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Tue, 18 Feb 2020 23:54:53 +0000 (GMT) From: "Kiwoong Kim" To: "'Christoph Hellwig'" Cc: , , In-Reply-To: <20200218233812.GB6827@infradead.org> Subject: RE: [PATCH] ufs: fix a bug on printing PRDT Date: Wed, 19 Feb 2020 08:55:03 +0900 Message-ID: <0afb01d5e6b6$d81d8fb0$8858af10$@samsung.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Outlook 16.0 Thread-Index: AQFIpCVqWN5WIUlOmd8TtLZF6NEvEAGeRXUrAhMGQnOpHpr1MA== Content-Language: ko X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprAJsWRmVeSWpSXmKPExsWy7bCmha5/pU+cwdyXyhanJyxislh0YxuT Rff1HWwWy4//Y3Jg8di8QstjwqIDjB4fn95i8fi8SS6AJSrHJiM1MSW1SCE1Lzk/JTMv3VbJ OzjeOd7UzMBQ19DSwlxJIS8xN9VWycUnQNctMwdoo5JCWWJOKVAoILG4WEnfzqYov7QkVSEj v7jEVim1ICWnwNCwQK84Mbe4NC9dLzk/18rQwMDIFKgyISfjxP1FjAUNLBWfr/YyNjBOZO5i 5OSQEDCROPj/JZDNxSEksINR4vD/iWwQzidGiVOLrzFCON8YJc63TWaBaXk1/wwTRGIvo8T9 hyugnNdALVsamUCq2AS0JaY93M0KYosI6EqcXfiCEcRmFgiTWHj9J9gkTgEjiVcvHrOD2MJA U/denQd2FIuAqsTWdVfYQGxeAUuJjsYWZghbUOLkzCcsEHPkJba/nQP1hILEz6fLoHY5Sfye tYAZokZEYnZnG9hzEgIn2CQ+tl4FOoIDyHGRuN3lBNErLPHq+BZ2CFtK4mV/G5RdL7FvagMr RG8Po8TTff8YIRLGErOetYPNYRbQlFi/Sx9ipLLEkVtQp/FJdBz+yw4R5pXoaBOCaFSW+DVp MtQQSYmZN++wT2BUmoXksVlIHpuF5IFZCLsWMLKsYhRLLSjOTU8tNiowQY7sTYzg1KjlsYPx wDmfQ4wCHIxKPLwHLnrHCbEmlhVX5h5ilOBgVhLh9Rb3ihPiTUmsrEotyo8vKs1JLT7EaAoM 94nMUqLJ+cC0nVcSb2hqZGZmYGlqYWpmZKEkzruJ+2aMkEB6YklqdmpqQWoRTB8TB6dUA6Nz 1LmwH2FFBhs1MgpsIm63hATe7XlapxQuP4Pl36mMpr2nGecd/h7yRlm2O+lk066oDpu980/r zFt6oC9/AfvGP9csytVmPoy/82OCmfp6rdSPHcHvHc+enWj9Y6/eyTxW5WU/0/fW/Zu44+VT w5rvmXvkebg0mUV5N5fz95i+er+s9JZ61A0lluKMREMt5qLiRAAs9XwyowMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrFLMWRmVeSWpSXmKPExsWy7bCSnK5fpU+cwZOp+hanJyxislh0YxuT Rff1HWwWy4//Y3Jg8di8QstjwqIDjB4fn95i8fi8SS6AJYrLJiU1J7MstUjfLoEr48T9RYwF DSwVn6/2MjYwTmTuYuTkkBAwkXg1/wxTFyMXh5DAbkaJPX+3s0AkJCVO7HzOCGELS9xvOcIK UfSSUeLdjftMIAk2AW2JaQ93s4LYIgK6EmcXvgBrYBaIkLjVfZgFomEjo8TKhmdgRZwCRhKv XjxmB7GFgVbvvToP7AwWAVWJreuusIHYvAKWEh2NLcwQtqDEyZlPgAZxAA3Vk2jbCDVfXmL7 2zlQHyhI/Hy6DOoGJ4nfsxYwQ9SISMzubGOewCg8C8mkWQiTZiGZNAtJxwJGllWMkqkFxbnp ucWGBYZ5qeV6xYm5xaV56XrJ+bmbGMExoqW5g/HykvhDjAIcjEo8vBnnveOEWBPLiitzDzFK cDArifB6i3vFCfGmJFZWpRblxxeV5qQWH2KU5mBREud9mncsUkggPbEkNTs1tSC1CCbLxMEp 1cBYenDiG4HJIns9Yy5F78j5FqZ8xKJYYI7eLrH951/bRfkuLcrc0+dUf/hc+eOswGXfWIX2 NWV+tWYsYb6zZ01+uN1qeWuVwL/azGIB83pqHwrrbin5dnFj75S3AixqW6bNO7w9b8Y26cVz 1B43JS22zdy/O2D+pZXLZMILHiyZVKpY47zs86U/SizFGYmGWsxFxYkAQfSsao0CAAA= X-CMS-MailID: 20200218235454epcas2p4f3d3753d64015ef5647c47bb022bbdd2 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: AUTO_CONFIDENTIAL CMS-TYPE: 102P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20200218233124epcas2p3888d2788d42af542cde915df4c4baf23 References: <20200218233115.8185-1-kwmad.kim@samsung.com> <20200218233812.GB6827@infradead.org> Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org > On Wed, Feb 19, 2020 at 08:31:15AM +0900, Kiwoong Kim wrote: > > In some architectures, an unit of PRDTO and PRDTL in UFSHCI spec > > assume bytes, not double word specified in the spec. W/o this patch, > > when the driver executes this, kernel panic occurres because of > > abnormal accesses. > > This quirk doesn't have any driver actually setting it, so we need to > remove it. Exynos specific driver sets and is using it but the driver is not updated yet. I'll do upstream it in the future.