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also feed getdents/readdir data to KTRACE

This commit is contained in:
drochner 2003-09-02 12:31:35 +00:00
parent ae48f024f8
commit 98cfd7bc8b
1 changed files with 14 additions and 2 deletions
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16
sys/kern/vfs_syscalls.c
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@ -1,4 +1,4 @@
/* $NetBSD: vfs_syscalls.c,v 1.191 2003/08/07 16:32:03 agc Exp $ */ /* $NetBSD: vfs_syscalls.c,v 1.192 2003/09/02 12:31:35 drochner Exp $ */
/* /*
* Copyright (c) 1989, 1993 * Copyright (c) 1989, 1993
@ -37,10 +37,11 @@
*/ */
#include <sys/cdefs.h> #include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls.c,v 1.191 2003/08/07 16:32:03 agc Exp $"); __KERNEL_RCSID(0, "$NetBSD: vfs_syscalls.c,v 1.192 2003/09/02 12:31:35 drochner Exp $");
#include "opt_compat_netbsd.h" #include "opt_compat_netbsd.h"
#include "opt_compat_43.h" #include "opt_compat_43.h"
#include "opt_ktrace.h"
#include <sys/param.h> #include <sys/param.h>
#include <sys/systm.h> #include <sys/systm.h>
@ -58,6 +59,9 @@ __KERNEL_RCSID(0, "$NetBSD: vfs_syscalls.c,v 1.191 2003/08/07 16:32:03 agc Exp $
#include <sys/sysctl.h> #include <sys/sysctl.h>
#include <sys/sa.h> #include <sys/sa.h>
#include <sys/syscallargs.h> #include <sys/syscallargs.h>
#ifdef KTRACE
#include <sys/ktrace.h>
#endif
#include <miscfs/genfs/genfs.h> #include <miscfs/genfs/genfs.h>
#include <miscfs/syncfs/syncfs.h> #include <miscfs/syncfs/syncfs.h>
@ -3149,6 +3153,14 @@ sys_getdents(l, v, retval)
} }
error = vn_readdir(fp, SCARG(uap, buf), UIO_USERSPACE, error = vn_readdir(fp, SCARG(uap, buf), UIO_USERSPACE,
SCARG(uap, count), &done, p, 0, 0); SCARG(uap, count), &done, p, 0, 0);
#ifdef KTRACE
if (!error && KTRPOINT(p, KTR_GENIO)) {
struct iovec iov;
iov.iov_base = SCARG(uap, buf);
iov.iov_len = done;
ktrgenio(p, SCARG(uap, fd), UIO_READ, &iov, done, 0);
}
#endif
*retval = done; *retval = done;
out: out:
FILE_UNUSE(fp, p); FILE_UNUSE(fp, p);