From: Chuck Lever <chuck.lever@oracle.com>
Date: Thu, 31 Oct 2024 13:40:02 +0000 (-0400)
Subject: NFSD: Add a tracepoint to record canceled async COPY operations
X-Git-Tag: v6.13-rc1~76^2~10
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=a4452e661bc8ee56b2a893df6f523607c63f6de8;p=thirdparty%2Fkernel%2Flinux.git

NFSD: Add a tracepoint to record canceled async COPY operations

Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
---

diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index 94cc7b2ac385f..ca383ebc17907 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -1287,6 +1287,7 @@ static void nfs4_put_copy(struct nfsd4_copy *copy)
 
 static void nfsd4_stop_copy(struct nfsd4_copy *copy)
 {
+	trace_nfsd_copy_async_cancel(copy);
 	if (!test_and_set_bit(NFSD4_COPY_F_STOPPED, &copy->cp_flags))
 		kthread_stop(copy->copy_task);
 	nfs4_put_copy(copy);
diff --git a/fs/nfsd/trace.h b/fs/nfsd/trace.h
index f318898cfc316..6b7bf8129e491 100644
--- a/fs/nfsd/trace.h
+++ b/fs/nfsd/trace.h
@@ -2244,7 +2244,7 @@ TRACE_EVENT(nfsd_copy_done,
 	)
 );
 
-TRACE_EVENT(nfsd_copy_async_done,
+DECLARE_EVENT_CLASS(nfsd_copy_async_done_class,
 	TP_PROTO(
 		const struct nfsd4_copy *copy
 	),
@@ -2313,6 +2313,15 @@ TRACE_EVENT(nfsd_copy_async_done,
 	)
 );
 
+#define DEFINE_COPY_ASYNC_DONE_EVENT(name)		\
+DEFINE_EVENT(nfsd_copy_async_done_class,		\
+	nfsd_copy_async_##name,				\
+	TP_PROTO(const struct nfsd4_copy *copy),	\
+	TP_ARGS(copy))
+
+DEFINE_COPY_ASYNC_DONE_EVENT(done);
+DEFINE_COPY_ASYNC_DONE_EVENT(cancel);
+
 #endif /* _NFSD_TRACE_H */
 
 #undef TRACE_INCLUDE_PATH