From: Darrick J. Wong <djwong@xxxxxxxxxx>
Source kernel commit: 9e253954acf53227f33d307f5ac5ff94c1ca5880
Rearrange these structs to reduce the amount of unused padding bytes.
This saves eight bytes for each of the three structs changed here, which
means they're now all (rmap/bmap are 64 bytes, refc is 32 bytes) even
powers of two.
Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx>
Reviewed-by: Chandan Babu R <chandan.babu@xxxxxxxxxx>
Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx>
---
libxfs/xfs_bmap.h | 2 +-
libxfs/xfs_refcount.h | 2 +-
libxfs/xfs_rmap.h | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/libxfs/xfs_bmap.h b/libxfs/xfs_bmap.h
index 2cd7717c..db01fe83 100644
--- a/libxfs/xfs_bmap.h
+++ b/libxfs/xfs_bmap.h
@@ -257,8 +257,8 @@ enum xfs_bmap_intent_type {
struct xfs_bmap_intent {
struct list_head bi_list;
enum xfs_bmap_intent_type bi_type;
- struct xfs_inode *bi_owner;
int bi_whichfork;
+ struct xfs_inode *bi_owner;
struct xfs_bmbt_irec bi_bmap;
};
diff --git a/libxfs/xfs_refcount.h b/libxfs/xfs_refcount.h
index 02cb3aa4..89404596 100644
--- a/libxfs/xfs_refcount.h
+++ b/libxfs/xfs_refcount.h
@@ -32,8 +32,8 @@ enum xfs_refcount_intent_type {
struct xfs_refcount_intent {
struct list_head ri_list;
enum xfs_refcount_intent_type ri_type;
- xfs_fsblock_t ri_startblock;
xfs_extlen_t ri_blockcount;
+ xfs_fsblock_t ri_startblock;
};
void xfs_refcount_increase_extent(struct xfs_trans *tp,
diff --git a/libxfs/xfs_rmap.h b/libxfs/xfs_rmap.h
index fd67904e..85dd98ac 100644
--- a/libxfs/xfs_rmap.h
+++ b/libxfs/xfs_rmap.h
@@ -159,8 +159,8 @@ enum xfs_rmap_intent_type {
struct xfs_rmap_intent {
struct list_head ri_list;
enum xfs_rmap_intent_type ri_type;
- uint64_t ri_owner;
int ri_whichfork;
+ uint64_t ri_owner;
struct xfs_bmbt_irec ri_bmap;
};
