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Fix ctx->pos updating to properly handle dent gaps

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We need to assure we're emitting dents with the proper position
and we already have them as part of our dent. The only caveat is
to increment ctx->pos once beyond the list to make sure the caller
doesn't call us once more.

Signed-off-by: Auke Kok <auke.kok@versity.com>
This commit is contained in:
Auke Kok
2025-01-27 14:46:29 -05:00
parent 6c85879489
commit e9d147260c
1 changed files with 4 additions and 1 deletions
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5
kmod/src/dir.c
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@@ -537,15 +537,18 @@ static int scoutfs_readdir(struct file *file, struct dir_context *ctx)
dent = page_address(page);
for (; entries > 0; entries--) {
ctx->pos = le64_to_cpu(dent->pos);
if (!dir_emit(ctx, dent->name, dent->hacky_name_len,
le64_to_cpu(dent->ino),
dentry_type(dent->type))) {
ret = 0;
goto out;
}
ctx->pos = le64_to_cpu(dent->pos) + 1;
dent = next_aligned_dirent(dent, dent->hacky_name_len);
/* always advance ctx->pos past */
ctx->pos++;
}
if (complete)