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Tue, 10 Sep 2024 15:10:57 +0000 (GMT) Received: from epsmgms1p1new.samsung.com (unknown [182.195.42.41]) by epsmtrp2.samsung.com (KnoxPortal) with ESMTP id 20240910151057epsmtrp2126a8f34a06203ecb93029dde710d3e6~z6qBzAS1z0448904489epsmtrp22; Tue, 10 Sep 2024 15:10:57 +0000 (GMT) X-AuditID: b6c32a50-ef5fe70000004d97-53-66e061816a21 Received: from epsmtip2.samsung.com ( [182.195.34.31]) by epsmgms1p1new.samsung.com (Symantec Messaging Gateway) with SMTP id 3B.DC.08964.08160E66; Wed, 11 Sep 2024 00:10:56 +0900 (KST) Received: from localhost.localdomain (unknown [107.99.41.245]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20240910151052epsmtip2a6272dcf0635487a8ae424134981622e~z6p98Iw6Q1662516625epsmtip2n; Tue, 10 Sep 2024 15:10:52 +0000 (GMT) From: Kanchan Joshi To: axboe@kernel.dk, kbusch@kernel.org, hch@lst.de, sagi@grimberg.me, martin.petersen@oracle.com, James.Bottomley@HansenPartnership.com, brauner@kernel.org, viro@zeniv.linux.org.uk, jack@suse.cz, jaegeuk@kernel.org, jlayton@kernel.org, chuck.lever@oracle.com, bvanassche@acm.org Cc: linux-nvme@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-block@vger.kernel.org, linux-scsi@vger.kernel.org, gost.dev@samsung.com, vishak.g@samsung.com, javier.gonz@samsung.com, Nitesh Shetty , Kanchan Joshi Subject: [PATCH v5 4/5] sd: limit to use write life hints Date: Tue, 10 Sep 2024 20:31:59 +0530 Message-Id: <20240910150200.6589-5-joshi.k@samsung.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240910150200.6589-1-joshi.k@samsung.com> Precedence: bulk X-Mailing-List: linux-scsi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA01TbTBcVxh2790vZlZvkXGy2pA7bSe02K3ddZig0kzdSTpTM2mnKdPqjb2s WXZ39gPRThCDRNJoUKlFmEZlWEQQ9TlpVraKNBLaJFTYKKU0hEXH+Op+SJt/z/vO85z3ed5z DgdzWWXxOAlyDa2SU4kEy4nR2uPt45tJmeL4+u/fgPrH+Sw437OMwOJn6xjceTyDwpEf21FY ozeisPRSFgqnrukweD2fA/8YM7PhenUtGxp3nrJggeEBArtH34RD30XAru4+BqyonmbDcw/b WPBq7zYKWzcqMNgwv8iAg1u9TDioK2O/404O/3qUHBy/ziCLC/pZ5PAvWrKp9iyLbK5KJzsr zSjZOZLBIpemRxnkhZZahLxTeZtNmpv2kU1TT9FIbpTsoJSmJLTKi5bHKiQJ8vgQ4uixmHdj RGK+wFcQBAMJLzmVRIcQh9+P9H0vIdESnPBKphK1llYkpVYT/qEHVQqthvaSKtSaEIJWShKV QqWfmkpSa+XxfnJaEyzg898WWYify6QmvYmhXHJKvdUoyUA2OHmIIwfgQlBXOMfIQ5w4LngX ArLySln2YhkBmfdvYvZiDQGnr+QynkuM5w27rG4E3N0xI/bCjIC17SGLhMNh4d7gXqHW2nfD L6Pgp3tGGwnDO1FQpJthWo9yxYPAtnEZtWIG/joYu7zCtIq5eCDY6ne3T/MEJUP/sK3YEYdg 5mqdjc7FXwZ9JVM2R5iFk3Wj1GYV4JccQb+uedfqYVA4cR6zY1cw19vCtmMeMC90s+xYBkyT pl3+l6Ct+QLTjsNAxuYjmx/MEuZah799ljP4amMKtbYBzgVnclzs7P1gvGB6V+kOnnxbxbRT SGDM3GtfzzkETA7Vsb9GPHUvJNC9kED3/7BKBKtFeLRSnRRPx4qUAl85nfLfxcYqkpoQ2/v3 iWxD9I1bfgYE5SAGBHAwwo2bHzoe58KVUCfTaJUiRqVNpNUGRGRZ8UWMtydWYflAck2MQBjE F4rFYmFQgFhAuHPns8slLng8paFlNK2kVc91KMeRl4FGn/qiiKIWgsv0VxqQ1ZPRq4HSoR8c Ws88yK8cGfzNf+BZTtVLCU7hEfdrwoeFY/JPAzY16vVV/UciN+/97Q7TfR/0PnJc2XuWDLu4 b+AbV+eOHvmpMNENGYGmeyzMOATseW3K47in1qOaTE438ApN4tq0ub+jZsu1jXeeaB0msyMW j2mWZCllqQFSWVpuTVfbgZXk8I/fuos5t2d/Nrod0aP4s54vnD/SshOZSnjlbGr5f5VPDOT6 Bfff7pj1bFhMiVthOLdhN4sORZ2oN33oN8PO+cR7sT4zd2w2FGP2vBJ9a/HEccUBbWfJIUnY 2unktN8rqhqOTLCz/X9udH31YXsxwVBLKYEPplJT/wIXmJIwiAQAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrOIsWRmVeSWpSXmKPExsWy7bCSvG5D4oM0g41brC1W3+1ns3h9+BOj xbQPP5kt/t99zmRx88BOJouVq48yWcye3sxk8WT9LGaLjf0cFo/vfGa3+LlsFbvF0f9v2Swm HbrGaLH3lrbFpUXuFnv2nmSxmL/sKbtF9/UdbBbLj/9jstj2ez6zxbrX71kszv89zmpxftYc dgdxj8tXvD3O39vI4jFt0ik2j8tnSz02repk89i8pN5j94LPTB67bzaweXx8eovFo2/LKkaP MwuOsHt83iTnsenJW6YA3igum5TUnMyy1CJ9uwSujAerH7AUfOSqOLghpYHxN0cXIyeHhICJ xNGeQ2xdjFwcQgK7GSVa1i5gh0iISzRf+wFlC0us/PecHaLoI6PE26NTmLsYOTjYBDQlLkwu BakREVjHJLFimg9IDbPAUSaJtpZFzCAJYQFLiX9HPzGB2CwCqhJ35n1hBenlFTCX+HtKHGK+ vMTMS9/BdnEKWEg8X74GrFwIqORD/wJWEJtXQFDi5MwnLCA2M1B989bZzBMYBWYhSc1CklrA yLSKUTK1oDg3PbfYsMAwL7Vcrzgxt7g0L10vOT93EyM4brU0dzBuX/VB7xAjEwfjIUYJDmYl Ed5+u3tpQrwpiZVVqUX58UWlOanFhxilOViUxHnFX/SmCAmkJ5akZqemFqQWwWSZODilGphS WebtPPDIx/VC/hKXm9J2S3aniYkq3Ps9TUjv+dJo8ZrLe/u/za3Iz2Fd/ugC51TN71qPlm3K 7l2ZqByuEhz+vTn9mfEV84RTax1figVHa52+L2/N+Pf034kbZztFZf+PPrd+o9zZj3vecDX5 WF/4fPhM516nKYYrXFPP7Z7K9erFhT1flyqbz+uT/R2n/2LXMnVgOs6yX/N/8syFB2+vfKOQ dff1uvVfhBdGLjdbnFUS8OqUiPFBTWcdhtKL65bNsJ+Qb7Dk7J1TYTyBNdw76hJ2zWhzjDc0 0n/WZD1z+8EIjZmzDzmzVu19ErfbzZ+viqP1pkSuU87fg6nZX/4Ivlc1OmRSvXDZ0W2Ma9c8 UGIpzkg01GIuKk4EAGXB181KAwAA X-CMS-MailID: 20240910151057epcas5p3369c6257a6f169b4caa6dd59548b538c X-Msg-Generator: CA CMS-TYPE: 105P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20240910151057epcas5p3369c6257a6f169b4caa6dd59548b538c References: <20240910150200.6589-1-joshi.k@samsung.com> From: Nitesh Shetty The incoming hint value maybe either lifetime hint or placement hint. Make SCSI interpret only temperature-based write lifetime hints. Signed-off-by: Nitesh Shetty Signed-off-by: Kanchan Joshi --- drivers/scsi/sd.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index dad3991397cf..82bd4b07314e 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -1191,8 +1191,8 @@ static u8 sd_group_number(struct scsi_cmnd *cmd) if (!sdkp->rscs) return 0; - return min3((u32)rq->write_hint, (u32)sdkp->permanent_stream_count, - 0x3fu); + return min3((u32)WRITE_LIFETIME_HINT(rq->write_hint), + (u32)sdkp->permanent_stream_count, 0x3fu); } static blk_status_t sd_setup_rw32_cmnd(struct scsi_cmnd *cmd, bool write, @@ -1390,7 +1390,8 @@ static blk_status_t sd_setup_read_write_cmnd(struct scsi_cmnd *cmd) ret = sd_setup_rw16_cmnd(cmd, write, lba, nr_blocks, protect | fua, dld); } else if ((nr_blocks > 0xff) || (lba > 0x1fffff) || - sdp->use_10_for_rw || protect || rq->write_hint) { + sdp->use_10_for_rw || protect || + WRITE_LIFETIME_HINT(rq->write_hint)) { ret = sd_setup_rw10_cmnd(cmd, write, lba, nr_blocks, protect | fua); } else {