From: Darrick J. Wong <djwong@xxxxxxxxxx>
Create a helper to compute the number of blocks that a file has
allocated from the data realtime volumes. Christoph requested this be
split out to reduce the size of the upcoming quotacheck patch.
Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx>
---
fs/xfs/xfs_inode.c | 16 ++++++++++++++++
fs/xfs/xfs_inode.h | 2 ++
2 files changed, 18 insertions(+)
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 1fd94958aa97a..5670a2966e19f 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -3777,3 +3777,19 @@ xfs_ifork_zapped(
return false;
}
}
+
+/* Compute the number of data and realtime blocks used by a file. */
+void
+xfs_inode_count_blocks(
+ struct xfs_trans *tp,
+ struct xfs_inode *ip,
+ xfs_filblks_t *dblocks,
+ xfs_filblks_t *rblocks)
+{
+ struct xfs_ifork *ifp = xfs_ifork_ptr(ip, XFS_DATA_FORK);
+
+ *rblocks = 0;
+ if (XFS_IS_REALTIME_INODE(ip))
+ xfs_bmap_count_leaves(ifp, rblocks);
+ *dblocks = ip->i_nblocks - *rblocks;
+}
diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
index 97f63bacd4c2b..15a16e1404eea 100644
--- a/fs/xfs/xfs_inode.h
+++ b/fs/xfs/xfs_inode.h
@@ -623,5 +623,7 @@ int xfs_inode_reload_unlinked_bucket(struct xfs_trans *tp, struct xfs_inode *ip)
int xfs_inode_reload_unlinked(struct xfs_inode *ip);
bool xfs_ifork_zapped(const struct xfs_inode *ip, int whichfork);
+void xfs_inode_count_blocks(struct xfs_trans *tp, struct xfs_inode *ip,
+ xfs_filblks_t *dblocks, xfs_filblks_t *rblocks);
#endif /* __XFS_INODE_H__ */
