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| author |   Jeffle Xu <jefflexu@linux.alibaba.com> | 2021-12-28 20:44:19 +0800 |
|---|---|---|
| committer |   David Howells <dhowells@redhat.com> | 2022-01-21 21:36:28 +0000 |
| commit | cef0223191452b3c493a1070baad9ffe806babac (patch) | |
| tree | 9b9564268738c32273f3654c1a2364cc04dc21e5 /fs/ceph | |
| parent | fscache: Add a comment explaining how page-release optimisation works (diff) | |
| download | linux-dev-cef0223191452b3c493a1070baad9ffe806babac.tar.xz linux-dev-cef0223191452b3c493a1070baad9ffe806babac.zip | |
netfs: Make ops->init_rreq() optional
Make the ops->init_rreq() callback optional. This isn't required for the
erofs changes I'm implementing to do on-demand read through fscache[1].
Further, ceph has an empty init_rreq method that can then be removed and
it's marked optional in the documentation.
Signed-off-by: Jeffle Xu <jefflexu@linux.alibaba.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
cc: linux-cachefs@redhat.com
Link: https://lore.kernel.org/r/20211227125444.21187-1-jefflexu@linux.alibaba.com/ [1]
Link: https://lore.kernel.org/r/20211228124419.103020-1-jefflexu@linux.alibaba.com
Link: https://lore.kernel.org/r/164251410387.3435901.2504600788262093313.stgit@warthog.procyon.org.uk/ # v1
Diffstat (limited to 'fs/ceph')
| -rw-r--r-- | fs/ceph/addr.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c index b3d9459c9bbd..c98e5238a1b6 100644 --- a/fs/ceph/addr.c +++ b/fs/ceph/addr.c @@ -297,10 +297,6 @@ out: dout("%s: result %d\n", __func__, err); } -static void ceph_init_rreq(struct netfs_read_request *rreq, struct file *file) -{ -} - static void ceph_readahead_cleanup(struct address_space *mapping, void *priv) { struct inode *inode = mapping->host; @@ -312,7 +308,6 @@ static void ceph_readahead_cleanup(struct address_space *mapping, void *priv) } static const struct netfs_read_request_ops ceph_netfs_read_ops = { - .init_rreq = ceph_init_rreq, .is_cache_enabled = ceph_is_cache_enabled, .begin_cache_operation = ceph_begin_cache_operation, .issue_op = ceph_netfs_issue_op, |