[PATCH 2/5] xfs: remove unnecessary parameter from scrub_scan_estimate_blocks

Darrick J. Wong
2020-10-26T23:32:18Z

From: Darrick J. Wong <darrick.wong@oracle.com>

The only caller that cares about the file counts uses it to compute the
number of files used, so return that and save a parameter.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
---
scrub/fscounters.c | 8 +++-----
scrub/fscounters.h | 2 +-
scrub/phase6.c | 7 +++----
scrub/phase7.c | 5 +----
4 files changed, 8 insertions(+), 14 deletions(-)

diff --git a/scrub/fscounters.c b/scrub/fscounters.c
index e9901fcdf6df..9a240d49477b 100644
--- a/scrub/fscounters.c
+++ b/scrub/fscounters.c
@@ -116,7 +116,7 @@ scrub_count_all_inodes(
}

/*
- * Estimate the number of blocks and inodes in the filesystem. Returns 0
+ * Estimate the number of blocks and used inodes in the filesystem. Returns 0
* or a positive error number.
*/
int
@@ -126,8 +126,7 @@ scrub_scan_estimate_blocks(
unsigned long long *d_bfree,
unsigned long long *r_blocks,
unsigned long long *r_bfree,
- unsigned long long *f_files,
- unsigned long long *f_free)
+ unsigned long long *f_files_used)
{
struct xfs_fsop_counts fc;
int error;
@@ -141,8 +140,7 @@ scrub_scan_estimate_blocks(
*d_bfree = fc.freedata;
*r_blocks = ctx->mnt.fsgeom.rtblocks;
*r_bfree = fc.freertx;
- *f_files = fc.allocino;
- *f_free = fc.freeino;
+ *f_files_used = fc.allocino - fc.freeino;

return 0;
}
diff --git a/scrub/fscounters.h b/scrub/fscounters.h
index 1fae58a6b287..13bd9967f004 100644
--- a/scrub/fscounters.h
+++ b/scrub/fscounters.h
@@ -9,7 +9,7 @@
int scrub_scan_estimate_blocks(struct scrub_ctx *ctx,
unsigned long long *d_blocks, unsigned long long *d_bfree,
unsigned long long *r_blocks, unsigned long long *r_bfree,
- unsigned long long *f_files, unsigned long long *f_free);
+ unsigned long long *f_files_used);
int scrub_count_all_inodes(struct scrub_ctx *ctx, uint64_t *count);

#endif /* XFS_SCRUB_FSCOUNTERS_H_ */
diff --git a/scrub/phase6.c b/scrub/phase6.c
index 8d976732d8e1..87828b60fbed 100644
--- a/scrub/phase6.c
+++ b/scrub/phase6.c
@@ -719,12 +719,11 @@ phase6_estimate(
unsigned long long d_bfree;
unsigned long long r_blocks;
unsigned long long r_bfree;
- unsigned long long f_files;
- unsigned long long f_free;
+ unsigned long long dontcare;
int ret;

- ret = scrub_scan_estimate_blocks(ctx, &d_blocks, &d_bfree,
- &r_blocks, &r_bfree, &f_files, &f_free);
+ ret = scrub_scan_estimate_blocks(ctx, &d_blocks, &d_bfree, &r_blocks,
+ &r_bfree, &dontcare);
if (ret) {
str_liberror(ctx, ret, _("estimating verify work"));
return ret;
diff --git a/scrub/phase7.c b/scrub/phase7.c
index 96876f7c0596..bc652ab6f44a 100644
--- a/scrub/phase7.c
+++ b/scrub/phase7.c
@@ -111,8 +111,6 @@ phase7_func(
unsigned long long d_bfree;
unsigned long long r_blocks;
unsigned long long r_bfree;
- unsigned long long f_files;
- unsigned long long f_free;
bool complain;
int ip;
int error;
@@ -160,7 +158,7 @@ phase7_func(
}

error = scrub_scan_estimate_blocks(ctx, &d_blocks, &d_bfree, &r_blocks,
- &r_bfree, &f_files, &f_free);
+ &r_bfree, &used_files);
if (error) {
str_liberror(ctx, error, _("estimating verify work"));
return error;
@@ -177,7 +175,6 @@ phase7_func(
/* Report on what we found. */
used_data = cvt_off_fsb_to_b(&ctx->mnt, d_blocks - d_bfree);
used_rt = cvt_off_fsb_to_b(&ctx->mnt, r_blocks - r_bfree);
- used_files = f_files - f_free;
stat_data = totalcount.dbytes;
stat_rt = totalcount.rbytes;