From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jaegeuk Kim Subject: Re: [PATCH V2 1/2] f2fs: add a new function to support for merging contiguous read Date: Mon, 18 Nov 2013 18:11:10 +0900 Message-ID: <1384765870.26319.16.camel@kjgkr> References: <000001cee293$3b6e3030$b24a9090$@samsung.com> <1384734560.26319.10.camel@kjgkr> <000901cee3fe$edfa8660$c9ef9320$@samsung.com> Reply-To: jaegeuk.kim@samsung.com Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net To: Chao Yu Return-path: In-reply-to: <000901cee3fe$edfa8660$c9ef9320$@samsung.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net List-Id: linux-fsdevel.vger.kernel.org SGksCgoyMDEzLTExLTE4ICjsm5QpLCAwOTozNyArMDgwMCwgQ2hhbyBZdToKPiBIaSBLaW0sCj4g Cj4gPiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQo+ID4gRnJvbTogSmFlZ2V1ayBLaW0gW21h aWx0bzpqYWVnZXVrLmtpbUBzYW1zdW5nLmNvbV0KPiA+IFNlbnQ6IE1vbmRheSwgTm92ZW1iZXIg MTgsIDIwMTMgODoyOSBBTQo+ID4gVG86IENoYW8gWXUKPiA+IENjOiBsaW51eC1mc2RldmVsQHZn ZXIua2VybmVsLm9yZzsgbGludXgta2VybmVsQHZnZXIua2VybmVsLm9yZzsgbGludXgtZjJmcy1k ZXZlbEBsaXN0cy5zb3VyY2Vmb3JnZS5uZXQ7IOiwreWnnQo+ID4gU3ViamVjdDogUmU6IFtmMmZz LWRldl0gW1BBVENIIFYyIDEvMl0gZjJmczogYWRkIGEgbmV3IGZ1bmN0aW9uIHRvIHN1cHBvcnQg Zm9yIG1lcmdpbmcgY29udGlndW91cyByZWFkCj4gPiAKPiA+IEhpIENoYW8sCj4gPiAKPiA+IDIw MTMtMTEtMTYgKO2GoCksIDE0OjE0ICswODAwLCBDaGFvIFl1Ogo+ID4gPiBGb3IgYmV0dGVyIHJl YWQgcGVyZm9ybWFuY2UsIHdlIGFkZCBhIG5ldyBmdW5jdGlvbiB0byBzdXBwb3J0IGZvciBtZXJn aW5nIGNvbnRpZ3VvdXMgcmVhZCBhcyB0aGUgb25lIGZvciB3cml0ZS4KPiA+IAo+ID4gUGxlYXNl IGNvbnNpZGVyIDgwIGNvbHVtbnMgZm9yIHRoZSBkZXNjcmlwdGlvbi4KPiA+IEkgY2Fubm90IGZp eCB0aGlzIGF0IGV2ZXJ5IHRpbWUgdGhvdWdoLiA6KAo+IAo+IEdvdCBpdCwgc29ycnkgYWJvdXQg bXkgY2FyZWxlc3NuZXNzIGluIHByZXZpb3VzIHBhdGNoLgo+IAo+ID4gCj4gPiA+Cj4gPiA+IHYx LS0+djI6Cj4gPiA+ICBvIGFkZCBkZWNsYXJhdGlvbnMgaGVyZSBhcyBHdSBaaGVuZyBzdWdnZXN0 ZWQuCj4gPiA+Cj4gPiA+IFNpZ25lZC1vZmYtYnk6IENoYW8gWXUgPGNoYW8yLnl1QHNhbXN1bmcu Y29tPgo+ID4gPiBBY2tlZC1ieTogR3UgWmhlbmcgPGd1ei5mbnN0QGNuLmZ1aml0c3UuY29tPgo+ ID4gPiAtLS0KPiA+ID4gIGZzL2YyZnMvZGF0YS5jIHwgICA0NSArKysrKysrKysrKysrKysrKysr KysrKysrKysrKysrKysrKysrKysrKysrKysKPiA+ID4gIGZzL2YyZnMvZjJmcy5oIHwgICAgNCAr KysrCj4gPiA+ICAyIGZpbGVzIGNoYW5nZWQsIDQ5IGluc2VydGlvbnMoKykKPiA+ID4KPiA+ID4g ZGlmZiAtLWdpdCBhL2ZzL2YyZnMvZGF0YS5jIGIvZnMvZjJmcy9kYXRhLmMKPiA+ID4gaW5kZXgg YWEzNDM4Yy4uMTgxMDdjYiAxMDA2NDQKPiA+ID4gLS0tIGEvZnMvZjJmcy9kYXRhLmMKPiA+ID4g KysrIGIvZnMvZjJmcy9kYXRhLmMKPiA+ID4gQEAgLTQwNCw2ICs0MDQsNTEgQEAgaW50IGYyZnNf cmVhZHBhZ2Uoc3RydWN0IGYyZnNfc2JfaW5mbyAqc2JpLCBzdHJ1Y3QgcGFnZSAqcGFnZSwKPiA+ ID4gIAlyZXR1cm4gMDsKPiA+ID4gIH0KPiA+ID4KPiA+ID4gK3ZvaWQgZjJmc19zdWJtaXRfcmVh ZF9iaW8oc3RydWN0IGYyZnNfc2JfaW5mbyAqc2JpLCBpbnQgcncpCj4gPiA+ICt7Cj4gPiA+ICsJ ZG93bl9yZWFkKCZzYmktPmJpb19zZW0pOwo+ID4gCj4gPiBJcyB0aGVyZSBhbnkgcmVhc29uIHRv IHVzZSBkb3duX3JlYWQoKT8KPiAKPiBJc24ndCB0aGF0IHdlIHVzZSBiaW9fc2VtIHRvIGxldCB3 L3Igb3Igdy93IHN1Ym1pdHRpbmcgYmUgbXV0ZXg/CgpBcyBJIGV4YW1pbmVkIHRoZSBiaW9fc2Vt LCBJIHRoaW5rIHdlIGRvbid0IG5lZWQgdG8gdXNlIGEgc2VtYXBob3JlIGZvcgpyZWFkIGFuZCB3 cml0ZSBJT3MuCkp1c3QgaXQgaXMgZW5vdWdoIHRvIHVzZSBhIG11dGV4IGZvciB3cml0ZXMgb25s eS4KCj4gCj4gPiBJdCBzZWVtcyB0aGF0IHdlIG5lZWQgdG8gZGVjbGFyZSBzYmktPmJpb19yZWFk IGFuZCBzYmktPmJpb193cml0ZQo+ID4gaW5zdGVhZCBvZiBzYmktPmJpb19zZW0uCj4gPiBJbiBh ZGRpdGlvbiB0byB0aGF0LCB3ZSBuZWVkIHRvIHVzZSBkb3duX3dyaXRlKCZzYmktPmJpb19yZWFk KSBoZXJlLgo+IAo+IElmIHNvLCBpdCBsb29rcyBzaW1pbGFyIGJldHdlZW4gKHN0cnVjdCByd19z ZW1hcGhvcmUpIHNiaS0+YmlvX3JlYWQgCj4gYW5kIChzdHJ1Y3QgYmlvICopIHNiaS0+cmVhZF9i aW8uCj4gSG93IGFib3V0IHVzaW5nIHJlYWRfYmlvX3NlbS9yYmlvX3NlbSB0byBkaWZmZXJlbnRp YXRlIAo+IGZyb20gc2JpLT5yZWFkX2Jpbz8KCkkgdGhpbmsgc2JpLT53cml0ZV9tdXRleCBhbmQg c2JpLT5yZWFkX211dGV4IGFyZSBtdWNoIGJldHRlci4KCkNvdWxkIHlvdSByZWZlciB0aGUgZm9s bG93aW5nIHBhdGNoZXM/ClRoYW5rcywKCi0tIApKYWVnZXVrIEtpbQpTYW1zdW5nCgoKCi0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLQpEcmVhbUZhY3RvcnkgLSBPcGVuIFNvdXJjZSBSRVNUICYgSlNPTiBT ZXJ2aWNlcyBmb3IgSFRNTDUgJiBOYXRpdmUgQXBwcwpPQXV0aCwgVXNlcnMsIFJvbGVzLCBTUUws IE5vU1FMLCBCTE9CIFN0b3JhZ2UgYW5kIEV4dGVybmFsIEFQSSBBY2Nlc3MKRnJlZSBhcHAgaG9z dGluZy4gT3IgaW5zdGFsbCB0aGUgb3BlbiBzb3VyY2UgcGFja2FnZSBvbiBhbnkgTEFNUCBzZXJ2 ZXIuClNpZ24gdXAgYW5kIHNlZSBleGFtcGxlcyBmb3IgQW5ndWxhckpTLCBqUXVlcnksIFNlbmNo YSBUb3VjaCBhbmQgTmF0aXZlIQpodHRwOi8vcHViYWRzLmcuZG91YmxlY2xpY2submV0L2dhbXBh ZC9jbGs/aWQ9NjM0Njk0NzEmaXU9LzQxNDAvb3N0Zy5jbGt0cmsKX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX18KTGludXgtZjJmcy1kZXZlbCBtYWlsaW5nIGxp c3QKTGludXgtZjJmcy1kZXZlbEBsaXN0cy5zb3VyY2Vmb3JnZS5uZXQKaHR0cHM6Ly9saXN0cy5z b3VyY2Vmb3JnZS5uZXQvbGlzdHMvbGlzdGluZm8vbGludXgtZjJmcy1kZXZlbAo=