diff options
| author | David Howells <dhowells@redhat.com> | 2022-02-17 21:13:05 +0000 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2022-03-18 09:24:00 +0000 |
| commit | de74023befa1876f64bc5871a2a4a51850517118 (patch) | |
| tree | 2954b4d28282d5b8c9468e6d6433f2281ce286c3 /fs/netfs/internal.h | |
| parent | 18b3ff9fe8b857557fd02bfae0d91834b2c380ca (diff) | |
| download | linux-de74023befa1876f64bc5871a2a4a51850517118.tar.gz linux-de74023befa1876f64bc5871a2a4a51850517118.tar.bz2 linux-de74023befa1876f64bc5871a2a4a51850517118.zip | |
netfs: Trace refcounting on the netfs_io_request struct
Add refcount tracing for the netfs_io_request structure.
Changes
=======
ver #3)
- Switch 'W=' to 'R=' in the traceline to match other request debug IDs.
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/164622997668.3564931.14456171619219324968.stgit@warthog.procyon.org.uk/ # v1
Link: https://lore.kernel.org/r/164678200943.1200972.7241495532327787765.stgit@warthog.procyon.org.uk/ # v2
Link: https://lore.kernel.org/r/164692900920.2099075.11847712419940675791.stgit@warthog.procyon.org.uk/ # v3
Diffstat (limited to 'fs/netfs/internal.h')
| -rw-r--r-- | fs/netfs/internal.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/fs/netfs/internal.h b/fs/netfs/internal.h index cf7a3ddb16a4..89b02357500d 100644 --- a/fs/netfs/internal.h +++ b/fs/netfs/internal.h @@ -20,13 +20,20 @@ struct netfs_io_request *netfs_alloc_request(const struct netfs_request_ops *ops, void *netfs_priv, struct file *file); -void netfs_get_request(struct netfs_io_request *rreq); +void netfs_get_request(struct netfs_io_request *rreq, enum netfs_rreq_ref_trace what); void netfs_clear_subrequests(struct netfs_io_request *rreq, bool was_async); -void netfs_put_request(struct netfs_io_request *rreq, bool was_async); +void netfs_put_request(struct netfs_io_request *rreq, bool was_async, + enum netfs_rreq_ref_trace what); struct netfs_io_subrequest *netfs_alloc_subrequest(struct netfs_io_request *rreq); void netfs_put_subrequest(struct netfs_io_subrequest *subreq, bool was_async); void netfs_get_subrequest(struct netfs_io_subrequest *subreq); +static inline void netfs_see_request(struct netfs_io_request *rreq, + enum netfs_rreq_ref_trace what) +{ + trace_netfs_rreq_ref(rreq->debug_id, refcount_read(&rreq->ref), what); +} + /* * read_helper.c */ |