summaryrefslogtreecommitdiff
path: root/fs/ext2
diff options
context:
space:
mode:
Diffstat (limited to 'fs/ext2')
-rw-r--r--fs/ext2/ext2.h4
-rw-r--r--fs/ext2/inode.c22
-rw-r--r--fs/ext2/ioctl.c1
-rw-r--r--fs/ext2/super.c87
4 files changed, 83 insertions, 31 deletions
diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h
index 5e64de9c5093..03f5ce1d3dbe 100644
--- a/fs/ext2/ext2.h
+++ b/fs/ext2/ext2.h
@@ -779,7 +779,6 @@ extern void ext2_evict_inode(struct inode *);
extern int ext2_get_block(struct inode *, sector_t, struct buffer_head *, int);
extern int ext2_setattr (struct dentry *, struct iattr *);
extern void ext2_set_inode_flags(struct inode *inode);
-extern void ext2_get_inode_flags(struct ext2_inode_info *);
extern int ext2_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
u64 start, u64 len);
@@ -796,7 +795,8 @@ void ext2_error(struct super_block *, const char *, const char *, ...);
extern __printf(3, 4)
void ext2_msg(struct super_block *, const char *, const char *, ...);
extern void ext2_update_dynamic_rev (struct super_block *sb);
-extern void ext2_write_super (struct super_block *);
+extern void ext2_sync_super(struct super_block *sb, struct ext2_super_block *es,
+ int wait);
/*
* Inodes and files operations
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index 128cce540645..3a38c1b84e3c 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -1384,25 +1384,6 @@ void ext2_set_inode_flags(struct inode *inode)
inode->i_flags |= S_DAX;
}
-/* Propagate flags from i_flags to EXT2_I(inode)->i_flags */
-void ext2_get_inode_flags(struct ext2_inode_info *ei)
-{
- unsigned int flags = ei->vfs_inode.i_flags;
-
- ei->i_flags &= ~(EXT2_SYNC_FL|EXT2_APPEND_FL|
- EXT2_IMMUTABLE_FL|EXT2_NOATIME_FL|EXT2_DIRSYNC_FL);
- if (flags & S_SYNC)
- ei->i_flags |= EXT2_SYNC_FL;
- if (flags & S_APPEND)
- ei->i_flags |= EXT2_APPEND_FL;
- if (flags & S_IMMUTABLE)
- ei->i_flags |= EXT2_IMMUTABLE_FL;
- if (flags & S_NOATIME)
- ei->i_flags |= EXT2_NOATIME_FL;
- if (flags & S_DIRSYNC)
- ei->i_flags |= EXT2_DIRSYNC_FL;
-}
-
struct inode *ext2_iget (struct super_block *sb, unsigned long ino)
{
struct ext2_inode_info *ei;
@@ -1563,7 +1544,6 @@ static int __ext2_write_inode(struct inode *inode, int do_sync)
if (ei->i_state & EXT2_STATE_NEW)
memset(raw_inode, 0, EXT2_SB(sb)->s_inode_size);
- ext2_get_inode_flags(ei);
raw_inode->i_mode = cpu_to_le16(inode->i_mode);
if (!(test_opt(sb, NO_UID32))) {
raw_inode->i_uid_low = cpu_to_le16(low_16_bits(uid));
@@ -1615,7 +1595,7 @@ static int __ext2_write_inode(struct inode *inode, int do_sync)
EXT2_SET_RO_COMPAT_FEATURE(sb,
EXT2_FEATURE_RO_COMPAT_LARGE_FILE);
spin_unlock(&EXT2_SB(sb)->s_lock);
- ext2_write_super(sb);
+ ext2_sync_super(sb, EXT2_SB(sb)->s_es, 1);
}
}
}
diff --git a/fs/ext2/ioctl.c b/fs/ext2/ioctl.c
index 191e02b28ce8..087f122cca42 100644
--- a/fs/ext2/ioctl.c
+++ b/fs/ext2/ioctl.c
@@ -29,7 +29,6 @@ long ext2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
switch (cmd) {
case EXT2_IOC_GETFLAGS:
- ext2_get_inode_flags(ei);
flags = ei->i_flags & EXT2_FL_USER_VISIBLE;
return put_user(flags, (int __user *) arg);
case EXT2_IOC_SETFLAGS: {
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 9e25a71fe1a2..8ac673c71a36 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -36,8 +36,7 @@
#include "xattr.h"
#include "acl.h"
-static void ext2_sync_super(struct super_block *sb,
- struct ext2_super_block *es, int wait);
+static void ext2_write_super(struct super_block *sb);
static int ext2_remount (struct super_block * sb, int * flags, char * data);
static int ext2_statfs (struct dentry * dentry, struct kstatfs * buf);
static int ext2_sync_fs(struct super_block *sb, int wait);
@@ -123,13 +122,29 @@ void ext2_update_dynamic_rev(struct super_block *sb)
*/
}
+#ifdef CONFIG_QUOTA
+static int ext2_quota_off(struct super_block *sb, int type);
+
+static void ext2_quota_off_umount(struct super_block *sb)
+{
+ int type;
+
+ for (type = 0; type < MAXQUOTAS; type++)
+ ext2_quota_off(sb, type);
+}
+#else
+static inline void ext2_quota_off_umount(struct super_block *sb)
+{
+}
+#endif
+
static void ext2_put_super (struct super_block * sb)
{
int db_count;
int i;
struct ext2_sb_info *sbi = EXT2_SB(sb);
- dquot_disable(sb, -1, DQUOT_USAGE_ENABLED | DQUOT_LIMITS_ENABLED);
+ ext2_quota_off_umount(sb);
if (sbi->s_mb_cache) {
ext2_xattr_destroy_cache(sbi->s_mb_cache);
@@ -314,10 +329,23 @@ static int ext2_show_options(struct seq_file *seq, struct dentry *root)
#ifdef CONFIG_QUOTA
static ssize_t ext2_quota_read(struct super_block *sb, int type, char *data, size_t len, loff_t off);
static ssize_t ext2_quota_write(struct super_block *sb, int type, const char *data, size_t len, loff_t off);
+static int ext2_quota_on(struct super_block *sb, int type, int format_id,
+ const struct path *path);
static struct dquot **ext2_get_dquots(struct inode *inode)
{
return EXT2_I(inode)->i_dquot;
}
+
+static const struct quotactl_ops ext2_quotactl_ops = {
+ .quota_on = ext2_quota_on,
+ .quota_off = ext2_quota_off,
+ .quota_sync = dquot_quota_sync,
+ .get_state = dquot_get_state,
+ .set_info = dquot_set_dqinfo,
+ .get_dqblk = dquot_get_dqblk,
+ .set_dqblk = dquot_set_dqblk,
+ .get_nextdqblk = dquot_get_next_dqblk,
+};
#endif
static const struct super_operations ext2_sops = {
@@ -1117,7 +1145,7 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
#ifdef CONFIG_QUOTA
sb->dq_op = &dquot_operations;
- sb->s_qcop = &dquot_quotactl_ops;
+ sb->s_qcop = &ext2_quotactl_ops;
sb->s_quota_types = QTYPE_MASK_USR | QTYPE_MASK_GRP;
#endif
@@ -1194,8 +1222,8 @@ static void ext2_clear_super_error(struct super_block *sb)
}
}
-static void ext2_sync_super(struct super_block *sb, struct ext2_super_block *es,
- int wait)
+void ext2_sync_super(struct super_block *sb, struct ext2_super_block *es,
+ int wait)
{
ext2_clear_super_error(sb);
spin_lock(&EXT2_SB(sb)->s_lock);
@@ -1270,7 +1298,7 @@ static int ext2_unfreeze(struct super_block *sb)
return 0;
}
-void ext2_write_super(struct super_block *sb)
+static void ext2_write_super(struct super_block *sb)
{
if (!(sb->s_flags & MS_RDONLY))
ext2_sync_fs(sb, 1);
@@ -1548,6 +1576,51 @@ out:
return len - towrite;
}
+static int ext2_quota_on(struct super_block *sb, int type, int format_id,
+ const struct path *path)
+{
+ int err;
+ struct inode *inode;
+
+ err = dquot_quota_on(sb, type, format_id, path);
+ if (err)
+ return err;
+
+ inode = d_inode(path->dentry);
+ inode_lock(inode);
+ EXT2_I(inode)->i_flags |= EXT2_NOATIME_FL | EXT2_IMMUTABLE_FL;
+ inode_set_flags(inode, S_NOATIME | S_IMMUTABLE,
+ S_NOATIME | S_IMMUTABLE);
+ inode_unlock(inode);
+ mark_inode_dirty(inode);
+
+ return 0;
+}
+
+static int ext2_quota_off(struct super_block *sb, int type)
+{
+ struct inode *inode = sb_dqopt(sb)->files[type];
+ int err;
+
+ if (!inode || !igrab(inode))
+ goto out;
+
+ err = dquot_quota_off(sb, type);
+ if (err)
+ goto out_put;
+
+ inode_lock(inode);
+ EXT2_I(inode)->i_flags &= ~(EXT2_NOATIME_FL | EXT2_IMMUTABLE_FL);
+ inode_set_flags(inode, 0, S_NOATIME | S_IMMUTABLE);
+ inode_unlock(inode);
+ mark_inode_dirty(inode);
+out_put:
+ iput(inode);
+ return err;
+out:
+ return dquot_quota_off(sb, type);
+}
+
#endif
static struct file_system_type ext2_fs_type = {
generated by cgit (git 2.34.1) at 2024-06-02 07:33:19 +0000