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| author | David Howells <dhowells@redhat.com> | 2022-02-25 11:19:14 +0000 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2023-12-24 15:08:50 +0000 |
| commit | 5f5ce7ba15e7e6a6539ac8e1f845757aaebecf0d (patch) | |
| tree | 756df4a62710948cc09d95183dc6f58f770a7432 | |
| parent | cc3cb0a18da46a51d9fc173155576ba1d068e536 (diff) | |
| download | linux-5f5ce7ba15e7e6a6539ac8e1f845757aaebecf0d.tar.gz linux-5f5ce7ba15e7e6a6539ac8e1f845757aaebecf0d.tar.bz2 linux-5f5ce7ba15e7e6a6539ac8e1f845757aaebecf0d.zip | |
netfs: Add a ->free_subrequest() op
Add a ->free_subrequest() op so that the netfs can clean up data attached
to a subrequest.
Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
cc: linux-cachefs@redhat.com
cc: linux-fsdevel@vger.kernel.org
cc: linux-mm@kvack.org
| -rw-r--r-- | fs/netfs/objects.c | 2 | ||||
| -rw-r--r-- | include/linux/netfs.h | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/fs/netfs/objects.c b/fs/netfs/objects.c index c4229c5f3f54..1bd20bdad983 100644 --- a/fs/netfs/objects.c +++ b/fs/netfs/objects.c @@ -145,6 +145,8 @@ static void netfs_free_subrequest(struct netfs_io_subrequest *subreq, struct netfs_io_request *rreq = subreq->rreq; trace_netfs_sreq(subreq, netfs_sreq_trace_free); + if (rreq->netfs_ops->free_subrequest) + rreq->netfs_ops->free_subrequest(subreq); kfree(subreq); netfs_stat_d(&netfs_n_rh_sreq); netfs_put_request(rreq, was_async, netfs_rreq_trace_put_subreq); diff --git a/include/linux/netfs.h b/include/linux/netfs.h index d6f27000eeb0..06f57d9d09f6 100644 --- a/include/linux/netfs.h +++ b/include/linux/netfs.h @@ -214,6 +214,7 @@ struct netfs_request_ops { unsigned int io_subrequest_size; /* Alloc size for netfs_io_subrequest struct */ int (*init_request)(struct netfs_io_request *rreq, struct file *file); void (*free_request)(struct netfs_io_request *rreq); + void (*free_subrequest)(struct netfs_io_subrequest *rreq); void (*expand_readahead)(struct netfs_io_request *rreq); bool (*clamp_length)(struct netfs_io_subrequest *subreq); |