diff options
Diffstat (limited to 'fs/fuse/file.c')
| -rw-r--r-- | fs/fuse/file.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/fs/fuse/file.c b/fs/fuse/file.c index bd62be510a94..8b9c5ab0abc0 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -655,7 +655,8 @@ static void fuse_release_user_pages(struct fuse_args_pages *ap, for (i = 0; i < ap->num_pages; i++) { if (should_dirty) set_page_dirty_lock(ap->pages[i]); - put_page(ap->pages[i]); + if (ap->args.is_pinned) + unpin_user_page(ap->pages[i]); } } @@ -1495,10 +1496,13 @@ static int fuse_get_user_pages(struct fuse_args_pages *ap, struct iov_iter *ii, while (nbytes < *nbytesp && ap->num_pages < max_pages) { unsigned npages; size_t start; - ret = iov_iter_get_pages2(ii, &ap->pages[ap->num_pages], - *nbytesp - nbytes, - max_pages - ap->num_pages, - &start); + struct page **pt_pages; + + pt_pages = &ap->pages[ap->num_pages]; + ret = iov_iter_extract_pages(ii, &pt_pages, + *nbytesp - nbytes, + max_pages - ap->num_pages, + 0, &start); if (ret < 0) break; @@ -1515,6 +1519,7 @@ static int fuse_get_user_pages(struct fuse_args_pages *ap, struct iov_iter *ii, (PAGE_SIZE - ret) & (PAGE_SIZE - 1); } + ap->args.is_pinned = iov_iter_extract_will_pin(ii); ap->args.user_pages = true; if (write) ap->args.in_pages = true; |