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authorDavid Howells <dhowells@redhat.com>2013-05-10 19:50:26 +0100
committerDavid Howells <dhowells@redhat.com>2013-06-19 14:16:47 +0100
commit493f7bc11457bc1f6fbf25a4b2bdf215ebaf050f (patch)
treea301ea64293effa2f31e5a1451ca740504f3f4e4 /fs/fscache/object.c
parent610be24ee434aa89197f06f30fef02be83c006a5 (diff)
downloadlinux-493f7bc11457bc1f6fbf25a4b2bdf215ebaf050f.tar.bz2
FS-Cache: Wrap checks on object state
Wrap checks on object state (mostly outside of fs/fscache/object.c) with inline functions so that the mechanism can be replaced. Some of the state checks within object.c are left as-is as they will be replaced. Signed-off-by: David Howells <dhowells@redhat.com> Tested-By: Milosz Tanski <milosz@adfin.com> Acked-by: Jeff Layton <jlayton@redhat.com>
Diffstat (limited to 'fs/fscache/object.c')
-rw-r--r--fs/fscache/object.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/fscache/object.c b/fs/fscache/object.c
index 0133699f74ee..863f6873c0f0 100644
--- a/fs/fscache/object.c
+++ b/fs/fscache/object.c
@@ -457,10 +457,10 @@ static void fscache_initialise_object(struct fscache_object *object)
spin_lock_nested(&parent->lock, 1);
_debug("parent %s", fscache_object_states[parent->state]);
- if (parent->state >= FSCACHE_OBJECT_DYING) {
+ if (fscache_object_is_dying(parent)) {
_debug("bad parent");
set_bit(FSCACHE_OBJECT_EV_WITHDRAW, &object->events);
- } else if (parent->state < FSCACHE_OBJECT_AVAILABLE) {
+ } else if (!fscache_object_is_available(parent)) {
_debug("wait");
/* we may get woken up in this state by child objects
@@ -517,9 +517,9 @@ static void fscache_lookup_object(struct fscache_object *object)
ASSERTCMP(parent->n_obj_ops, >, 0);
/* make sure the parent is still available */
- ASSERTCMP(parent->state, >=, FSCACHE_OBJECT_AVAILABLE);
+ ASSERT(fscache_object_is_available(parent));
- if (parent->state >= FSCACHE_OBJECT_DYING ||
+ if (fscache_object_is_dying(parent) ||
test_bit(FSCACHE_IOERROR, &object->cache->flags)) {
_debug("unavailable");
set_bit(FSCACHE_OBJECT_EV_WITHDRAW, &object->events);