From: Pankaj Raghav <p.raghav@samsung.com> To: jaegeuk@kernel.org, hare@suse.de, dsterba@suse.com, axboe@kernel.dk, hch@lst.de, damien.lemoal@opensource.wdc.com, snitzer@kernel.org Cc: Chris Mason <clm@fb.com>, Josef Bacik <josef@toxicpanda.com>, bvanassche@acm.org, linux-fsdevel@vger.kernel.org, matias.bjorling@wdc.com, Jens Axboe <axboe@fb.com>, gost.dev@samsung.com, jonathan.derrick@linux.dev, jiangbo.365@bytedance.com, linux-nvme@lists.infradead.org, dm-devel@redhat.com, Naohiro Aota <naohiro.aota@wdc.com>, linux-kernel@vger.kernel.org, Johannes Thumshirn <jth@kernel.org>, Sagi Grimberg <sagi@grimberg.me>, Alasdair Kergon <agk@redhat.com>, linux-block@vger.kernel.org, Chaitanya Kulkarni <kch@nvidia.com>, Keith Busch <kbusch@kernel.org>, linux-btrfs@vger.kernel.org, Pankaj Raghav <p.raghav@samsung.com>, Luis Chamberlain <mcgrof@kernel.org> Subject: [PATCH v3 09/11] zonefs: allow non power of 2 zoned devices Date: Fri, 6 May 2022 10:11:03 +0200 [thread overview] Message-ID: <20220506081105.29134-10-p.raghav@samsung.com> (raw) In-Reply-To: <20220506081105.29134-1-p.raghav@samsung.com> The zone size shift variable is useful only if the zone sizes are known to be power of 2. Remove that variable and use generic helpers from block layer to calculate zone index in zonefs. Reviewed-by: Luis Chamberlain <mcgrof@kernel.org> Signed-off-by: Pankaj Raghav <p.raghav@samsung.com> --- fs/zonefs/super.c | 6 ++---- fs/zonefs/zonefs.h | 1 - 2 files changed, 2 insertions(+), 5 deletions(-) diff --git a/fs/zonefs/super.c b/fs/zonefs/super.c index 978a35c45..50a1e000c 100644 --- a/fs/zonefs/super.c +++ b/fs/zonefs/super.c @@ -451,10 +451,9 @@ static void __zonefs_io_error(struct inode *inode, bool write) { struct zonefs_inode_info *zi = ZONEFS_I(inode); struct super_block *sb = inode->i_sb; - struct zonefs_sb_info *sbi = ZONEFS_SB(sb); unsigned int noio_flag; unsigned int nr_zones = - zi->i_zone_size >> (sbi->s_zone_sectors_shift + SECTOR_SHIFT); + bdev_zone_no(sb->s_bdev, zi->i_zone_size >> SECTOR_SHIFT); struct zonefs_ioerr_data err = { .inode = inode, .write = write, @@ -1375,7 +1374,7 @@ static int zonefs_init_file_inode(struct inode *inode, struct blk_zone *zone, struct zonefs_inode_info *zi = ZONEFS_I(inode); int ret; - inode->i_ino = zone->start >> sbi->s_zone_sectors_shift; + inode->i_ino = bdev_zone_no(sb->s_bdev, zone->start); inode->i_mode = S_IFREG | sbi->s_perm; zi->i_ztype = type; @@ -1752,7 +1751,6 @@ static int zonefs_fill_super(struct super_block *sb, void *data, int silent) * interface constraints. */ sb_set_blocksize(sb, bdev_zone_write_granularity(sb->s_bdev)); - sbi->s_zone_sectors_shift = ilog2(bdev_zone_sectors(sb->s_bdev)); sbi->s_uid = GLOBAL_ROOT_UID; sbi->s_gid = GLOBAL_ROOT_GID; sbi->s_perm = 0640; diff --git a/fs/zonefs/zonefs.h b/fs/zonefs/zonefs.h index 4b3de66c3..39895195c 100644 --- a/fs/zonefs/zonefs.h +++ b/fs/zonefs/zonefs.h @@ -177,7 +177,6 @@ struct zonefs_sb_info { kgid_t s_gid; umode_t s_perm; uuid_t s_uuid; - unsigned int s_zone_sectors_shift; unsigned int s_nr_files[ZONEFS_ZTYPE_MAX]; -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Pankaj Raghav <p.raghav@samsung.com> To: jaegeuk@kernel.org, hare@suse.de, dsterba@suse.com, axboe@kernel.dk, hch@lst.de, damien.lemoal@opensource.wdc.com, snitzer@kernel.org Cc: jiangbo.365@bytedance.com, linux-nvme@lists.infradead.org, Chris Mason <clm@fb.com>, dm-devel@redhat.com, Alasdair Kergon <agk@redhat.com>, Naohiro Aota <naohiro.aota@wdc.com>, bvanassche@acm.org, gost.dev@samsung.com, jonathan.derrick@linux.dev, Pankaj Raghav <p.raghav@samsung.com>, Chaitanya Kulkarni <kch@nvidia.com>, Josef Bacik <josef@toxicpanda.com>, linux-block@vger.kernel.org, Keith Busch <kbusch@kernel.org>, matias.bjorling@wdc.com, Sagi Grimberg <sagi@grimberg.me>, Jens Axboe <axboe@fb.com>, linux-kernel@vger.kernel.org, Luis Chamberlain <mcgrof@kernel.org>, linux-fsdevel@vger.kernel.org, Johannes Thumshirn <jth@kernel.org>, linux-btrfs@vger.kernel.org Subject: [dm-devel] [PATCH v3 09/11] zonefs: allow non power of 2 zoned devices Date: Fri, 6 May 2022 10:11:03 +0200 [thread overview] Message-ID: <20220506081105.29134-10-p.raghav@samsung.com> (raw) In-Reply-To: <20220506081105.29134-1-p.raghav@samsung.com> The zone size shift variable is useful only if the zone sizes are known to be power of 2. Remove that variable and use generic helpers from block layer to calculate zone index in zonefs. Reviewed-by: Luis Chamberlain <mcgrof@kernel.org> Signed-off-by: Pankaj Raghav <p.raghav@samsung.com> --- fs/zonefs/super.c | 6 ++---- fs/zonefs/zonefs.h | 1 - 2 files changed, 2 insertions(+), 5 deletions(-) diff --git a/fs/zonefs/super.c b/fs/zonefs/super.c index 978a35c45..50a1e000c 100644 --- a/fs/zonefs/super.c +++ b/fs/zonefs/super.c @@ -451,10 +451,9 @@ static void __zonefs_io_error(struct inode *inode, bool write) { struct zonefs_inode_info *zi = ZONEFS_I(inode); struct super_block *sb = inode->i_sb; - struct zonefs_sb_info *sbi = ZONEFS_SB(sb); unsigned int noio_flag; unsigned int nr_zones = - zi->i_zone_size >> (sbi->s_zone_sectors_shift + SECTOR_SHIFT); + bdev_zone_no(sb->s_bdev, zi->i_zone_size >> SECTOR_SHIFT); struct zonefs_ioerr_data err = { .inode = inode, .write = write, @@ -1375,7 +1374,7 @@ static int zonefs_init_file_inode(struct inode *inode, struct blk_zone *zone, struct zonefs_inode_info *zi = ZONEFS_I(inode); int ret; - inode->i_ino = zone->start >> sbi->s_zone_sectors_shift; + inode->i_ino = bdev_zone_no(sb->s_bdev, zone->start); inode->i_mode = S_IFREG | sbi->s_perm; zi->i_ztype = type; @@ -1752,7 +1751,6 @@ static int zonefs_fill_super(struct super_block *sb, void *data, int silent) * interface constraints. */ sb_set_blocksize(sb, bdev_zone_write_granularity(sb->s_bdev)); - sbi->s_zone_sectors_shift = ilog2(bdev_zone_sectors(sb->s_bdev)); sbi->s_uid = GLOBAL_ROOT_UID; sbi->s_gid = GLOBAL_ROOT_GID; sbi->s_perm = 0640; diff --git a/fs/zonefs/zonefs.h b/fs/zonefs/zonefs.h index 4b3de66c3..39895195c 100644 --- a/fs/zonefs/zonefs.h +++ b/fs/zonefs/zonefs.h @@ -177,7 +177,6 @@ struct zonefs_sb_info { kgid_t s_gid; umode_t s_perm; uuid_t s_uuid; - unsigned int s_zone_sectors_shift; unsigned int s_nr_files[ZONEFS_ZTYPE_MAX]; -- 2.25.1 -- dm-devel mailing list dm-devel@redhat.com https://listman.redhat.com/mailman/listinfo/dm-devel
next prev parent reply other threads:[~2022-05-06 8:11 UTC|newest] Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <CGME20220506081106eucas1p181e83ef352eb8bfb1752bee0cf84020f@eucas1p1.samsung.com> 2022-05-06 8:10 ` [PATCH v3 00/11] support non power of 2 zoned devices Pankaj Raghav 2022-05-06 8:10 ` [dm-devel] " Pankaj Raghav [not found] ` <CGME20220506081107eucas1p1070e00b208e00090c235017435be1593@eucas1p1.samsung.com> 2022-05-06 8:10 ` [PATCH v3 01/11] block: make blkdev_nr_zones and blk_queue_zone_no generic for npo2 zsze Pankaj Raghav 2022-05-06 8:10 ` [dm-devel] " Pankaj Raghav [not found] ` <CGME20220506081108eucas1p2ca72ccafb05dfdcc5b8ba9393da1ce60@eucas1p2.samsung.com> 2022-05-06 8:10 ` [PATCH v3 02/11] block: allow blk-zoned devices to have non-power-of-2 zone size Pankaj Raghav 2022-05-06 8:10 ` [dm-devel] " Pankaj Raghav [not found] ` <CGME20220506081109eucas1p26bbb68a1740b1af923ed862a93112780@eucas1p2.samsung.com> 2022-05-06 8:10 ` [PATCH v3 03/11] nvme: zns: Allow ZNS drives that have non-power_of_2 " Pankaj Raghav 2022-05-06 8:10 ` [dm-devel] " Pankaj Raghav [not found] ` <CGME20220506081110eucas1p1b6c624ddca1c41b9838bb5b85f8ca5ff@eucas1p1.samsung.com> 2022-05-06 8:10 ` [PATCH v3 04/11] nvmet: Allow ZNS target to support non-power_of_2 zone sizes Pankaj Raghav 2022-05-06 8:10 ` [dm-devel] " Pankaj Raghav [not found] ` <CGME20220506081111eucas1p11e4dd5a89ce49939bbea57433cea046f@eucas1p1.samsung.com> 2022-05-06 8:10 ` [PATCH v3 05/11] btrfs: zoned: Cache superblock location in btrfs_zoned_device_info Pankaj Raghav 2022-05-06 8:10 ` [dm-devel] " Pankaj Raghav [not found] ` <CGME20220506081112eucas1p2f6116cb713749c259a6da533df9c2505@eucas1p2.samsung.com> 2022-05-06 8:11 ` [PATCH v3 06/11] btrfs: zoned: Make sb_zone_number function non power of 2 compatible Pankaj Raghav 2022-05-06 8:11 ` [dm-devel] " Pankaj Raghav [not found] ` <CGME20220506081113eucas1p25deb73a4b7898476d2e8e3d35b16f879@eucas1p2.samsung.com> 2022-05-06 8:11 ` [PATCH v3 07/11] btrfs: zoned: use generic btrfs zone helpers to support npo2 zoned devices Pankaj Raghav 2022-05-06 8:11 ` [dm-devel] " Pankaj Raghav [not found] ` <CGME20220506081114eucas1p1a9d86eb429a6f68c29d1980891f49786@eucas1p1.samsung.com> 2022-05-06 8:11 ` [PATCH v3 08/11] btrfs: zoned: relax the alignment constraint for " Pankaj Raghav 2022-05-06 8:11 ` [dm-devel] " Pankaj Raghav [not found] ` <CGME20220506081115eucas1p2e7bed137c74be42a702732027581330e@eucas1p2.samsung.com> 2022-05-06 8:11 ` Pankaj Raghav [this message] 2022-05-06 8:11 ` [dm-devel] [PATCH v3 09/11] zonefs: allow non power of 2 " Pankaj Raghav [not found] ` <CGME20220506081116eucas1p2cce67bbf30f4c9c4e6854965be41b098@eucas1p2.samsung.com> 2022-05-06 8:11 ` [PATCH v3 10/11] null_blk: " Pankaj Raghav 2022-05-06 8:11 ` [dm-devel] " Pankaj Raghav 2022-05-06 15:47 ` Damien Le Moal 2022-05-06 15:47 ` [dm-devel] " Damien Le Moal 2022-05-09 11:06 ` Pankaj Raghav 2022-05-09 11:06 ` [dm-devel] " Pankaj Raghav 2022-05-09 11:31 ` Damien Le Moal 2022-05-09 11:31 ` [dm-devel] " Damien Le Moal 2022-05-09 11:56 ` Pankaj Raghav 2022-05-09 11:56 ` [dm-devel] " Pankaj Raghav 2022-05-12 17:22 ` Bart Van Assche 2022-05-12 17:22 ` [dm-devel] " Bart Van Assche [not found] ` <CGME20220506081118eucas1p17f3c29cc36d748c3b5a3246f069f434a@eucas1p1.samsung.com> 2022-05-06 8:11 ` [PATCH v3 11/11] dm-zoned: ensure only power of 2 zone sizes are allowed Pankaj Raghav 2022-05-06 8:11 ` [dm-devel] " Pankaj Raghav 2022-05-06 15:41 ` Damien Le Moal 2022-05-06 15:41 ` [dm-devel] " Damien Le Moal 2022-05-09 11:03 ` Pankaj Raghav 2022-05-09 11:03 ` [dm-devel] " Pankaj Raghav 2022-05-09 16:05 ` Mike Snitzer 2022-05-09 16:05 ` [dm-devel] " Mike Snitzer 2022-05-09 18:54 ` David Sterba 2022-05-09 18:54 ` [dm-devel] " David Sterba 2022-05-11 14:39 ` Pankaj Raghav 2022-05-11 14:39 ` [dm-devel] " Pankaj Raghav 2022-05-11 16:00 ` David Sterba 2022-05-11 16:00 ` [dm-devel] " David Sterba 2022-05-12 8:27 ` Pankaj Raghav 2022-05-12 8:27 ` [dm-devel] " Pankaj Raghav 2022-05-06 10:00 ` [PATCH v3 00/11] support non power of 2 zoned devices David Sterba 2022-05-06 10:00 ` [dm-devel] " David Sterba 2022-05-09 11:02 ` Pankaj Raghav 2022-05-09 11:02 ` [dm-devel] " Pankaj Raghav
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