[09/37] xfs: remove the limit argument to xfs_rtfind_back

Commit Message

Darrick J. Wong Oct. 21, 2024, 10:01 p.m. UTC

From: Christoph Hellwig <[e-mail]>

Source kernel commit: 119c65e56bc131b466a7cd958a4089e286ce3c4b

All callers pass a 0 limit to xfs_rtfind_back, so remove the argument
and hard code it.

Signed-off-by: Christoph Hellwig <[e-mail]>
Reviewed-by: Darrick J. Wong <[e-mail]>
Signed-off-by: Darrick J. Wong <[e-mail]>
---
 libxfs/xfs_rtbitmap.c |    9 ++++-----
 libxfs/xfs_rtbitmap.h |    2 +-
 2 files changed, 5 insertions(+), 6 deletions(-)

Patch

diff --git a/libxfs/xfs_rtbitmap.c b/libxfs/xfs_rtbitmap.c
index 58a3ba992f51cc..c7613f2de7b0a0 100644
--- a/libxfs/xfs_rtbitmap.c
+++ b/libxfs/xfs_rtbitmap.c
@@ -137,14 +137,13 @@  xfs_rtbuf_get(
 }
 
 /*
- * Searching backward from start to limit, find the first block whose
- * allocated/free state is different from start's.
+ * Searching backward from start find the first block whose allocated/free state
+ * is different from start's.
  */
 int
 xfs_rtfind_back(
 	struct xfs_rtalloc_args	*args,
 	xfs_rtxnum_t		start,	/* starting rtext to look at */
-	xfs_rtxnum_t		limit,	/* last rtext to look at */
 	xfs_rtxnum_t		*rtx)	/* out: start rtext found */
 {
 	struct xfs_mount	*mp = args->mp;
@@ -173,7 +172,7 @@  xfs_rtfind_back(
 	 */
 	word = xfs_rtx_to_rbmword(mp, start);
 	bit = (int)(start & (XFS_NBWORD - 1));
-	len = start - limit + 1;
+	len = start + 1;
 	/*
 	 * Compute match value, based on the bit at start: if 1 (free)
 	 * then all-ones, else all-zeroes.
@@ -696,7 +695,7 @@  xfs_rtfree_range(
 	 * We need to find the beginning and end of the extent so we can
 	 * properly update the summary.
 	 */
-	error = xfs_rtfind_back(args, start, 0, &preblock);
+	error = xfs_rtfind_back(args, start, &preblock);
 	if (error) {
 		return error;
 	}
diff --git a/libxfs/xfs_rtbitmap.h b/libxfs/xfs_rtbitmap.h
index 6186585f2c376d..1e04f0954a0fa7 100644
--- a/libxfs/xfs_rtbitmap.h
+++ b/libxfs/xfs_rtbitmap.h
@@ -316,7 +316,7 @@  xfs_rtsummary_read_buf(
 int xfs_rtcheck_range(struct xfs_rtalloc_args *args, xfs_rtxnum_t start,
 		xfs_rtxlen_t len, int val, xfs_rtxnum_t *new, int *stat);
 int xfs_rtfind_back(struct xfs_rtalloc_args *args, xfs_rtxnum_t start,
-		xfs_rtxnum_t limit, xfs_rtxnum_t *rtblock);
+		xfs_rtxnum_t *rtblock);
 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,