| Message ID | 20220727162245.209794-7-p.raghav@samsung.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | support non power of 2 zoned device | expand |
On 7/28/22 01:22, Pankaj Raghav wrote: > 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> Acked-by: Damien Le Moal <damien.lemoal@opensource.wdc.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 860f0b1032c6..e549ef16738c 100644 > --- a/fs/zonefs/super.c > +++ b/fs/zonefs/super.c > @@ -476,10 +476,9 @@ 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, > @@ -1401,7 +1400,7 @@ static int zonefs_init_file_inode(struct inode *inode, struct blk_zone *zone, > struct zonefs_inode_info *zi = ZONEFS_I(inode); > int ret = 0; > > - 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; > @@ -1776,7 +1775,6 @@ 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 4b3de66c3233..39895195cda6 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]; >
diff --git a/fs/zonefs/super.c b/fs/zonefs/super.c index 860f0b1032c6..e549ef16738c 100644 --- a/fs/zonefs/super.c +++ b/fs/zonefs/super.c @@ -476,10 +476,9 @@ 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, @@ -1401,7 +1400,7 @@ static int zonefs_init_file_inode(struct inode *inode, struct blk_zone *zone, struct zonefs_inode_info *zi = ZONEFS_I(inode); int ret = 0; - 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; @@ -1776,7 +1775,6 @@ 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 4b3de66c3233..39895195cda6 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];