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Thu, 12 Dec 2024 16:17:00 +0800 (CST) Date: Thu, 12 Dec 2024 16:17:00 +0800 (CST) From: "David Wang" <00107082@163.com> To: "Suren Baghdasaryan" Cc: kent.overstreet@linux.dev, yuzhao@google.com, oliver.sang@intel.com, akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, lkp@intel.com, oe-lkp@lists.linux.dev Subject: Re: [PATCH] mm/codetag: clear tags before swap X-Priority: 3 X-Mailer: Coremail Webmail Server Version XT5.0.14 build 20240801(9da12a7b) Copyright (c) 2002-2024 www.mailtech.cn 163com In-Reply-To: References: <202412112227.df61ebb-lkp@intel.com> <20241212040104.507310-1-00107082@163.com> X-NTES-SC: AL_Qu2YAfWSvkwp5ieQY+kXn0oTju85XMCzuv8j3YJeN500tSbC/S4DcnBOEFry1cOyFCqSvxeQTwFC88hqfJNEYqQRqJQ69Tv77yNO8JdSPLJH Content-Transfer-Encoding: base64 Content-Type: text/plain; charset=UTF-8 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <19d1f6e9.88c7.193b9f15377.Coremail.00107082@163.com> X-Coremail-Locale: zh_CN X-CM-TRANSID:kCgvCgD3v579m1pnQSE+AA--.1999W X-CM-SenderInfo: qqqrilqqysqiywtou0bp/xtbB0gOzqmdalpSqGAAAsF X-Coremail-Antispam: 1U5529EdanIXcx71UUUUU7vcSsGvfC2KfnxnUU== CkF0IDIwMjQtMTItMTIgMTU6MDk6NTksICJTdXJlbiBCYWdoZGFzYXJ5YW4iIDxzdXJlbmJAZ29v Z2xlLmNvbT4gd3JvdGU6Cj5PbiBXZWQsIERlYyAxMSwgMjAyNCBhdCA4OjAz4oCvUE0gRGF2aWQg V2FuZyA8MDAxMDcwODJAMTYzLmNvbT4gd3JvdGU6Cj4+Cj4+IFdoZW4gQ09ORklHX01FTV9BTExP Q19QUk9GSUxJTkdfREVCVUcgaXMgc2V0LCBrZXJuZWwgV0FSTiB3b3VsZCBiZQo+PiB0cmlnZ2Vy ZWQgd2hlbiBjYWxsaW5nIF9fYWxsb2NfdGFnX3JlZl9zZXQoKSBkdXJpbmcgc3dhcDoKPj4KPj4g ICAgICAgICBhbGxvY190YWcgd2FzIG5vdCBjbGVhcmVkIChnb3QgdGFnIGZvciBtbS9maWxlbWFw LmM6MTk1MSkKPj4gICAgICAgICBXQVJOSU5HOiBDUFU6IDAgUElEOiA4MTYgYXQgLi9pbmNsdWRl L2xpbnV4L2FsbG9jX3RhZy5oLi4uCj4+Cj4+IENsZWFyIGNvZGUgdGFncyBiZWZvcmUgc3dhcCBj YW4gZml4IHRoZSB3YXJuaW5nLiBBbmQgdGhpcyBwYXRjaCBhbHNvIGZpeAo+PiBhIHBvdGVudGlh bCBpbnZhbGlkIGFkZHJlc3MgZGVyZWZlcmVuY2UgaW4gYWxsb2NfdGFnX2FkZF9jaGVjaygpIHdo ZW4KPj4gQ09ORklHX01FTV9BTExPQ19QUk9GSUxJTkdfREVCVUcgaXMgc2V0IGFuZCByZWYtPmN0 IGlzIENPREVUQUdfRU1QVFksCj4+IHdoaWNoIGlzIGRlZmluZWQgYXMgKCh2b2lkICopMSkuCj5e Xl4KPkdvb2QgY2F0Y2ghCj4KPj4KPj4gU2lnbmVkLW9mZi1ieTogRGF2aWQgV2FuZyA8MDAxMDcw ODJAMTYzLmNvbT4KPj4gUmVwb3J0ZWQtYnk6IGtlcm5lbCB0ZXN0IHJvYm90IDxvbGl2ZXIuc2Fu Z0BpbnRlbC5jb20+Cj4+IENsb3NlczogaHR0cHM6Ly9sb3JlLmtlcm5lbC5vcmcvb2UtbGtwLzIw MjQxMjExMjIyNy5kZjYxZWJiLWxrcEBpbnRlbC5jb20KPj4gLS0tCj4+ICBpbmNsdWRlL2xpbnV4 L2FsbG9jX3RhZy5oIHwgMiArLQo+PiAgbGliL2FsbG9jX3RhZy5jICAgICAgICAgICB8IDQgKysr Kwo+PiAgMiBmaWxlcyBjaGFuZ2VkLCA1IGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKPj4K Pj4gZGlmZiAtLWdpdCBhL2luY2x1ZGUvbGludXgvYWxsb2NfdGFnLmggYi9pbmNsdWRlL2xpbnV4 L2FsbG9jX3RhZy5oCj4+IGluZGV4IDdjMDc4NmJkZjlhZi4uY2JhMDI0YmYyZGIzIDEwMDY0NAo+ PiAtLS0gYS9pbmNsdWRlL2xpbnV4L2FsbG9jX3RhZy5oCj4+ICsrKyBiL2luY2x1ZGUvbGludXgv YWxsb2NfdGFnLmgKPj4gQEAgLTEzNSw3ICsxMzUsNyBAQCBzdGF0aWMgaW5saW5lIHN0cnVjdCBh bGxvY190YWdfY291bnRlcnMgYWxsb2NfdGFnX3JlYWQoc3RydWN0IGFsbG9jX3RhZyAqdGFnKQo+ PiAgI2lmZGVmIENPTkZJR19NRU1fQUxMT0NfUFJPRklMSU5HX0RFQlVHCj4+ICBzdGF0aWMgaW5s aW5lIHZvaWQgYWxsb2NfdGFnX2FkZF9jaGVjayh1bmlvbiBjb2RldGFnX3JlZiAqcmVmLCBzdHJ1 Y3QgYWxsb2NfdGFnICp0YWcpCj4+ICB7Cj4+IC0gICAgICAgV0FSTl9PTkNFKHJlZiAmJiByZWYt PmN0LAo+PiArICAgICAgIFdBUk5fT05DRShyZWYgJiYgcmVmLT5jdCAmJiAhaXNfY29kZXRhZ19l bXB0eShyZWYpLAo+PiAgICAgICAgICAgICAgICAgICAiYWxsb2NfdGFnIHdhcyBub3QgY2xlYXJl ZCAoZ290IHRhZyBmb3IgJXM6JXUpXG4iLAo+PiAgICAgICAgICAgICAgICAgICByZWYtPmN0LT5m aWxlbmFtZSwgcmVmLT5jdC0+bGluZW5vKTsKPj4KPj4gZGlmZiAtLWdpdCBhL2xpYi9hbGxvY190 YWcuYyBiL2xpYi9hbGxvY190YWcuYwo+PiBpbmRleCAzNWY3NTYwYTMwOWEuLmNjNWZkYTk5MDFj MiAxMDA2NDQKPj4gLS0tIGEvbGliL2FsbG9jX3RhZy5jCj4+ICsrKyBiL2xpYi9hbGxvY190YWcu Ywo+PiBAQCAtMjA5LDYgKzIwOSwxMCBAQCB2b2lkIHBnYWxsb2NfdGFnX3N3YXAoc3RydWN0IGZv bGlvICpuZXcsIHN0cnVjdCBmb2xpbyAqb2xkKQo+PiAgICAgICAgICAgICAgICAgcmV0dXJuOwo+ PiAgICAgICAgIH0KPj4KPj4gKyAgICAgICAvKiBjbGVhciB0YWdzIGJlZm9yZSBzd2FwICovCj4K PlRoZSBhYm92ZSBjb21tZW50IHN0YXRlcyB3aGF0IHdlIGFscmVhZHkga25vdyBmcm9tIHRoZSBj b2RlIGJ1dCBkb2VzCj5ub3QgZXhwbGFpbiB3aHkgd2UgZG8gdGhpcy4gQmV0dGVyIHRvIGRlc2Ny aWJlIHRoZSByZWFzb24gYW5kIG5vdCB3aGF0Cj53ZSBkby4gU29tZXRoaW5nIGxpa2U6Cj4KPi8q Cj4gKiBDbGVhciB0YWcgcmVmZXJlbmNlcyB0byBhdm9pZCBkZWJ1ZyB3YXJuaW5nIHdoZW4gdXNp bmcKPiAqICBfX2FsbG9jX3RhZ19yZWZfc2V0KCkgd2l0aCBub24tZW1wdHkgcmVmZXJlbmNlLgo+ ICovCj4KCkNvcHkgdGhhdH4hCgoKVGhhbmtzIQpEYXZpZAo+PiArICAgICAgIHNldF9jb2RldGFn X2VtcHR5KCZyZWZfb2xkKTsKPj4gKyAgICAgICBzZXRfY29kZXRhZ19lbXB0eSgmcmVmX25ldyk7 Cj4+ICsKPj4gICAgICAgICAvKiBzd2FwIHRhZ3MgKi8KPj4gICAgICAgICBfX2FsbG9jX3RhZ19y ZWZfc2V0KCZyZWZfb2xkLCB0YWdfbmV3KTsKPj4gICAgICAgICB1cGRhdGVfcGFnZV90YWdfcmVm KGhhbmRsZV9vbGQsICZyZWZfb2xkKTsKPj4gLS0KPj4gMi4zOS4yCj4+Cj4+Cg==