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authorDarrick J. Wong <darrick.wong@oracle.com>2016-10-03 19:11:16 +0300
committerDarrick J. Wong <darrick.wong@oracle.com>2016-10-03 19:11:16 +0300
commit46eeb521b95247170d2db773bb4cc8fb3de1d85c (patch)
tree4a66989f821d978e127e44f2a00840419ad6adcd /fs/xfs/xfs_mount.h
parentc75c752d03741a0ebda3ea4c5020ba22c7570561 (diff)
downloadlinux-46eeb521b95247170d2db773bb4cc8fb3de1d85c.tar.xz
xfs: introduce refcount btree definitions
Add new per-AG refcount btree definitions to the per-AG structures. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/xfs/xfs_mount.h')
-rw-r--r--fs/xfs/xfs_mount.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index 041d9493e798..8fab4962c4f1 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -399,6 +399,9 @@ typedef struct xfs_perag {
struct xfs_ag_resv pag_meta_resv;
/* Blocks reserved for just AGFL-based metadata. */
struct xfs_ag_resv pag_agfl_resv;
+
+ /* reference count */
+ __uint8_t pagf_refcount_level;
} xfs_perag_t;
static inline struct xfs_ag_resv *