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Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.9.1 Subject: Re: [PATCH v6 8/8] dm: ensure only power of 2 zone sizes are allowed Content-Language: en-US To: Damien Le Moal , , , , , CC: , , , , , , , From: Pankaj Raghav In-Reply-To: <3c04e29f-2c99-c350-bc87-0c0633b4d19d@opensource.wdc.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Originating-IP: [106.210.248.241] X-ClientProxiedBy: CAMSVWEXC01.scsc.local (2002:6a01:e347::6a01:e347) To CAMSVWEXC02.scsc.local (2002:6a01:e348::6a01:e348) X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrBKsWRmVeSWpSXmKPExsWy7djPc7qvb09JMvjeq2ex+m4/m8Xvs+eZ Lfa+m81qceFHI5PFnkWTmCxWrj7KZPFk/Sxmi54DH1gs/nbdY7LYe0vb4vKuOWwW85c9Zbdo 2/iV0YHX49+JNWwel8+Wemxa1cnmsXlJvcfumw1sHjtb77N6vN93lc1j/ZarLB6bT1d7fN4k 59F+oJspgDuKyyYlNSezLLVI3y6BK2Pz9ansBZPYK36du8jYwHiatYuRk0NCwETizJIX7F2M XBxCAisYJZ59P8MM4XxhlJj3fBEjhPOZUeL3n7UsMC1nPy6ASixnlOjd/R4sAVZ17HQARGI3 o8TnKZPYQBK8AnYS97dsA7NZBFQldnQ9YoSIC0qcnPkErFlUIEJiZesbMFtYwF/i+O27TCA2 s4C4xK0n85lAhooIzAO66cd/MIdZ4D6jxO3nF4A6ODjYBLQkGjvZQRo4BdwknvZNY4Fo1pRo 3f6bHcKWl9j+dg4zxAvKEosvXGOEsGslTm25BTZTQuAap0Tf8kPsIDMlBFwkzm6ogagRlnh1 fAs7hC0j8X/nfCYIu1ri6Y3fzBC9LYwS/TvXs0H0Wkv0ncmBqHGU+Nl4jRkizCdx460gxDl8 EpO2TWeewKg6CykoZiF5eRaSD2Yh+WABI8sqRvHU0uLc9NRi47zUcr3ixNzi0rx0veT83E2M wMR3+t/xrzsYV7z6qHeIkYmD8RCjBAezkghvQ/LEJCHelMTKqtSi/Pii0pzU4kOM0hwsSuK8 yZkbEoUE0hNLUrNTUwtSi2CyTBycUg1M3OKXuXf91Q8I+Lhdle3yu+0qJ68sMAi6y7G6k03q j2pGy+lojs4DH0on39/GX/6sZ7eNlVt68Lo8pdVeaybfNHcru6q7tEbmtctevRNXrvBw1E+W L38fPrU7ePJE8e7tflWO/Tduma1v5J1UzPv1/vkzt3/nu8/uzL7Q1rLr3oyLiUwz4k+WZknV 5ug37rCqMthsaXp8T221R8RH0TMN89vL9icwuff8K5pjuuaz3qTTaZ+0/fg/3Em7uGNWXOnH 6Is/LT/4PgrgSFCX79m75qtX5zSfM7N/dfzTY/ebPdeaacH/y83Tzun/K2fRkuGIfShttPrX LjWDM98MZ6/9++/VDF7BxlDnBZPY89NOKbEUZyQaajEXFScCAJGrxfHrAwAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFuphleLIzCtJLcpLzFFi42I5/e/4Pd3Xt6ckGSzqF7BYfbefzeL32fPM FnvfzWa1uPCjkcliz6JJTBYrVx9lsniyfhazRc+BDywWf7vuMVnsvaVtcXnXHDaL+cueslu0 bfzK6MDr8e/EGjaPy2dLPTat6mTz2Lyk3mP3zQY2j52t91k93u+7yuaxfstVFo/Np6s9Pm+S 82g/0M0UwB2lZ1OUX1qSqpCRX1xiqxRtaGGkZ2hpoWdkYqlnaGwea2VkqqRvZ5OSmpNZllqk b5egl7H5+lT2gknsFb/OXWRsYDzN2sXIySEhYCJx9uMCRhBbSGApo8Trx0IQcRmJT1c+skPY whJ/rnWxQdR8ZJRY8LKii5ELyN7NKDHt1U+wBK+AncT9LdvAbBYBVYkdXY8YIeKCEidnPmEB sUUFIiQ+LZsAtlhYwFdi+s5zYDazgLjErSfzmUCGigjMY5SY9+M/mMMscJ9R4vbzCywQq98w SZxeHtLFyMHBJqAl0dgJdh2ngJvE075pLBCDNCVat/9mh7DlJba/ncMM8YGyxOIL1xgh7FqJ z3+fMU5gFJ2F5L5ZSO6YhWTULCSjFjCyrGIUSS0tzk3PLTbUK07MLS7NS9dLzs/dxAhMFtuO /dy8g3Heq496hxiZOBgPMUpwMCuJ8DYkT0wS4k1JrKxKLcqPLyrNSS0+xGgKDKSJzFKiyfnA dJVXEm9oZmBqaGJmaWBqaWasJM7rWdCRKCSQnliSmp2aWpBaBNPHxMEp1cCkZz5FWk2zd++6 q9Erp+devu/y6+yDnNObr2+5Xut48sOTm5yuW5gWZQlKOm/N+l727ozWxSWy+9psgoorthbt kn3nvPPf6yc/Fz2KmqMV3G31vmYuS+qP7Q943tQuKDjHlXnoQrdv9OPb569VckTnlZ4p7DT8 9cFrTpCLxQL3Lk717VFme/ZFXza3fWW35ir/27DaBz1njfa8WBIafPLdF9etXM2LIpatnDg7 hHHPZmezGuV+mwO3fu77a9/5ss0qp8bq2ol/GWJlGr0sN3J0eJlXMpsZyka9dD9TmitUEugx tbbJWcXwTe+OO3vvx/c6+scbiddYzPz5WzB0jpnH+X6lFNNVtXW7J9QEda1WYinOSDTUYi4q TgQAb04t7Z8DAAA= X-CMS-MailID: 20220530145955eucas1p1049c4bad5ed3bc5e611d761e4bbaa71a X-Msg-Generator: CA X-RootMTR: 20220525155008eucas1p2c843cc9098f2920e961f80ffaf535789 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20220525155008eucas1p2c843cc9098f2920e961f80ffaf535789 References: <20220525154957.393656-1-p.raghav@samsung.com> <20220525154957.393656-9-p.raghav@samsung.com> <9703ca4c-33cf-cb3a-b46b-6b0e5537cfd6@opensource.wdc.com> <0bb57f61-9a33-0273-4b89-2cdf042e56dd@samsung.com> <3c04e29f-2c99-c350-bc87-0c0633b4d19d@opensource.wdc.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 5/26/22 10:25, Damien Le Moal wrote: >> This series is targeting the first phase where we have stop gap patches >> and add support to the block and nvme layer and in the next phase we >> will add a dm linear like target for npo2 zone sizes which can be used >> by all the filesystems. This patch makes sure that we can't use npo2 >> zoned devices without the proper support that will be added in the next >> phase in the DM. > > Personally, I do not want to see a kernel version where zone support is broken > for some devices. So I definitely prefer everything in one go or nothing. > Ok. I will make sure the DM target is a part of the next series along with the zonefs patch. Meanwhile, could you review the patches for the block, nvme and null blk that is already a part of this series? I have made the changes in those patches as you requested in previous revisions. Thanks, Pankaj