From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailout1.samsung.com (mailout1.samsung.com [203.254.224.24]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DE4C3226198 for ; Tue, 10 Dec 2024 05:24:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=203.254.224.24 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733808248; cv=none; b=of0Tvq+dmlZBy+2LtXsle8awfo9BBLjONvtbNzjKRU26bdLpekVuZzHBYp1LAdXxgY6wu2P7qASHGc7rF8dJwdjAP4oLSSpdFLNYVrp0apirRf8OcdvX7TVBM8OkJMDRgZrNMVMWHlG9pNCVaZPlflBqeviz+ZtOCh7mIlYIqOY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733808248; c=relaxed/simple; bh=DIDLzmhhdG7Cj3vMico3q0yUsMaturujWZ978YKG+J4=; h=From:To:Cc:In-Reply-To:Subject:Date:Message-ID:MIME-Version: Content-Type:References; b=fzZ9k4T04HLb4MobcAyuYLgXjAx7fwhcaRmYAbtk1hlPDtR47fo90JnEvkHMZYYdXSd0Mjovj67vIBf8uQv44FYKqIvMlR0/9kkq3W0qHTF9jMCg2b/1Nj9hA3PdmS3ePrK/UhitUZWDLAesMlJY4akkiJznWNBUg8GkpA18Poo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=samsung.com; spf=pass smtp.mailfrom=samsung.com; dkim=pass (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b=XKQwlzaM; arc=none smtp.client-ip=203.254.224.24 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=samsung.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=samsung.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b="XKQwlzaM" Received: from epcas1p4.samsung.com (unknown [182.195.41.48]) by mailout1.samsung.com (KnoxPortal) with ESMTP id 20241210052357epoutp01928069add3abd6755806af6fedfe5503~PuWfmvUWs1450714507epoutp01J for ; Tue, 10 Dec 2024 05:23:57 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout1.samsung.com 20241210052357epoutp01928069add3abd6755806af6fedfe5503~PuWfmvUWs1450714507epoutp01J DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1733808237; bh=3x+mO/N8Ow4miHRZs3X7DBaWTWDY5T1WFfneEzHHml0=; h=From:To:Cc:In-Reply-To:Subject:Date:References:From; b=XKQwlzaMPwdFxWSZu28rwJ+rIrJ/FJezOMRq0usX6RFOcS4vC7OGGz2g1bt2YrA2u a6s8aOPTjMLI985hqQOAF5qWu+QFBRoQN1mMRhtjlOxG9BR4cTofmZ5aedrfGq5h/s Nljut9HLJE3uclAZsZXe5MUSqkH6mhjqFtP7icNc= Received: from epsnrtp1.localdomain (unknown [182.195.42.162]) by epcas1p1.samsung.com (KnoxPortal) with ESMTP id 20241210052356epcas1p19d95176afcd50615d8f05dd809025f1e~PuWfDZTpT0391203912epcas1p1W; Tue, 10 Dec 2024 05:23:56 +0000 (GMT) Received: from epsmges1p4.samsung.com (unknown [182.195.36.225]) by epsnrtp1.localdomain (Postfix) with ESMTP id 4Y6nG43WYsz4x9Py; Tue, 10 Dec 2024 05:23:56 +0000 (GMT) Received: from epcas1p3.samsung.com ( [182.195.41.47]) by epsmges1p4.samsung.com (Symantec Messaging Gateway) with SMTP id 9C.CC.24218.C60D7576; Tue, 10 Dec 2024 14:23:56 +0900 (KST) Received: from epsmtrp2.samsung.com (unknown [182.195.40.14]) by epcas1p3.samsung.com (KnoxPortal) with ESMTPA id 20241210052356epcas1p3f6a073d2525d6d441e348434363f30fa~PuWeTdLJo0146501465epcas1p3K; Tue, 10 Dec 2024 05:23:56 +0000 (GMT) Received: from epsmgmcp1.samsung.com (unknown [182.195.42.82]) by epsmtrp2.samsung.com (KnoxPortal) with ESMTP id 20241210052356epsmtrp2ca71df2d4ef4e5af4626e0ce64ac1883~PuWeSktmL1281712817epsmtrp2Q; Tue, 10 Dec 2024 05:23:56 +0000 (GMT) X-AuditID: b6c32a38-580dc70000005e9a-0d-6757d06c2969 Received: from epsmtip1.samsung.com ( [182.195.34.30]) by epsmgmcp1.samsung.com (Symantec Messaging Gateway) with SMTP id 2D.31.33707.B60D7576; Tue, 10 Dec 2024 14:23:55 +0900 (KST) Received: from jangsubyi03 (unknown [10.253.100.135]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20241210052355epsmtip18d75139c76f80faca7d716e6c219cbe4~PuWeJYlNc2141621416epsmtip1O; Tue, 10 Dec 2024 05:23:55 +0000 (GMT) From: "Jangsub Yi" To: "'Christoph Hellwig'" Cc: , , , , , In-Reply-To: <0b2e01db3410$a05f41c0$e11dc540$@samsung.com> Subject: RE: [PATCH] mmc: Add config_host callback to set a mmc queue Date: Tue, 10 Dec 2024 14:23:55 +0900 Message-ID: <000001db4ac3$b5584260$2008c720$@samsung.com> Precedence: bulk X-Mailing-List: linux-mmc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="Windows-1252" Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Outlook 16.0 Thread-Index: AQH5zy9MrK58XqKdq8KPmuKMwnV7FAHbhmEtAfVDB6QBL9uedwJ0SwfJAz6GnnWyTEy0kA== Content-Language: ko X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprIJsWRmVeSWpSXmKPExsWy7bCmvm7OhfB0g2+/JSxOT1jEZLHrbzOT xeVdc9gsjvzvZ7S4duYEq8XxteEWmy99Y3Fg99i8QsvjzrU9bB59W1YxenzeJBfAEpVtk5Ga mJJapJCal5yfkpmXbqvkHRzvHG9qZmCoa2hpYa6kkJeYm2qr5OIToOuWmQO0X0mhLDGnFCgU kFhcrKRvZ1OUX1qSqpCRX1xiq5RakJJTYFagV5yYW1yal66Xl1piZWhgYGQKVJiQnbHt7zum gu0cFeuvVjYwnmfrYuTkkBAwkdjz8ziQzcUhJLCDUeL1liOMEM4nRomHe2czIzhHG5hhWhZO 2sUCkdjJKLH70luolleMEn8/32YHqWIT0JY48m052BIRAV2JswtfgBUxC6xhlGi/tJERJMEp YCWx+PpzMFtYwFXi0bILQDYHB4uAqsSqjSEgYV4BS4nlR6+wQNiCEidnPgGzmQUMJN6fm88M YctLbH87B+o6BYmfT5exQuwNk3hxdjtUjYjE7M42sHckBHo5JJ7POMII0eAisbdtNwuELSzx 6vgWdghbSuLzu73QUCqWOPDsEVRNjcSOhq9MELa9RHNrMxvEAj6Jd197WEHulxDglehoE4Iw VSS29qnBTNy4ZxrUmR4SU89dYZ/AqDgLyWezkHw2C8lns5B8sICRZRWjWGpBcW56arFhgQk8 tpPzczcxgtOmlsUOxrlvP+gdYmTiYDzEKMHBrCTCy+Edmi7Em5JYWZValB9fVJqTWnyI0RQY 1hOZpUST84GJO68k3tDE0sDEzMjEwtjS2ExJnPfMlbJUIYH0xJLU7NTUgtQimD4mDk6pBiZu wdtJjHuTPVYYPNLmV+y1vMnJ3q78OeyzYeKR6jubG7clCO18Il7b/lvP9PSOSbJ/J896bOpw Vkv/A+/fO2Kl0Zq+/WY3Hh2XX+u9tdwnblFQQvcDrpy2NBWZBZc9pmSpXb3yfEvypiUtO37P uOW456nd+vDzd/QesxdZpy5xmLQ/0HrqA2GOly73D3E+mfKqombljr07WXc3PJro3N/le/fs tiu5xqHuz6682mfy/8qa5RxXz/PYPbE8JSH1I+7UkpQfS/64p13rmXnoyIOkM+te/0iMMoxJ 0TfftPJ59sWdVms+abe9F5X7lz4hom5GBPvX+M4nWYesEp9N+1z65t+PZx47GMs2L9s1Z8qi I0osxRmJhlrMRcWJAOon9QokBAAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrGLMWRmVeSWpSXmKPExsWy7bCSnG72hfB0gxVfbCxOT1jEZLHrbzOT xeVdc9gsjvzvZ7S4duYEq8XxteEWmy99Y3Fg99i8QsvjzrU9bB59W1YxenzeJBfAEsVlk5Ka k1mWWqRvl8CVse3vO6aC7RwV669WNjCeZ+ti5OSQEDCRWDhpF0sXIxeHkMB2Rol/71YydTFy ACWkJD58SoEwhSUOHy6GKHnBKLH67SQWkF42AW2JI9+Wg80REdCVOLvwBSNIEbPAJkaJt//W M0N0rGSSOHGyiRmkilPASmLx9eeMILawgKvEo2UXGEE2sAioSqzaGAIS5hWwlFh+9AoLhC0o cXLmEzCbWcBI4tyh/WwQtrzE9rdzmCEeUJD4+XQZK8QRYRIvzm5nhqgRkZjd2cY8gVF4FpJR s5CMmoVk1CwkLQsYWVYxiqYWFOem5yYXGOoVJ+YWl+al6yXn525iBEeNVtAOxmXr/+odYmTi YDzEKMHBrCTCy+Edmi7Em5JYWZValB9fVJqTWnyIUZqDRUmcVzmnM0VIID2xJDU7NbUgtQgm y8TBKdXAtEMphof7XKsqP8cnkYbs7Xtrp6zqKsx1W2CgJrt+8rk7+3a9mbS1ZJkrW8e8+m2z 525n6Vqqf1k2sqNJMOSSZ9rLtQHx4kk2Abs6vv3qXbf7tJXF09xvVpmzHDccPm53+Map02wl oh8/XppinND6cifr5qpnCU9cdx6bbj3NUG921Eshzg7hb4lvE5kPfUxNeC6vZNXzo7Slfl+1 8P8d0+eampccnr+/s+ZGgwbr5P1n5xYv7dQ7ePqAeN6Zr9s2vpM9ueOc+EfLrb/3794Yt7mn YfpE+0v9pyZIvLQLde2N3D7t3nxJg7sVTlOb+9Is0x/81ZHr3Vp2lXn5l7QdHyZsenxMY5PE xO+Cd8V4rnMrsRRnJBpqMRcVJwIAZf8s/gkDAAA= X-CMS-MailID: 20241210052356epcas1p3f6a073d2525d6d441e348434363f30fa X-Msg-Generator: CA CMS-TYPE: 101P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20241106051403epcas1p29e983006930bd7b8364b1a1f858ad21c References: <20241106051347.969-1-jangsub.yi@samsung.com> <000001db30f4$4a749770$df5dc650$@samsung.com> <0b2e01db3410$a05f41c0$e11dc540$@samsung.com> > > On Thu, Nov 07, 2024 at 06:06:11PM +0900, ??? wrote: > > > Currently, there is no way to configure a request queue on the host > side. > > > Although there are various exported symbols in > > > kernel/block/blk-settings.c that can be used to configure a request > > > queue, users cannot utilize them as needed. > > > > If you actually provided a user and didn't just try to offend the > > kernel maintainers by submitting dead code I could explain you in > > detail why youre idea is flawed. > > > If a machine uses both SD and MMC simultaneously, how should timeouts be > set > > for each? And if different timeout values need to be used depending on the > manufacturer of the SD card, how can this be implemented? I believe it is > not appropriate to make such changes in the core code. There needs to be a > way to configure these settings per host. > This is necessary to have separate policies for each device. I will also implement the host modifications related to this content and try to upstream it. Please review the core modifications.