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fs/adfs: map: move map-specific sb initialisation to map.c 

Move map specific superblock initialisation to map.c, rather than
having it spread into super.c.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Russell King 2019-12-09 11:08:59 +00:00 committed by Al Viro
parent 792314f8b2
commit f6f14a0d71
2 changed files with 10 additions and 10 deletions
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11
fs/adfs/map.c
View File

@ -355,14 +355,19 @@ struct adfs_discmap *adfs_read_map(struct super_block *sb, struct adfs_discrecor
unsigned int map_addr, zone_size, nzones;
int ret;
nzones = asb->s_map_size;
nzones = dr->nzones | dr->nzones_high << 8;
zone_size = (8 << dr->log2secsize) - le16_to_cpu(dr->zone_spare);
asb->s_idlen = dr->idlen;
asb->s_map_size = nzones;
asb->s_map2blk = dr->log2bpmb - dr->log2secsize;
asb->s_log2sharesize = dr->log2sharesize;
asb->s_ids_per_zone = zone_size / (asb->s_idlen + 1);
map_addr = (nzones >> 1) * zone_size -
((nzones > 1) ? ADFS_DR_SIZE_BITS : 0);
map_addr = signed_asl(map_addr, asb->s_map2blk);
asb->s_ids_per_zone = zone_size / (asb->s_idlen + 1);
dm = kmalloc_array(nzones, sizeof(*dm), GFP_KERNEL);
if (dm == NULL) {
adfs_error(sb, "not enough memory");

7
fs/adfs/super.c
View File

@ -289,6 +289,7 @@ static int adfs_fill_super(struct super_block *sb, void *data, int silent)
return -ENOMEM;
sb->s_fs_info = asb;
sb->s_magic = ADFS_SUPER_MAGIC;
sb->s_time_gran = 10000000;
/* set default options */
@ -356,12 +357,6 @@ static int adfs_fill_super(struct super_block *sb, void *data, int silent)
* blocksize on this device should now be set to the ADFS log2secsize
*/
sb->s_magic = ADFS_SUPER_MAGIC;
asb->s_idlen = dr->idlen;
asb->s_map_size = dr->nzones | (dr->nzones_high << 8);
asb->s_map2blk = dr->log2bpmb - dr->log2secsize;
asb->s_log2sharesize = dr->log2sharesize;
asb->s_map = adfs_read_map(sb, dr);
if (IS_ERR(asb->s_map)) {
ret = PTR_ERR(asb->s_map);