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nfsd: Add a tracepoint for errors in nfsd4_clone_file_range()

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[ Upstream commit a2f4c3fa4db94ba44d32a72201927cfd132a8e82 ]

Since a clone error commit can cause the boot verifier to change,
we should trace those errors.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
[ cel: Addressed a checkpatch.pl splat in fs/nfsd/vfs.h ]
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Trond Myklebust
2021-12-18 20:38:00 -05:00
committed by Greg Kroah-Hartman
parent 45ef8b7aea
commit 306d2c1c08
4 changed files with 69 additions and 4 deletions
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3
fs/nfsd/vfs.h
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@@ -57,7 +57,8 @@ __be32 nfsd4_set_nfs4_label(struct svc_rqst *, struct svc_fh *,
struct xdr_netobj *);
__be32 nfsd4_vfs_fallocate(struct svc_rqst *, struct svc_fh *,
struct file *, loff_t, loff_t, int);
__be32 nfsd4_clone_file_range(struct nfsd_file *nf_src, u64 src_pos,
__be32 nfsd4_clone_file_range(struct svc_rqst *rqstp,
struct nfsd_file *nf_src, u64 src_pos,
struct nfsd_file *nf_dst, u64 dst_pos,
u64 count, bool sync);
#endif /* CONFIG_NFSD_V4 */