diff options
Diffstat (limited to 'sys/nfsclient')
| -rw-r--r-- | sys/nfsclient/nfs_krpc.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/sys/nfsclient/nfs_krpc.c b/sys/nfsclient/nfs_krpc.c index ce6a87b..8f3f124 100644 --- a/sys/nfsclient/nfs_krpc.c +++ b/sys/nfsclient/nfs_krpc.c @@ -40,6 +40,7 @@ __FBSDID("$FreeBSD$"); */ #include "opt_inet6.h" +#include "opt_kdtrace.h" #include "opt_kgssapi.h" #include <sys/param.h> @@ -73,6 +74,25 @@ __FBSDID("$FreeBSD$"); #ifndef NFS_LEGACYRPC +#ifdef KDTRACE_HOOKS +#include <sys/dtrace_bsd.h> + +dtrace_nfsclient_nfs23_start_probe_func_t + dtrace_nfsclient_nfs23_start_probe; + +dtrace_nfsclient_nfs23_done_probe_func_t + dtrace_nfsclient_nfs23_done_probe; + +/* + * Registered probes by RPC type. + */ +uint32_t nfsclient_nfs2_start_probes[NFS_NPROCS]; +uint32_t nfsclient_nfs2_done_probes[NFS_NPROCS]; + +uint32_t nfsclient_nfs3_start_probes[NFS_NPROCS]; +uint32_t nfsclient_nfs3_done_probes[NFS_NPROCS]; +#endif + static int nfs_realign_test; static int nfs_realign_count; static int nfs_bufpackets = 4; @@ -468,6 +488,25 @@ nfs_request(struct vnode *vp, struct mbuf *mreq, int procnum, ext.rc_timers = NULL; } +#ifdef KDTRACE_HOOKS + if (dtrace_nfsclient_nfs23_start_probe != NULL) { + uint32_t probe_id; + int probe_procnum; + + if (nmp->nm_flag & NFSMNT_NFSV3) { + probe_id = nfsclient_nfs3_start_probes[procnum]; + probe_procnum = procnum; + } else { + probe_id = nfsclient_nfs2_start_probes[procnum]; + probe_procnum = (nmp->nm_flag & NFSMNT_NFSV3) ? + procnum : nfsv2_procid[procnum]; + } + if (probe_id != 0) + (dtrace_nfsclient_nfs23_start_probe)(probe_id, vp, + mreq, cred, probe_procnum); + } +#endif + nfsstats.rpcrequests++; tryagain: timo.tv_sec = nmp->nm_timeo / NFS_HZ; @@ -535,6 +574,24 @@ tryagain: goto nfsmout; } +#ifdef KDTRACE_HOOKS + if (dtrace_nfsclient_nfs23_done_probe != NULL) { + uint32_t probe_id; + int probe_procnum; + + if (nmp->nm_flag & NFSMNT_NFSV3) { + probe_id = nfsclient_nfs3_done_probes[procnum]; + probe_procnum = procnum; + } else { + probe_id = nfsclient_nfs2_done_probes[procnum]; + probe_procnum = (nmp->nm_flag & NFSMNT_NFSV3) ? + procnum : nfsv2_procid[procnum]; + } + if (probe_id != 0) + (dtrace_nfsclient_nfs23_done_probe)(probe_id, vp, + mreq, cred, probe_procnum, 0); + } +#endif m_freem(mreq); *mrp = mrep; *mdp = md; @@ -543,6 +600,24 @@ tryagain: return (0); nfsmout: +#ifdef KDTRACE_HOOKS + if (dtrace_nfsclient_nfs23_done_probe != NULL) { + uint32_t probe_id; + int probe_procnum; + + if (nmp->nm_flag & NFSMNT_NFSV3) { + probe_id = nfsclient_nfs3_done_probes[procnum]; + probe_procnum = procnum; + } else { + probe_id = nfsclient_nfs2_done_probes[procnum]; + probe_procnum = (nmp->nm_flag & NFSMNT_NFSV3) ? + procnum : nfsv2_procid[procnum]; + } + if (probe_id != 0) + (dtrace_nfsclient_nfs23_done_probe)(probe_id, vp, + mreq, cred, probe_procnum, error); + } +#endif m_freem(mreq); if (auth) AUTH_DESTROY(auth); |
