[PATCH 10/12] reiserfs: Convert to private i_dquot field

Jan Kara
2014-10-01T19:31:46Z

CC: reiserfs-devel@vger.kernel.org
CC: Jeff Mahoney <jeffm@suse.de>
Signed-off-by: Jan Kara <jack@suse.cz>
---
fs/reiserfs/reiserfs.h | 4 ++++
fs/reiserfs/super.c | 13 +++++++++++++
2 files changed, 17 insertions(+)

diff --git a/fs/reiserfs/reiserfs.h b/fs/reiserfs/reiserfs.h
index 735c2c2b4536..197e59cbeb1c 100644
--- a/fs/reiserfs/reiserfs.h
+++ b/fs/reiserfs/reiserfs.h
@@ -97,6 +97,10 @@ struct reiserfs_inode_info {
#ifdef CONFIG_REISERFS_FS_XATTR
struct rw_semaphore i_xattr_sem;
#endif
+#ifdef CONFIG_QUOTA
+ struct dquot *i_dquot[MAXQUOTAS];
+#endif
+
struct inode vfs_inode;
};

diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index d46e88a33b02..c39227ded8f2 100644
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -594,6 +594,10 @@ static struct inode *reiserfs_alloc_inode(struct super_block *sb)
return NULL;
atomic_set(&ei->openers, 0);
mutex_init(&ei->tailpack);
+#ifdef CONFIG_QUOTA
+ memset(&ei->i_dquot, 0, sizeof(ei->i_dquot));
+#endif
+
return &ei->vfs_inode;
}

@@ -771,6 +775,13 @@ static const struct super_operations reiserfs_sops = {
#endif
};

+static const int reiserfs_inode_fields[IF_FIELD_NR] = {
+#ifdef CONFIG_QUOTA
+ [IF_DQUOTS] = (int)offsetof(struct reiserfs_inode_info, i_dquot) -
+ (int)offsetof(struct reiserfs_inode_info, vfs_inode),
+#endif
+};
+
#ifdef CONFIG_QUOTA
#define QTYPE2NAME(t) ((t)==USRQUOTA?"user":"group")

@@ -1633,7 +1644,9 @@ static int read_super_block(struct super_block *s, int offset)
#ifdef CONFIG_QUOTA
s->s_qcop = &reiserfs_qctl_operations;
s->dq_op = &reiserfs_quota_operations;
+ sb_dqopt(s)->allowed_types = (1 << USRQUOTA) | (1 << GRPQUOTA);
#endif
+ sb_init_inode_fields(s, reiserfs_inode_fields);

/*
* new format is limited by the 32 bit wide i_blocks field, want to