diff options
Diffstat (limited to 'fs/xfs/scrub/xfarray.h')
| -rw-r--r-- | fs/xfs/scrub/xfarray.h | 30 |
1 files changed, 27 insertions, 3 deletions
diff --git a/fs/xfs/scrub/xfarray.h b/fs/xfs/scrub/xfarray.h index 62b9c506fd..acb2f94c56 100644 --- a/fs/xfs/scrub/xfarray.h +++ b/fs/xfs/scrub/xfarray.h @@ -45,6 +45,25 @@ int xfarray_store(struct xfarray *array, xfarray_idx_t idx, const void *ptr); int xfarray_store_anywhere(struct xfarray *array, const void *ptr); bool xfarray_element_is_null(struct xfarray *array, const void *ptr); +/* + * Load an array element, but zero the buffer if there's no data because we + * haven't stored to that array element yet. + */ +static inline int +xfarray_load_sparse( + struct xfarray *array, + uint64_t idx, + void *rec) +{ + int error = xfarray_load(array, idx, rec); + + if (error == -ENODATA) { + memset(rec, 0, array->obj_size); + return 0; + } + return error; +} + /* Append an element to the array. */ static inline int xfarray_append(struct xfarray *array, const void *ptr) { @@ -105,9 +124,14 @@ struct xfarray_sortinfo { /* XFARRAY_SORT_* flags; see below. */ unsigned int flags; - /* Cache a page here for faster access. */ - struct xfile_page xfpage; - void *page_kaddr; + /* Cache a folio here for faster scanning for pivots */ + struct folio *folio; + + /* First array index in folio that is completely readable */ + xfarray_idx_t first_folio_idx; + + /* Last array index in folio that is completely readable */ + xfarray_idx_t last_folio_idx; #ifdef DEBUG /* Performance statistics. */ |