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authorDarrick J. Wong <darrick.wong@oracle.com>2016-09-19 10:24:27 +1000
committerDave Chinner <david@fromorbit.com>2016-09-19 10:24:27 +1000
commitcd00158ce34d6e2c42d8892e8499779b8ac1d2bf (patch)
treed35fb35e93820365979f4c8f8f293ab5d354b439 /fs/xfs/xfs_rmap_item.h
parentea78d80866ce375defb2fdd1c8a3aafec95e0f85 (diff)
xfs: convert RUI log formats to use variable length arrays
Use variable length array declarations for RUI log items, and replace the open coded sizeof formulae with a single function. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/xfs_rmap_item.h')
-rw-r--r--fs/xfs/xfs_rmap_item.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/xfs/xfs_rmap_item.h b/fs/xfs/xfs_rmap_item.h
index aefcc3a318a5..340c968e1f9c 100644
--- a/fs/xfs/xfs_rmap_item.h
+++ b/fs/xfs/xfs_rmap_item.h
@@ -70,6 +70,14 @@ struct xfs_rui_log_item {
struct xfs_rui_log_format rui_format;
};
+static inline size_t
+xfs_rui_log_item_sizeof(
+ unsigned int nr)
+{
+ return offsetof(struct xfs_rui_log_item, rui_format) +
+ xfs_rui_log_format_sizeof(nr);
+}
+
/*
* This is the "rmap update done" log item. It is used to log the fact that
* some rmapbt updates mentioned in an earlier rui item have been performed.