diff options
Diffstat (limited to 'fs/erofs/super.c')
| -rw-r--r-- | fs/erofs/super.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/fs/erofs/super.c b/fs/erofs/super.c index 1b529ace4db0..f3f8d8c066e4 100644 --- a/fs/erofs/super.c +++ b/fs/erofs/super.c @@ -343,6 +343,13 @@ static int erofs_read_superblock(struct super_block *sb) sbi->fixed_nsec = le32_to_cpu(dsb->fixed_nsec); super_set_uuid(sb, (void *)dsb->uuid, sizeof(dsb->uuid)); + if (dsb->volume_name[0]) { + sbi->volume_name = kstrndup(dsb->volume_name, + sizeof(dsb->volume_name), GFP_KERNEL); + if (!sbi->volume_name) + return -ENOMEM; + } + /* parse on-disk compression configurations */ ret = z_erofs_parse_cfgs(sb, dsb); if (ret < 0) @@ -822,6 +829,7 @@ static void erofs_sb_free(struct erofs_sb_info *sbi) kfree(sbi->domain_id); if (sbi->dif0.file) fput(sbi->dif0.file); + kfree(sbi->volume_name); kfree(sbi); } @@ -1018,10 +1026,22 @@ static int erofs_show_options(struct seq_file *seq, struct dentry *root) return 0; } +static void erofs_evict_inode(struct inode *inode) +{ +#ifdef CONFIG_FS_DAX + if (IS_DAX(inode)) + dax_break_layout_final(inode); +#endif + + truncate_inode_pages_final(&inode->i_data); + clear_inode(inode); +} + const struct super_operations erofs_sops = { .put_super = erofs_put_super, .alloc_inode = erofs_alloc_inode, .free_inode = erofs_free_inode, + .evict_inode = erofs_evict_inode, .statfs = erofs_statfs, .show_options = erofs_show_options, }; |