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authorYue Hu <huyue2@coolpad.com>2022-04-07 19:02:39 +0800
committerDavid Howells <dhowells@redhat.com>2022-04-08 23:54:37 +0100
commit5d3d5b9645b53691b2eee7607cf995bcfae46dd0 (patch)
treec414cce000cb8b07324780ddd04ce74a824ae1da /Documentation
parentc54eead2a66914a36b4a9ea5bbeb95a768307cba (diff)
docs: filesystems: caching/backend-api.rst: fix an object withdrawn API
There's no fscache_are_objects_withdrawn() helper at all to test if cookie withdrawal is completed currently. The cache backend is using fscache_wait_for_objects() to wait all objects to be withdrawn. Signed-off-by: Yue Hu <huyue2@coolpad.com> Signed-off-by: David Howells <dhowells@redhat.com> cc: linux-cachefs@redhat.com Link: https://listman.redhat.com/archives/linux-cachefs/2022-April/006705.html # v1
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/filesystems/caching/backend-api.rst4
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/filesystems/caching/backend-api.rst b/Documentation/filesystems/caching/backend-api.rst
index d7b2df5fd607..d7507becf674 100644
--- a/Documentation/filesystems/caching/backend-api.rst
+++ b/Documentation/filesystems/caching/backend-api.rst
@@ -110,9 +110,9 @@ to withdraw them, calling::
on the cookie that each object belongs to. This schedules the specified cookie
for withdrawal. This gets offloaded to a workqueue. The cache backend can
-test for completion by calling::
+wait for completion by calling::
- bool fscache_are_objects_withdrawn(struct fscache_cookie *cache);
+ void fscache_wait_for_objects(struct fscache_cache *cache);
Once all the cookies are withdrawn, a cache backend can withdraw all the
volumes, calling::