diff options
Diffstat (limited to 'fs/overlayfs/util.c')
| -rw-r--r-- | fs/overlayfs/util.c | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/fs/overlayfs/util.c b/fs/overlayfs/util.c index 68541eb5be8e..930784a26623 100644 --- a/fs/overlayfs/util.c +++ b/fs/overlayfs/util.c @@ -210,10 +210,24 @@ void ovl_set_dir_cache(struct inode *inode, struct ovl_dir_cache *cache) OVL_I(inode)->cache = cache; } +void ovl_dentry_set_flag(unsigned long flag, struct dentry *dentry) +{ + set_bit(flag, &OVL_E(dentry)->flags); +} + +void ovl_dentry_clear_flag(unsigned long flag, struct dentry *dentry) +{ + clear_bit(flag, &OVL_E(dentry)->flags); +} + +bool ovl_dentry_test_flag(unsigned long flag, struct dentry *dentry) +{ + return test_bit(flag, &OVL_E(dentry)->flags); +} + bool ovl_dentry_is_opaque(struct dentry *dentry) { - struct ovl_entry *oe = dentry->d_fsdata; - return oe->opaque; + return ovl_dentry_test_flag(OVL_E_OPAQUE, dentry); } bool ovl_dentry_is_whiteout(struct dentry *dentry) @@ -223,9 +237,7 @@ bool ovl_dentry_is_whiteout(struct dentry *dentry) void ovl_dentry_set_opaque(struct dentry *dentry) { - struct ovl_entry *oe = dentry->d_fsdata; - - oe->opaque = true; + ovl_dentry_set_flag(OVL_E_OPAQUE, dentry); } /* @@ -236,16 +248,12 @@ void ovl_dentry_set_opaque(struct dentry *dentry) */ bool ovl_dentry_has_upper_alias(struct dentry *dentry) { - struct ovl_entry *oe = dentry->d_fsdata; - - return oe->has_upper; + return ovl_dentry_test_flag(OVL_E_UPPER_ALIAS, dentry); } void ovl_dentry_set_upper_alias(struct dentry *dentry) { - struct ovl_entry *oe = dentry->d_fsdata; - - oe->has_upper = true; + ovl_dentry_set_flag(OVL_E_UPPER_ALIAS, dentry); } bool ovl_redirect_dir(struct super_block *sb) |