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Message-Id: <20180313132639.17387-7-willy@infradead.org>
Date: Tue, 13 Mar 2018 06:25:44 -0700
From: Matthew Wilcox <willy@...radead.org>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: Matthew Wilcox <mawilcox@...rosoft.com>,
linux-kernel@...r.kernel.org, linux-mm@...ck.org,
linux-fsdevel@...r.kernel.org,
Ryusuke Konishi <konishi.ryusuke@....ntt.co.jp>,
linux-nilfs@...r.kernel.org
Subject: [PATCH v9 06/61] fscache: Use appropriate radix tree accessors
From: Matthew Wilcox <mawilcox@...rosoft.com>
Don't open-code accesses to data structure internals.
Signed-off-by: Matthew Wilcox <mawilcox@...rosoft.com>
Reviewed-by: Jeff Layton <jlayton@...hat.com>
---
fs/fscache/cookie.c | 2 +-
fs/fscache/object.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/fscache/cookie.c b/fs/fscache/cookie.c
index ff84258132bb..e9054e0c1a49 100644
--- a/fs/fscache/cookie.c
+++ b/fs/fscache/cookie.c
@@ -608,7 +608,7 @@ void __fscache_relinquish_cookie(struct fscache_cookie *cookie, bool retire)
/* Clear pointers back to the netfs */
cookie->netfs_data = NULL;
cookie->def = NULL;
- BUG_ON(cookie->stores.rnode);
+ BUG_ON(!radix_tree_empty(&cookie->stores));
if (cookie->parent) {
ASSERTCMP(atomic_read(&cookie->parent->usage), >, 0);
diff --git a/fs/fscache/object.c b/fs/fscache/object.c
index 7a182c87f378..aa0e71f02c33 100644
--- a/fs/fscache/object.c
+++ b/fs/fscache/object.c
@@ -956,7 +956,7 @@ static const struct fscache_state *_fscache_invalidate_object(struct fscache_obj
* retire the object instead.
*/
if (!fscache_use_cookie(object)) {
- ASSERT(object->cookie->stores.rnode == NULL);
+ ASSERT(radix_tree_empty(&object->cookie->stores));
set_bit(FSCACHE_OBJECT_RETIRED, &object->flags);
_leave(" [no cookie]");
return transit_to(KILL_OBJECT);
--
2.16.1
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