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authorTrond Myklebust <trondmy@gmail.com>2020-03-01 18:21:40 -0500
committerChuck Lever <chuck.lever@oracle.com>2020-03-16 12:04:33 -0400
commitcf749f3cc734c459e835bb1cbfcadbce3c03291c (patch)
tree2fdb42464c72e4d7b45c88e8470f213bb41aab1b /fs/nfsd/export.c
parentf01274a9335307eca729b5d12609976afcf21530 (diff)
nfsd: Add tracepoints for exp_find_key() and exp_get_by_name()
Add tracepoints for upcalls. Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'fs/nfsd/export.c')
-rw-r--r--fs/nfsd/export.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c
index 15422c951fd1..e867db0bb380 100644
--- a/fs/nfsd/export.c
+++ b/fs/nfsd/export.c
@@ -23,6 +23,7 @@
#include "netns.h"
#include "pnfs.h"
#include "filecache.h"
+#include "trace.h"
#define NFSDDBG_FACILITY NFSDDBG_EXPORT
@@ -832,8 +833,10 @@ exp_find_key(struct cache_detail *cd, struct auth_domain *clp, int fsid_type,
if (ek == NULL)
return ERR_PTR(-ENOMEM);
err = cache_check(cd, &ek->h, reqp);
- if (err)
+ if (err) {
+ trace_nfsd_exp_find_key(&key, err);
return ERR_PTR(err);
+ }
return ek;
}
@@ -855,8 +858,10 @@ exp_get_by_name(struct cache_detail *cd, struct auth_domain *clp,
if (exp == NULL)
return ERR_PTR(-ENOMEM);
err = cache_check(cd, &exp->h, reqp);
- if (err)
+ if (err) {
+ trace_nfsd_exp_get_by_name(&key, err);
return ERR_PTR(err);
+ }
return exp;
}