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March 17, 2014 13:28
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diff --git a/test/debug/vnodeinfo.c b/test/debug/vnodeinfo.c | |
index 41f88c4..6335c23 100644 | |
--- a/test/debug/vnodeinfo.c | |
+++ b/test/debug/vnodeinfo.c | |
@@ -9,14 +9,14 @@ | |
* | |
* | |
* Copyright (c) 2004 The DragonFly Project. All rights reserved. | |
- * | |
+ * | |
* This code is derived from software contributed to The DragonFly Project | |
* by Matthew Dillon <dillon@backplane.com> | |
- * | |
+ * | |
* Redistribution and use in source and binary forms, with or without | |
* modification, are permitted provided that the following conditions | |
* are met: | |
- * | |
+ * | |
* 1. Redistributions of source code must retain the above copyright | |
* notice, this list of conditions and the following disclaimer. | |
* 2. Redistributions in binary form must reproduce the above copyright | |
@@ -26,7 +26,7 @@ | |
* 3. Neither the name of The DragonFly Project nor the names of its | |
* contributors may be used to endorse or promote products derived | |
* from this software without specific, prior written permission. | |
- * | |
+ * | |
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS | |
@@ -40,7 +40,6 @@ | |
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
* SUCH DAMAGE. | |
* | |
- * $DragonFly: src/test/debug/vnodeinfo.c,v 1.13 2007/05/06 20:45:01 dillon Exp $ | |
*/ | |
#define _KERNEL_STRUCTURES | |
@@ -62,6 +61,7 @@ | |
#include <vfs/ufs/quota.h> | |
#include <vfs/ufs/inode.h> | |
+#include <vfs/dirfs/dirfs.h> | |
#include <stdio.h> | |
#include <stdlib.h> | |
@@ -80,16 +80,26 @@ struct nlist Nl[] = { | |
static void kkread(kvm_t *kd, u_long addr, void *buf, size_t nbytes); | |
static struct mount *dumpmount(kvm_t *kd, struct mount *mp); | |
-static struct vnode *dumpvp(kvm_t *kd, struct vnode *vp, int whichlist); | |
+static struct vnode *dumpvp(kvm_t *kd, struct vnode *vp, int whichlist, char *vfc_name); | |
+static void dump_dirfs_node(kvm_t *kd, void *arg); | |
static void dumpbufs(kvm_t *kd, void *bufp, const char *id); | |
static void dumplocks(kvm_t *kd, struct lockf *lockf); | |
static void dumplockinfo(kvm_t *kd, struct lockf_range *item); | |
static int getobjpages(kvm_t *kd, struct vm_object *obj); | |
static int getobjvnpsize(kvm_t *kd, struct vm_object *obj); | |
+static const struct dump_private_data { | |
+ char vfc_name[MFSNAMELEN]; | |
+ void (*dumpfn)(kvm_t *, void *); | |
+} dumplist[] = { | |
+ { "dirfs", dump_dirfs_node }, | |
+ { "", NULL } | |
+}; | |
+ | |
int tracebufs = 0; | |
int tracelocks = 0; | |
int withnames = 0; | |
+int fsprivate = 0; | |
int | |
main(int ac, char **av) | |
@@ -102,8 +112,8 @@ main(int ac, char **av) | |
const char *corefile = NULL; | |
const char *sysfile = NULL; | |
- while ((ch = getopt(ac, av, "alnbM:N:")) != -1) { | |
- switch(ch) { | |
+ while ((ch = getopt(ac, av, "alnbM:N:p")) != -1) { | |
+ switch(ch) { | |
case 'b': | |
tracebufs = 1; | |
break; | |
@@ -117,15 +127,19 @@ main(int ac, char **av) | |
tracebufs = 1; | |
tracelocks = 1; | |
withnames = 1; | |
+ fsprivate = 1; | |
+ break; | |
+ case 'p': | |
+ fsprivate = 1; | |
break; | |
case 'M': | |
corefile = optarg; | |
break; | |
- case 'N': | |
+ case 'N': | |
sysfile = optarg; | |
- break; | |
- default: | |
- fprintf(stderr, "%s [-M core] [-N system]\n", av[0]); | |
+ break; | |
+ default: | |
+ fprintf(stderr, "%s [-pbnla] [-M core] [-N system]\n", av[0]); | |
exit(1); | |
} | |
} | |
@@ -144,12 +158,12 @@ main(int ac, char **av) | |
printf("INACTIVELIST {\n"); | |
kkread(kd, Nl[1].n_value, &vp, sizeof(vp)); | |
while (vp) | |
- vp = dumpvp(kd, vp, 0); | |
+ vp = dumpvp(kd, vp, 0, NULL); | |
printf("}\n"); | |
printf("ACTIVELIST {\n"); | |
kkread(kd, Nl[2].n_value, &vp, sizeof(vp)); | |
while (vp) | |
- vp = dumpvp(kd, vp, 0); | |
+ vp = dumpvp(kd, vp, 0, NULL); | |
printf("}\n"); | |
return(0); | |
} | |
@@ -159,21 +173,25 @@ dumpmount(kvm_t *kd, struct mount *mp) | |
{ | |
struct mount mnt; | |
struct vnode *vp; | |
+ struct vfsconf vfc; | |
kkread(kd, (u_long)mp, &mnt, sizeof(mnt)); | |
- printf("MOUNTPOINT %s on %s {\n", | |
+ printf("MOUNTPOINT %s on %s {\n", | |
mnt.mnt_stat.f_mntfromname, mnt.mnt_stat.f_mntonname); | |
printf(" lk_flags %08x count %08x holder = %p\n", | |
mnt.mnt_lock.lk_flags, mnt.mnt_lock.lk_count, | |
mnt.mnt_lock.lk_lockholder); | |
- printf(" mnt_flag %08x mnt_kern_flag %08x\n", | |
+ printf(" mnt_flag %08x mnt_kern_flag %08x\n", | |
mnt.mnt_flag, mnt.mnt_kern_flag); | |
printf(" mnt_nvnodelistsize %d\n", mnt.mnt_nvnodelistsize); | |
printf(" mnt_stat.f_fsid %08x %08x\n", mnt.mnt_stat.f_fsid.val[0], | |
mnt.mnt_stat.f_fsid.val[1]); | |
+ | |
+ /* Dump fs private node data */ | |
+ kkread(kd, (u_long)mnt.mnt_vfc, &vfc, sizeof(vfc)); | |
vp = mnt.mnt_nvnodelist.tqh_first; | |
while (vp) | |
- vp = dumpvp(kd, vp, 1); | |
+ vp = dumpvp(kd, vp, 1, vfc.vfc_name); | |
printf("}\n"); | |
@@ -211,8 +229,52 @@ vtype(enum vtype type) | |
return(buf); | |
} | |
+static | |
+void dump_dirfs_node(kvm_t *kd, void *arg) | |
+{ | |
+ dirfs_node_t dnp = (dirfs_node_t)arg; | |
+ struct dirfs_node dn; | |
+ char *name = NULL; | |
+ char strfd[16] = {0}; | |
+ | |
+ /* No garbage allowed */ | |
+ bzero(&dn, sizeof(dn)); | |
+ | |
+ /* | |
+ * Attempt to read in the address of the dnp and also | |
+ * its name if there is any. | |
+ */ | |
+ kkread(kd, (u_long)dnp, &dn, sizeof(dn)); | |
+ if (dn.dn_name != NULL) { | |
+ name = dn.dn_name; | |
+ dn.dn_name = calloc(1, MAXPATHLEN); | |
+ kkread(kd, (u_long)name, dn.dn_name, dn.dn_namelen); | |
+ } | |
+ printf("\tDIRFS\n"); | |
+ printf("\t\tdn_name=%s mode=%u flags=%08x refs=%d ", | |
+ (dn.dn_name ? dn.dn_name : "NULL"), dn.dn_mode, dn.dn_flags, | |
+ dn.dn_refcnt); | |
+ | |
+ printf("state="); | |
+ if (dn.dn_state & DIRFS_ROOT) | |
+ printf("DIRFS_ROOT "); | |
+ | |
+ if (dn.dn_fd == -1) | |
+ sprintf(strfd, "%s", "NOFD"); | |
+ else | |
+ sprintf(strfd, "%d", dn.dn_fd); | |
+ | |
+ printf("\n\t\tuid=%u gid=%u objtype=%s nlinks=%d dn_fd=%s\n", dn.dn_uid, | |
+ dn.dn_gid, vtype(dn.dn_type), dn.dn_links, strfd); | |
+ printf("\t\tsize=%jd ctime=%ju atime=%ju mtime=%ju\n\n", dn.dn_size, | |
+ dn.dn_ctime, dn.dn_atime, dn.dn_mtime); | |
+ | |
+ if (dn.dn_name) | |
+ free(dn.dn_name); | |
+} | |
+ | |
static struct vnode * | |
-dumpvp(kvm_t *kd, struct vnode *vp, int whichlist) | |
+dumpvp(kvm_t *kd, struct vnode *vp, int whichlist, char *vfc_name) | |
{ | |
struct vnode vn; | |
@@ -329,6 +391,19 @@ dumpvp(kvm_t *kd, struct vnode *vp, int whichlist) | |
} | |
} | |
+ if (fsprivate && vfc_name) { | |
+ /* | |
+ * Actually find whether the filesystem can dump | |
+ * detailed inode information out of the vnode | |
+ */ | |
+ const struct dump_private_data *dpd; | |
+ | |
+ for (dpd = dumplist; dpd->dumpfn != NULL; dpd++) { | |
+ if ((strcmp(dpd->vfc_name, vfc_name) == 0) && | |
+ vn.v_data != NULL) | |
+ dpd->dumpfn(kd, vn.v_data); | |
+ } | |
+ } | |
if (whichlist) | |
return(vn.v_nmntvnodes.tqe_next); | |
@@ -430,4 +505,3 @@ kkread(kvm_t *kd, u_long addr, void *buf, size_t nbytes) | |
exit(1); | |
} | |
} | |
- |
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