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authorDavid Howells <dhowells@redhat.com>2022-03-04 13:34:27 +0300
committerDavid Howells <dhowells@redhat.com>2023-12-24 18:08:49 +0300
commit87b57a048964abfd5f3d8b79bc55687327f5a380 (patch)
treeda96f2d7790757766f978f6fe3322a127b25af1f /fs/netfs/objects.c
parentc9c4ff12df110feb1b91951010f673f4b16e49e8 (diff)
downloadlinux-87b57a048964abfd5f3d8b79bc55687327f5a380.tar.xz
netfs: Add a procfile to list in-progress requests
Add a procfile, /proc/fs/netfs/requests, to list in-progress netfslib I/O requests. Signed-off-by: David Howells <dhowells@redhat.com> cc: Jeff Layton <jlayton@kernel.org> cc: linux-cachefs@redhat.com cc: linux-fsdevel@vger.kernel.org cc: linux-mm@kvack.org
Diffstat (limited to 'fs/netfs/objects.c')
-rw-r--r--fs/netfs/objects.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/netfs/objects.c b/fs/netfs/objects.c
index e17cdf53f6a7..85f428fc52e6 100644
--- a/fs/netfs/objects.c
+++ b/fs/netfs/objects.c
@@ -45,6 +45,7 @@ struct netfs_io_request *netfs_alloc_request(struct address_space *mapping,
}
}
+ netfs_proc_add_rreq(rreq);
netfs_stat(&netfs_n_rh_rreq);
return rreq;
}
@@ -76,12 +77,13 @@ static void netfs_free_request(struct work_struct *work)
container_of(work, struct netfs_io_request, work);
trace_netfs_rreq(rreq, netfs_rreq_trace_free);
+ netfs_proc_del_rreq(rreq);
netfs_clear_subrequests(rreq, false);
if (rreq->netfs_ops->free_request)
rreq->netfs_ops->free_request(rreq);
if (rreq->cache_resources.ops)
rreq->cache_resources.ops->end_operation(&rreq->cache_resources);
- kfree(rreq);
+ kfree_rcu(rreq, rcu);
netfs_stat_d(&netfs_n_rh_rreq);
}