From: David Howells <dhowells@xxxxxxxxxx>
commit a07d38afd15281c42613943a9a715c3ba07c21e6 upstream.
A network filesystem needs to implement a netfslib hook to invalidate
fscache if it's to be able to use the cache.
Fix cifs to implement the cache invalidation hook.
Signed-off-by: David Howells <dhowells@xxxxxxxxxx>
Reviewed-by: Paulo Alcantara (Red Hat) <pc@xxxxxxxxxxxxx>
cc: Jeff Layton <jlayton@xxxxxxxxxx>
cc: linux-cifs@xxxxxxxxxxxxxxx
cc: netfs@xxxxxxxxxxxxxxx
cc: linux-fsdevel@xxxxxxxxxxxxxxx
Cc: stable@xxxxxxxxxxxxxxx
Fixes: 3ee1a1fc3981 ("cifs: Cut over to using netfslib")
Signed-off-by: Steve French <stfrench@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/smb/client/file.c | 6 ++++++
1 file changed, 6 insertions(+)
--- a/fs/smb/client/file.c
+++ b/fs/smb/client/file.c
@@ -123,6 +123,11 @@ fail:
goto out;
}
+static void cifs_netfs_invalidate_cache(struct netfs_io_request *wreq)
+{
+ cifs_invalidate_cache(wreq->inode, 0);
+}
+
/*
* Split the read up according to how many credits we can get for each piece.
* It's okay to sleep here if we need to wait for more credit to become
@@ -307,6 +312,7 @@ const struct netfs_request_ops cifs_req_
.begin_writeback = cifs_begin_writeback,
.prepare_write = cifs_prepare_write,
.issue_write = cifs_issue_write,
+ .invalidate_cache = cifs_netfs_invalidate_cache,
};
/*
Patches currently in stable-queue which might be from dhowells@xxxxxxxxxx are
queue-6.10/cifs-fix-server-re-repick-on-subrequest-retry.patch
queue-6.10/cifs-fix-setting-of-zero_point-after-dio-write.patch
queue-6.10/cifs-fix-missing-error-code-set.patch
queue-6.10/cifs-fix-missing-fscache-invalidation.patch
