomic_t when the variable is used as > a reference counter. This allows to avoid accidental > refcounter overflows that might lead to use-after-free > situations. > > Signed-off-by: Elena Reshetova > Signed-off-by: Hans Liljestrand > Signed-off-by: Kees Cook > Signed-off-by: David Windsor > --- >  include/linux/sunrpc/auth.h |  8 ++++---- >  net/sunrpc/auth.c           | 12 ++++++------ >  2 files changed, 10 insertions(+), 10 deletions(-) > > diff --git a/include/linux/sunrpc/auth.h > b/include/linux/sunrpc/auth.h > index b1bc62b..bd36e0b 100644 > --- a/include/linux/sunrpc/auth.h > +++ b/include/linux/sunrpc/auth.h > @@ -15,7 +15,7 @@ >  #include >  #include >   > -#include > +#include >  #include >  #include >  #include > @@ -68,7 +68,7 @@ struct rpc_cred { >  #endif >   unsigned long cr_expire; /* when to gc > */ >   unsigned long cr_flags; /* various > flags */ > - atomic_t cr_count; /* ref count */ > + refcount_t cr_count; /* ref count */ > NACK. That's going to be hitting WARN_ONCE(!refcount_inc_not_zero(r), "refcount_t: increment on 0; use-after-free.\n") like there's no tomorrow... Please stop with these automated conversions. They are going to cause a lot more bugs than they fix. -- Trond Myklebust Linux NFS client maintainer, PrimaryData trond.myklebust@primarydata.com From mboxrd@z Thu Jan 1 00:00:00 1970 From: Trond Myklebust Subject: Re: [PATCH 01/23] net, sunrpc: convert rpc_cred.cr_count from atomic_t to refcount_t Date: Fri, 17 Mar 2017 12:50:12 +0000 Message-ID: <1489755011.6453.1.camel@primarydata.com> References: <1489752646-8749-1-git-send-email-elena.reshetova@intel.com> <1489752646-8749-2-git-send-email-elena.reshetova@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Cc: "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "peterz-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org" , "ralf-6z/3iImG2C8G8FEW9MqTrA@public.gmane.org" , "linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "ishkamiel-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org" , "bfields-uC3wQj2KruNg9hUCZPvPmw@public.gmane.org" , "steffen.klassert-opNxpl+3fjRBDgjK7y7TUQ@public.gmane.org" , "nhorman-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org" , "linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "jreuter-K7Hl1MveuGQ@public.gmane.org" , "santosh.shilimkar-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org" , "linux-hams-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "jlayton-vpEMnDpepFuMZCB2o+C8xQ@public.gmane.org" , "dwindsor-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org" , "keescook-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org" , To: "elena.reshetova-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org" , "netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" Return-path: In-Reply-To: <1489752646-8749-2-git-send-email-elena.reshetova-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org> Content-Language: en-US Content-ID: Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: netdev.vger.kernel.org T24gRnJpLCAyMDE3LTAzLTE3IGF0IDE0OjEwICswMjAwLCBFbGVuYSBSZXNoZXRvdmEgd3JvdGU6 DQo+IHJlZmNvdW50X3QgdHlwZSBhbmQgY29ycmVzcG9uZGluZyBBUEkgc2hvdWxkIGJlDQo+IHVz ZWQgaW5zdGVhZCBvZiBhdG9taWNfdCB3aGVuIHRoZSB2YXJpYWJsZSBpcyB1c2VkIGFzDQo+IGEg cmVmZXJlbmNlIGNvdW50ZXIuIFRoaXMgYWxsb3dzIHRvIGF2b2lkIGFjY2lkZW50YWwNCj4gcmVm Y291bnRlciBvdmVyZmxvd3MgdGhhdCBtaWdodCBsZWFkIHRvIHVzZS1hZnRlci1mcmVlDQo+IHNp dHVhdGlvbnMuDQo+IA0KPiBTaWduZWQtb2ZmLWJ5OiBFbGVuYSBSZXNoZXRvdmEgPGVsZW5hLnJl c2hldG92YUBpbnRlbC5jb20+DQo+IFNpZ25lZC1vZmYtYnk6IEhhbnMgTGlsamVzdHJhbmQgPGlz aGthbWllbEBnbWFpbC5jb20+DQo+IFNpZ25lZC1vZmYtYnk6IEtlZXMgQ29vayA8a2Vlc2Nvb2tA Y2hyb21pdW0ub3JnPg0KPiBTaWduZWQtb2ZmLWJ5OiBEYXZpZCBXaW5kc29yIDxkd2luZHNvckBn bWFpbC5jb20+DQo+IC0tLQ0KPiDCoGluY2x1ZGUvbGludXgvc3VucnBjL2F1dGguaCB8wqDCoDgg KysrKy0tLS0NCj4gwqBuZXQvc3VucnBjL2F1dGguY8KgwqDCoMKgwqDCoMKgwqDCoMKgwqB8IDEy ICsrKysrKy0tLS0tLQ0KPiDCoDIgZmlsZXMgY2hhbmdlZCwgMTAgaW5zZXJ0aW9ucygrKSwgMTAg ZGVsZXRpb25zKC0pDQo+IA0KPiBkaWZmIC0tZ2l0IGEvaW5jbHVkZS9saW51eC9zdW5ycGMvYXV0 aC5oDQo+IGIvaW5jbHVkZS9saW51eC9zdW5ycGMvYXV0aC5oDQo+IGluZGV4IGIxYmM2MmIuLmJk MzZlMGIgMTAwNjQ0DQo+IC0tLSBhL2luY2x1ZGUvbGludXgvc3VucnBjL2F1dGguaA0KPiArKysg Yi9pbmNsdWRlL2xpbnV4L3N1bnJwYy9hdXRoLmgNCj4gQEAgLTE1LDcgKzE1LDcgQEANCj4gwqAj aW5jbHVkZSA8bGludXgvc3VucnBjL21zZ19wcm90Lmg+DQo+IMKgI2luY2x1ZGUgPGxpbnV4L3N1 bnJwYy94ZHIuaD4NCj4gwqANCj4gLSNpbmNsdWRlIDxsaW51eC9hdG9taWMuaD4NCj4gKyNpbmNs dWRlIDxsaW51eC9yZWZjb3VudC5oPg0KPiDCoCNpbmNsdWRlIDxsaW51eC9yY3VwZGF0ZS5oPg0K PiDCoCNpbmNsdWRlIDxsaW51eC91aWRnaWQuaD4NCj4gwqAjaW5jbHVkZSA8bGludXgvdXRzbmFt ZS5oPg0KPiBAQCAtNjgsNyArNjgsNyBAQCBzdHJ1Y3QgcnBjX2NyZWQgew0KPiDCoCNlbmRpZg0K PiDCoAl1bnNpZ25lZCBsb25nCQljcl9leHBpcmU7CS8qIHdoZW4gdG8gZ2MNCj4gKi8NCj4gwqAJ dW5zaWduZWQgbG9uZwkJY3JfZmxhZ3M7CS8qIHZhcmlvdXMNCj4gZmxhZ3MgKi8NCj4gLQlhdG9t aWNfdAkJY3JfY291bnQ7CS8qIHJlZiBjb3VudCAqLw0KPiArCXJlZmNvdW50X3QJCWNyX2NvdW50 OwkvKiByZWYgY291bnQgKi8NCj4gDQoNCk5BQ0suIFRoYXQncyBnb2luZyB0byBiZSBoaXR0aW5n IFdBUk5fT05DRSghcmVmY291bnRfaW5jX25vdF96ZXJvKHIpLA0KInJlZmNvdW50X3Q6IGluY3Jl bWVudCBvbiAwOyB1c2UtYWZ0ZXItZnJlZS5cbiIpIGxpa2UgdGhlcmUncyBubw0KdG9tb3Jyb3cu Li4NCg0KUGxlYXNlIHN0b3Agd2l0aCB0aGVzZSBhdXRvbWF0ZWQgY29udmVyc2lvbnMuIFRoZXkg YXJlIGdvaW5nIHRvIGNhdXNlIGENCmxvdCBtb3JlIGJ1Z3MgdGhhbiB0aGV5IGZpeC4NCg0KLS0g DQpUcm9uZCBNeWtsZWJ1c3QNCkxpbnV4IE5GUyBjbGllbnQgbWFpbnRhaW5lciwgUHJpbWFyeURh dGENCnRyb25kLm15a2xlYnVzdEBwcmltYXJ5ZGF0YS5jb20NCg== -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html