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nfsd: Add tracepoints for exp_find_key() and exp_get_by_name()

Browse source 
Add tracepoints for upcalls.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Trond Myklebust 2020-03-01 18:21:40 -05:00 • committed by Chuck Lever
parent f01274a933
commit cf749f3cc7
2 changed files with 53 additions and 2 deletions
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9
fs/nfsd/export.c
View file

@ -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;
}