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authorChristoph Hellwig <hch@lst.de>2019-10-24 22:25:38 -0700
committerDarrick J. Wong <darrick.wong@oracle.com>2019-10-28 08:37:54 -0700
commit30fa529e3b2e6f1da277ef8525e4ce7979c57c57 (patch)
treec9af7cad093e70942034653db98d3d2fa8b77e22 /fs/xfs/xfs_inode.h
parent25a409572b5f6e3af6b2264f6a358b71505fb0d6 (diff)
xfs: add a xfs_inode_buftarg helper
Add a new xfs_inode_buftarg helper that gets the data I/O buftarg for a given inode. Replace the existing xfs_find_bdev_for_inode and xfs_find_daxdev_for_inode helpers with this new general one and cleanup some of the callers. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/xfs/xfs_inode.h')
-rw-r--r--fs/xfs/xfs_inode.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
index 558173f95a03..bcfb35a9c5ca 100644
--- a/fs/xfs/xfs_inode.h
+++ b/fs/xfs/xfs_inode.h
@@ -220,6 +220,13 @@ static inline bool xfs_inode_has_cow_data(struct xfs_inode *ip)
}
/*
+ * Return the buftarg used for data allocations on a given inode.
+ */
+#define xfs_inode_buftarg(ip) \
+ (XFS_IS_REALTIME_INODE(ip) ? \
+ (ip)->i_mount->m_rtdev_targp : (ip)->i_mount->m_ddev_targp)
+
+/*
* In-core inode flags.
*/
#define XFS_IRECLAIM (1 << 0) /* started reclaiming this inode */