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| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2021-01-16 11:22:14 -0500 |
|---|---|---|
| committer | Matthew Wilcox (Oracle) <willy@infradead.org> | 2021-09-27 09:27:30 -0400 |
| commit | df4d4f12739495332e0d1f916ef4270f7d25d207 (patch) | |
| tree | 45449ec04f9280b0dc5d13ea72ae687248c7c842 /fs/cachefiles | |
| parent | 6974d7c977d77a9d51c8bc712425bfa1e552493e (diff) | |
| download | linux-df4d4f12739495332e0d1f916ef4270f7d25d207.tar.gz | |
mm/filemap: Convert page wait queues to be folios
Reinforce that page flags are actually in the head page by changing the
type from page to folio. Increases the size of cachefiles by two bytes,
but the kernel core is unchanged in size.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Acked-by: Jeff Layton <jlayton@kernel.org>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Reviewed-by: William Kucharski <william.kucharski@oracle.com>
Reviewed-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'fs/cachefiles')
| -rw-r--r-- | fs/cachefiles/rdwr.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/fs/cachefiles/rdwr.c b/fs/cachefiles/rdwr.c index 8ffc40e84a594..fcf4f3b729233 100644 --- a/fs/cachefiles/rdwr.c +++ b/fs/cachefiles/rdwr.c @@ -25,20 +25,20 @@ static int cachefiles_read_waiter(wait_queue_entry_t *wait, unsigned mode, struct cachefiles_object *object; struct fscache_retrieval *op = monitor->op; struct wait_page_key *key = _key; - struct page *page = wait->private; + struct folio *folio = wait->private; ASSERT(key); _enter("{%lu},%u,%d,{%p,%u}", monitor->netfs_page->index, mode, sync, - key->page, key->bit_nr); + key->folio, key->bit_nr); - if (key->page != page || key->bit_nr != PG_locked) + if (key->folio != folio || key->bit_nr != PG_locked) return 0; - _debug("--- monitor %p %lx ---", page, page->flags); + _debug("--- monitor %p %lx ---", folio, folio->flags); - if (!PageUptodate(page) && !PageError(page)) { + if (!folio_test_uptodate(folio) && !folio_test_error(folio)) { /* unlocked, not uptodate and not erronous? */ _debug("page probably truncated"); } @@ -107,7 +107,7 @@ static int cachefiles_read_reissue(struct cachefiles_object *object, put_page(backpage2); INIT_LIST_HEAD(&monitor->op_link); - add_page_wait_queue(backpage, &monitor->monitor); + folio_add_wait_queue(page_folio(backpage), &monitor->monitor); if (trylock_page(backpage)) { ret = -EIO; @@ -294,7 +294,7 @@ monitor_backing_page: get_page(backpage); monitor->back_page = backpage; monitor->monitor.private = backpage; - add_page_wait_queue(backpage, &monitor->monitor); + folio_add_wait_queue(page_folio(backpage), &monitor->monitor); monitor = NULL; /* but the page may have been read before the monitor was installed, so @@ -548,7 +548,7 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object, get_page(backpage); monitor->back_page = backpage; monitor->monitor.private = backpage; - add_page_wait_queue(backpage, &monitor->monitor); + folio_add_wait_queue(page_folio(backpage), &monitor->monitor); monitor = NULL; /* but the page may have been read before the monitor was |