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Received: from willy by casper.infradead.org with local (Exim 4.97.1 #2 (Red Hat Linux)) id 1sh6bZ-0000000ATrQ-0l6g; Thu, 22 Aug 2024 12:07:53 +0000 Date: Thu, 22 Aug 2024 13:07:52 +0100 From: Matthew Wilcox To: Qu Wenruo Message-ID: References: <20240822013714.3278193-1-lizetao1@huawei.com> <20240822013714.3278193-3-lizetao1@huawei.com> <0f643b0f-f1c2-48b7-99d5-809b8b7f0aac@gmx.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <0f643b0f-f1c2-48b7-99d5-809b8b7f0aac@gmx.com> X-Headers-End: 1sh6bj-0003pJ-J0 Subject: Re: [f2fs-dev] [PATCH 02/14] btrfs: convert get_next_extent_buffer() to take a folio X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: josef@toxicpanda.com, linux-f2fs-devel@lists.sourceforge.net, clm@fb.com, terrelln@fb.com, dsterba@suse.com, linux-btrfs@vger.kernel.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net T24gVGh1LCBBdWcgMjIsIDIwMjQgYXQgMDg6Mjg6MDlQTSArMDkzMCwgUXUgV2VucnVvIHdyb3Rl Ogo+IOWcqCAyMDI0LzgvMjIgMTI6MzUsIE1hdHRoZXcgV2lsY294IOWGmemBkzoKPiA+ID4gLQl3 aGlsZSAoY3VyIDwgcGFnZV9zdGFydCArIFBBR0VfU0laRSkgewo+ID4gPiArCXdoaWxlIChjdXIg PCBmb2xpb19zdGFydCArIFBBR0VfU0laRSkgewo+ID4gCj4gPiBQcmVzdW1hYmx5IHdlIHdhbnQg dG8gc3VwcG9ydCBsYXJnZSBmb2xpb3MgaW4gYnRyZnMgYXQgc29tZSBwb2ludD8KPiAKPiBZZXMs IGFuZCB3ZSdyZSBhbHJlYWR5IHdvcmtpbmcgdG93YXJkcyB0aGF0IGRpcmVjdGlvbi4KPiAKPiA+ IEkgY2VydGFpbmx5IHdhbnQgdG8gcmVtb3ZlIENPTkZJR19SRUFEX09OTFlfVEhQX0ZPUl9GUyBz b29uIGFuZCB0aGF0J2xsCj4gPiBiZSBhIGJpdCBvZiBhIHJlZ3Jlc3Npb24gZm9yIGJ0cmZzIGlm IGl0IGRvZXNuJ3QgaGF2ZSBsYXJnZSBmb2xpbwo+ID4gc3VwcG9ydC4gIFNvIHNob3VsZG4ndCB3 ZSBhbHNvIHMvUEFHRV9TSVpFL2ZvbGlvX3NpemUoZm9saW8pLyA/Cj4gCj4gQUZBSUsgd2UncmUg b25seSBnb2luZyB0byBzdXBwb3J0IGxhcmdlciBmb2xpb3MgdG8gc3VwcG9ydCBsYXJnZXIgdGhh bgo+IFBBR0VfU0laRSBzZWN0b3Igc2l6ZSBzbyBmYXIuCgpXaHkgZG8geW91IG5vdCB3YW50IHRo ZSBwZXJmb3JtYW5jZSBnYWlucyBmcm9tIHVzaW5nIGxhcmdlciBmb2xpb3M/Cgo+IFNvIGV2ZXJ5 IGZvbGlvIGlzIHN0aWxsIGluIGEgZml4ZWQgc2l6ZSAoc2VjdG9yIHNpemUsID49IFBBR0VfU0la RSkuCj4gCj4gTm90IGZhbWlsaWFyIHdpdGggdHJhbnNwYXJlbnQgaHVnZSBwYWdlLCBJIHRob3Vn aHQgdHJhbnNwYXJlbnQgaHVnZSBwYWdlCj4gaXMgdHJhbnNwYXJlbnQgdG8gZnMuCj4gCj4gT3Ig ZG8gd2UgbmVlZCBzb21lIHNwZWNpYWwgaGFuZGxpbmc/Cj4gTXkgdW5lZHVjYXRlZCBndWVzcyBp cywgd2Ugd2lsbCBnZXQgYSBsYXJnZXIgZm9saW8gcGFzc2VkIHRvIHJlYWRwYWdlCj4gY2FsbCBi YWNrIGRpcmVjdGx5PwoKV2h5IGRvIHlvdSBjaG9vc2UgdG8gcmVtYWluIHVuZWR1Y2F0ZWQ/ICBJ dCdzIG5vdCBsaWtlIEkndmUgYmVlbiBrZWVwaW5nCmFsbCBvZiB0aGlzIHRvIG15c2VsZiBmb3Ig dGhlIHBhc3QgZml2ZSB5ZWFycy4gIEkndmUgZ2l2ZW4gZG96ZW5zIG9mCnByZXNlbnRhdGlvbnMg b24gaXQsIGluY2x1ZGluZyBwbGVuYXJ5IHNlc3Npb25zIGF0IExTRk1NLiAgQXMgYSBmaWxlc3lz dGVtCmRldmVsb3BlciwgeW91IG11c3Qgd2FudCB0byBub3Qga25vdyBhYm91dCBpdCBhdCB0aGlz IHBvaW50LgoKPiBJdCdzIHN0cmFpZ2h0Zm9yd2FyZCBlbm91Z2ggdG8gcmVhZCBhbGwgY29udGVu dHMgZm9yIGEgbGFyZ2VyIGZvbGlvLAo+IGl0J3Mgbm8gZGlmZmVyZW50IHRvIHN1YnBhZ2UgaGFu ZGxpbmcuCj4gCj4gQnV0IHdoYXQgd2lsbCBoYXBwZW4gaWYgc29tZSB3cml0ZXMgaGFwcGVuZWQg dG8gdGhhdCBsYXJnZXIgZm9saW8/Cj4gRG8gTU0gbGF5ZXIgZGV0ZWN0cyB0aGF0IGFuZCBzcGxp dCB0aGUgZm9saW9zPyBPciB0aGUgZnMgaGFzIHRvIGdvIHRoZQo+IHN1YnBhZ2Ugcm91dGluZSAo d2l0aCBhbiBleHRyYSBzdHJ1Y3R1cmUgcmVjb3JkaW5nIGFsbCB0aGUgc3VicGFnZSBmbGFncwo+ IGJpdG1hcCk/CgpFbnRpcmVseSB1cCB0byB0aGUgZmlsZXN5c3RlbS4gIEl0IHdvdWxkIGhlbHAg aWYgYnRyZnMgdXNlZCB0aGUgc2FtZQp0ZXJtaW5vbG9neSBhcyB0aGUgcmVzdCBvZiB0aGUgZmls ZXN5c3RlbXMgaW5zdGVhZCBvZiBpbnZlbnRpbmcgaXRzIG93bgoic3VicGFnZSIgdGhpbmcuICBB cyBmYXIgYXMgSSBjYW4gdGVsbCwgInN1YnBhZ2UiIG1lYW5zICJmcyBibG9jayBzaXplIiwKYnV0 IG1heWJlIGl0IGhhcyBhIGRpZmZlcmVudCBtZWFuaW5nIHRoYXQgSSBoYXZlbid0IGFzY2VydGFp bmVkLgoKVHJhY2tpbmcgZGlydGluZXNzIG9uIGEgcGVyLWZvbGlvIGJhc2lzIGRvZXMgbm90IHNl ZW0gdG8gYmUgZ29vZCBlbm91Z2guClZhcmlvdXMgcGVvcGxlIGhhdmUgd29ya2xvYWRzIHRoYXQg cmVncmVzcyBpbiBwZXJmb3JtYW5jZSBpZiB5b3UgZG8KdGhhdC4gIFNvIGhhdmluZyBzb21lIGRh dGEgc3RydWN0dXJlIGF0dGFjaGVkIHRvIGZvbGlvLT5wcml2YXRlIHdoaWNoCnRyYWNrcyBkaXJ0 aW5lc3Mgb24gYSBwZXItZnMtYmxvY2sgYmFzaXMgd29ya3MgcHJldHR5IHdlbGwuICBpb21hcCBh bHNvCnRyYWNrcyB0aGUgdXB0b2RhdGUgYml0IG9uIGEgcGVyLWZzLWJsb2NrIGJhc2lzLCBidXQg SSdtIGxlc3MgY29udmluY2VkCnRoYXQncyBuZWNlc3NhcnkuCgpJIGhhdmUgbm8gaWRlYSB3aHkg YnRyZnMgdGhpbmtzIGl0IG5lZWRzIHRvIHRyYWNrIHdyaXRlYmFjaywgb3JkZXJlZCwKY2hlY2tl ZCBhbmQgbG9ja2VkIGluIGEgYml0bWFwLiAgVGhvc2UgbWFrZSBubyBzZW5zZSB0byBtZS4gIEJ1 dCB0aGV5Cm1ha2Ugbm8gc2Vuc2UgdG8gbWUgaWYgeW91J3JlIHN1cHBvcnQgYSA0S2lCIGZpbGVz eXN0ZW0gb24gYSBtYWNoaW5lCndpdGggYSA2NEtpQiBQQUdFX1NJWkUsIG5vdCBqdXN0IGluIHRo ZSBjb250ZXh0IG9mICJsYXJnZXIgZm9saW9zIi4KV3JpdGViYWNrIGlzIHNvbWV0aGluZyB0aGUg Vk0gdGVsbHMgeW91IHRvIGRvOyB3aHkgZG8geW91IG5lZWQgdG8gdGFnCmluZGl2aWR1YWwgYmxv Y2tzIGZvciB3cml0ZWJhY2s/CgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX18KTGludXgtZjJmcy1kZXZlbCBtYWlsaW5nIGxpc3QKTGludXgtZjJmcy1kZXZl bEBsaXN0cy5zb3VyY2Vmb3JnZS5uZXQKaHR0cHM6Ly9saXN0cy5zb3VyY2Vmb3JnZS5uZXQvbGlz dHMvbGlzdGluZm8vbGludXgtZjJmcy1kZXZlbAo=