From: Christoph Hellwig <hch@xxxxxx>
Source kernel commit: c2adcfa31ff606264fab6e69129d6d45c9ddb7cb
xfs_rtmodify_summary_int is only used inside xfs_rtbitmap.c and to
implement xfs_rtget_summary. Move xfs_rtget_summary to xfs_rtbitmap.c
as the exported API and mark xfs_rtmodify_summary_int static.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: "Darrick J. Wong" <djwong@xxxxxxxxxx>
Signed-off-by: Chandan Babu R <chandanbabu@xxxxxxxxxx>
Reviewed-by: Bill O'Donnell <bodonnel@xxxxxxxxxx>
---
libxfs/xfs_rtbitmap.c | 14 ++++++++++++++
libxfs/xfs_rtbitmap.h | 4 ++--
2 files changed, 16 insertions(+), 2 deletions(-)
diff --git a/libxfs/xfs_rtbitmap.c b/libxfs/xfs_rtbitmap.c
index 726543abb..adeaffed7 100644
--- a/libxfs/xfs_rtbitmap.c
+++ b/libxfs/xfs_rtbitmap.c
@@ -517,6 +517,20 @@ xfs_rtmodify_summary(
return xfs_rtmodify_summary_int(args, log, bbno, delta, NULL);
}
+/*
+ * Read and return the summary information for a given extent size, bitmap block
+ * combination.
+ */
+int
+xfs_rtget_summary(
+ struct xfs_rtalloc_args *args,
+ int log, /* log2 of extent size */
+ xfs_fileoff_t bbno, /* bitmap block number */
+ xfs_suminfo_t *sum) /* out: summary info for this block */
+{
+ return xfs_rtmodify_summary_int(args, log, bbno, 0, sum);
+}
+
/* Log rtbitmap block from the word @from to the byte before @next. */
static inline void
xfs_trans_log_rtbitmap(
diff --git a/libxfs/xfs_rtbitmap.h b/libxfs/xfs_rtbitmap.h
index 1c84b52de..274dc7dae 100644
--- a/libxfs/xfs_rtbitmap.h
+++ b/libxfs/xfs_rtbitmap.h
@@ -321,8 +321,8 @@ int xfs_rtfind_forw(struct xfs_rtalloc_args *args, xfs_rtxnum_t start,
xfs_rtxnum_t limit, xfs_rtxnum_t *rtblock);
int xfs_rtmodify_range(struct xfs_rtalloc_args *args, xfs_rtxnum_t start,
xfs_rtxlen_t len, int val);
-int xfs_rtmodify_summary_int(struct xfs_rtalloc_args *args, int log,
- xfs_fileoff_t bbno, int delta, xfs_suminfo_t *sum);
+int xfs_rtget_summary(struct xfs_rtalloc_args *args, int log,
+ xfs_fileoff_t bbno, xfs_suminfo_t *sum);
int xfs_rtmodify_summary(struct xfs_rtalloc_args *args, int log,
xfs_fileoff_t bbno, int delta);
int xfs_rtfree_range(struct xfs_rtalloc_args *args, xfs_rtxnum_t start,
