diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 6fbcbb8d6587a2..9edb0584c6d1a7 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -154,10 +154,10 @@ struct nfs_cache_array { struct nfs_readdir_descriptor { struct file *file; - struct page *page; + struct folio *folio; struct dir_context *ctx; - pgoff_t page_index; - pgoff_t page_index_max; + pgoff_t folio_index; + pgoff_t folio_index_max; u64 dir_cookie; u64 last_cookie; loff_t current_index; @@ -312,8 +312,8 @@ static int nfs_readdir_array_can_expand(struct nfs_cache_array *array) } static int nfs_readdir_page_array_append(struct page *page, - const struct nfs_entry *entry, - u64 *cookie) + const struct nfs_entry *entry, + u64 *cookie) { struct nfs_cache_array *array; struct nfs_cache_array_entry *cache_entry; @@ -485,7 +485,7 @@ static void nfs_readdir_seek_next_array(struct nfs_cache_array *array, desc->last_cookie = array->last_cookie; desc->current_index += array->size; desc->cache_entry_index = 0; - desc->page_index++; + desc->folio_index++; } else desc->last_cookie = nfs_readdir_array_index_cookie(array); } @@ -494,7 +494,7 @@ static void nfs_readdir_rewind_search(struct nfs_readdir_descriptor *desc) { desc->current_index = 0; desc->last_cookie = 0; - desc->page_index = 0; + desc->folio_index = 0; } static int nfs_readdir_search_for_pos(struct nfs_cache_array *array, @@ -568,7 +568,7 @@ static int nfs_readdir_search_array(struct nfs_readdir_descriptor *desc) struct nfs_cache_array *array; int status; - array = kmap_local_page(desc->page); + array = kmap_local_folio(desc->folio, 0); if (desc->dir_cookie == 0) status = nfs_readdir_search_for_pos(array, desc); @@ -819,16 +819,17 @@ static int nfs_readdir_entry_decode(struct nfs_readdir_descriptor *desc, } /* Perform conversion from xdr to cache array */ -static int nfs_readdir_page_filler(struct nfs_readdir_descriptor *desc, - struct nfs_entry *entry, - struct page **xdr_pages, unsigned int buflen, - struct page **arrays, size_t narrays, - u64 change_attr) +static int nfs_readdir_folio_filler(struct nfs_readdir_descriptor *desc, + struct nfs_entry *entry, + struct page **xdr_pages, unsigned int buflen, + struct folio **arrays, size_t narrays, + u64 change_attr) { struct address_space *mapping = desc->file->f_mapping; + struct folio *folio = *arrays; struct xdr_stream stream; + struct page *scratch, *new; struct xdr_buf buf; - struct page *scratch, *new, *page = *arrays; u64 cookie; int status; @@ -844,36 +845,36 @@ static int nfs_readdir_page_filler(struct nfs_readdir_descriptor *desc, if (status != 0) break; - status = nfs_readdir_page_array_append(page, entry, &cookie); + status = nfs_readdir_page_array_append(folio_page(folio, 0), entry, &cookie); if (status != -ENOSPC) continue; - if (page->mapping != mapping) { + if (folio->mapping != mapping) { if (!--narrays) break; new = nfs_readdir_page_array_alloc(cookie, GFP_KERNEL); if (!new) break; arrays++; - *arrays = page = new; + *arrays = folio = page_folio(new); } else { new = nfs_readdir_page_get_next(mapping, cookie, change_attr); if (!new) break; - if (page != *arrays) - nfs_readdir_page_unlock_and_put(page); - page = new; + if (folio != *arrays) + nfs_readdir_page_unlock_and_put(folio_page(folio, 0)); + folio = page_folio(new); } - desc->page_index_max++; - status = nfs_readdir_page_array_append(page, entry, &cookie); + desc->folio_index_max++; + status = nfs_readdir_page_array_append(folio_page(folio, 0), entry, &cookie); } while (!status && !entry->eof); switch (status) { case -EBADCOOKIE: if (!entry->eof) break; - nfs_readdir_page_set_eof(page); + nfs_readdir_page_set_eof(folio_page(folio, 0)); fallthrough; case -EAGAIN: status = 0; @@ -886,8 +887,8 @@ static int nfs_readdir_page_filler(struct nfs_readdir_descriptor *desc, ; } - if (page != *arrays) - nfs_readdir_page_unlock_and_put(page); + if (folio != *arrays) + nfs_readdir_page_unlock_and_put(folio_page(folio, 0)); put_page(scratch); return status; @@ -927,11 +928,11 @@ static struct page **nfs_readdir_alloc_pages(size_t npages) static int nfs_readdir_xdr_to_array(struct nfs_readdir_descriptor *desc, __be32 *verf_arg, __be32 *verf_res, - struct page **arrays, size_t narrays) + struct folio **arrays, size_t narrays) { u64 change_attr; struct page **pages; - struct page *page = *arrays; + struct folio *folio = *arrays; struct nfs_entry *entry; size_t array_size; struct inode *inode = file_inode(desc->file); @@ -942,7 +943,7 @@ static int nfs_readdir_xdr_to_array(struct nfs_readdir_descriptor *desc, entry = kzalloc(sizeof(*entry), GFP_KERNEL); if (!entry) return -ENOMEM; - entry->cookie = nfs_readdir_page_last_cookie(page); + entry->cookie = nfs_readdir_page_last_cookie(folio_page(folio, 0)); entry->fh = nfs_alloc_fhandle(); entry->fattr = nfs_alloc_fattr_with_label(NFS_SERVER(inode)); entry->server = NFS_SERVER(inode); @@ -962,10 +963,10 @@ static int nfs_readdir_xdr_to_array(struct nfs_readdir_descriptor *desc, pglen = status; if (pglen != 0) - status = nfs_readdir_page_filler(desc, entry, pages, pglen, - arrays, narrays, change_attr); + status = nfs_readdir_folio_filler(desc, entry, pages, pglen, + arrays, narrays, change_attr); else - nfs_readdir_page_set_eof(page); + nfs_readdir_page_set_eof(folio_page(folio, 0)); desc->buffer_fills++; free_pages: @@ -977,21 +978,21 @@ static int nfs_readdir_xdr_to_array(struct nfs_readdir_descriptor *desc, return status; } -static void nfs_readdir_page_put(struct nfs_readdir_descriptor *desc) +static void nfs_readdir_folio_put(struct nfs_readdir_descriptor *desc) { - put_page(desc->page); - desc->page = NULL; + folio_put(desc->folio); + desc->folio = NULL; } static void -nfs_readdir_page_unlock_and_put_cached(struct nfs_readdir_descriptor *desc) +nfs_readdir_folio_unlock_and_put_cached(struct nfs_readdir_descriptor *desc) { - unlock_page(desc->page); - nfs_readdir_page_put(desc); + folio_unlock(desc->folio); + nfs_readdir_folio_put(desc); } -static struct page * -nfs_readdir_page_get_cached(struct nfs_readdir_descriptor *desc) +static struct folio * +nfs_readdir_folio_get_cached(struct nfs_readdir_descriptor *desc) { struct address_space *mapping = desc->file->f_mapping; u64 change_attr = inode_peek_iversion_raw(mapping->host); @@ -1003,7 +1004,7 @@ nfs_readdir_page_get_cached(struct nfs_readdir_descriptor *desc) return NULL; if (desc->clear_cache && !nfs_readdir_page_needs_filling(page)) nfs_readdir_page_reinit_array(page, cookie, change_attr); - return page; + return page_folio(page); } /* @@ -1017,21 +1018,21 @@ static int find_and_lock_cache_page(struct nfs_readdir_descriptor *desc) __be32 verf[NFS_DIR_VERIFIER_SIZE]; int res; - desc->page = nfs_readdir_page_get_cached(desc); - if (!desc->page) + desc->folio = nfs_readdir_folio_get_cached(desc); + if (!desc->folio) return -ENOMEM; - if (nfs_readdir_page_needs_filling(desc->page)) { + if (nfs_readdir_page_needs_filling(folio_page(desc->folio, 0))) { /* Grow the dtsize if we had to go back for more pages */ - if (desc->page_index == desc->page_index_max) + if (desc->folio_index == desc->folio_index_max) nfs_grow_dtsize(desc); - desc->page_index_max = desc->page_index; + desc->folio_index_max = desc->folio_index; trace_nfs_readdir_cache_fill(desc->file, nfsi->cookieverf, desc->last_cookie, - desc->page->index, desc->dtsize); + desc->folio->index, desc->dtsize); res = nfs_readdir_xdr_to_array(desc, nfsi->cookieverf, verf, - &desc->page, 1); + &desc->folio, 1); if (res < 0) { - nfs_readdir_page_unlock_and_put_cached(desc); + nfs_readdir_folio_unlock_and_put_cached(desc); trace_nfs_readdir_cache_fill_done(inode, res); if (res == -EBADCOOKIE || res == -ENOTSYNC) { invalidate_inode_pages2(desc->file->f_mapping); @@ -1059,7 +1060,7 @@ static int find_and_lock_cache_page(struct nfs_readdir_descriptor *desc) res = nfs_readdir_search_array(desc); if (res == 0) return 0; - nfs_readdir_page_unlock_and_put_cached(desc); + nfs_readdir_folio_unlock_and_put_cached(desc); return res; } @@ -1087,7 +1088,7 @@ static void nfs_do_filldir(struct nfs_readdir_descriptor *desc, unsigned int i; bool first_emit = !desc->dir_cookie; - array = kmap_local_page(desc->page); + array = kmap_local_folio(desc->folio, 0); for (i = desc->cache_entry_index; i < array->size; i++) { struct nfs_cache_array_entry *ent; @@ -1136,7 +1137,7 @@ static void nfs_do_filldir(struct nfs_readdir_descriptor *desc, */ static int uncached_readdir(struct nfs_readdir_descriptor *desc) { - struct page **arrays; + struct folio **arrays; size_t i, sz = 512; __be32 verf[NFS_DIR_VERIFIER_SIZE]; int status = -ENOMEM; @@ -1147,14 +1148,14 @@ static int uncached_readdir(struct nfs_readdir_descriptor *desc) arrays = kcalloc(sz, sizeof(*arrays), GFP_KERNEL); if (!arrays) goto out; - arrays[0] = nfs_readdir_page_array_alloc(desc->dir_cookie, GFP_KERNEL); + arrays[0] = page_folio(nfs_readdir_page_array_alloc(desc->dir_cookie, GFP_KERNEL)); if (!arrays[0]) goto out; - desc->page_index = 0; + desc->folio_index = 0; desc->cache_entry_index = 0; desc->last_cookie = desc->dir_cookie; - desc->page_index_max = 0; + desc->folio_index_max = 0; trace_nfs_readdir_uncached(desc->file, desc->verf, desc->last_cookie, -1, desc->dtsize); @@ -1166,10 +1167,10 @@ static int uncached_readdir(struct nfs_readdir_descriptor *desc) } for (i = 0; !desc->eob && i < sz && arrays[i]; i++) { - desc->page = arrays[i]; + desc->folio = arrays[i]; nfs_do_filldir(desc, verf); } - desc->page = NULL; + desc->folio = NULL; /* * Grow the dtsize if we have to go back for more pages, @@ -1179,16 +1180,16 @@ static int uncached_readdir(struct nfs_readdir_descriptor *desc) if (!desc->eob) nfs_grow_dtsize(desc); else if (desc->buffer_fills == 1 && - i < (desc->page_index_max >> 1)) + i < (desc->folio_index_max >> 1)) nfs_shrink_dtsize(desc); } out_free: for (i = 0; i < sz && arrays[i]; i++) - nfs_readdir_page_array_free(arrays[i]); + nfs_readdir_page_array_free(folio_page(arrays[i], 0)); out: if (!nfs_readdir_use_cookie(desc->file)) nfs_readdir_rewind_search(desc); - desc->page_index_max = -1; + desc->folio_index_max = -1; kfree(arrays); dfprintk(DIRCACHE, "NFS: %s: returns %d\n", __func__, status); return status; @@ -1240,11 +1241,11 @@ static int nfs_readdir(struct file *file, struct dir_context *ctx) goto out; desc->file = file; desc->ctx = ctx; - desc->page_index_max = -1; + desc->folio_index_max = -1; spin_lock(&file->f_lock); desc->dir_cookie = dir_ctx->dir_cookie; - desc->page_index = dir_ctx->page_index; + desc->folio_index = dir_ctx->page_index; desc->last_cookie = dir_ctx->last_cookie; desc->attr_gencount = dir_ctx->attr_gencount; desc->eof = dir_ctx->eof; @@ -1291,8 +1292,8 @@ static int nfs_readdir(struct file *file, struct dir_context *ctx) break; nfs_do_filldir(desc, nfsi->cookieverf); - nfs_readdir_page_unlock_and_put_cached(desc); - if (desc->page_index == desc->page_index_max) + nfs_readdir_folio_unlock_and_put_cached(desc); + if (desc->folio_index == desc->folio_index_max) desc->clear_cache = force_clear; } while (!desc->eob && !desc->eof); @@ -1300,7 +1301,7 @@ static int nfs_readdir(struct file *file, struct dir_context *ctx) dir_ctx->dir_cookie = desc->dir_cookie; dir_ctx->last_cookie = desc->last_cookie; dir_ctx->attr_gencount = desc->attr_gencount; - dir_ctx->page_index = desc->page_index; + dir_ctx->page_index = desc->folio_index; dir_ctx->force_clear = force_clear; dir_ctx->eof = desc->eof; dir_ctx->dtsize = desc->dtsize;