Attachment 8367 Details for Bug 17555 – file.diff

[patch] file.diff

file.diff (text/plain), 2.40 KB, created by iedowse on 2000-03-22 20:20:01 UTC

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Creator: iedowse

Created: 2000-03-22 20:20:01 UTC

Size: 2.40 KB

patch

obsolete

>--- fstat.c.orig	Wed Mar 22 19:33:17 2000
>+++ fstat.c	Wed Mar 22 19:56:18 2000
>@@ -74,6 +74,10 @@
> #include <nfs/nfsnode.h>
> 
> 
>+#include <vm/vm.h>
>+#include <vm/vm_map.h>
>+#include <vm/vm_object.h>
>+
> #include <net/route.h>
> #include <netinet/in.h>
> #include <netinet/in_systm.h>
>@@ -100,6 +104,7 @@
> #define	CDIR	-2
> #define	RDIR	-3
> #define	TRACE	-4
>+#define	MMAP	-5
> 
> DEVS *devs;
> 
>@@ -132,6 +137,7 @@
> kvm_t *kd;
> 
> void dofiles __P((struct kinfo_proc *kp));
>+void dommap __P((struct kinfo_proc *kp));
> void vtrans __P((struct vnode *vp, int i, int flag));
> int  ufs_filestat __P((struct vnode *vp, struct filestat *fsp));
> int  nfs_filestat __P((struct vnode *vp, struct filestat *fsp));
>@@ -246,6 +252,7 @@
> 		if (p->kp_proc.p_stat == SZOMB)
> 			continue;
> 		dofiles(p);
>+		dommap(p);
> 	}
> 	exit(0);
> }
>@@ -267,6 +274,9 @@
> 	case TRACE: \
> 		printf("   tr"); \
> 		break; \
>+	case MMAP: \
>+		printf(" mmap"); \
>+		break; \
> 	default: \
> 		printf(" %4d", i); \
> 		break; \
>@@ -356,6 +366,65 @@
> 			dprintf(stderr,
> 				"unknown file type %d for file %d of pid %d\n",
> 				file.f_type, i, Pid);
>+		}
>+	}
>+}
>+
>+void
>+dommap(kp)
>+	struct kinfo_proc *kp;
>+{
>+	struct proc *p = &kp->kp_proc;
>+	struct vmspace vmspace;
>+	vm_map_t map;
>+	struct vm_map_entry entry;
>+	vm_map_entry_t entryp;
>+	struct vm_object object;
>+	vm_object_t objp;
>+	int prot, fflags;
>+
>+	if (!KVM_READ(p->p_vmspace, &vmspace, sizeof(vmspace))) {
>+		dprintf(stderr, "can't read vmspace at %p for pid %d\n",
>+		    (void *)p->p_vmspace, Pid);
>+		return;
>+	}
>+
>+	map = &vmspace.vm_map;
>+
>+	for (entryp = map->header.next; entryp != &p->p_vmspace->vm_map.header;
>+	    entryp = entry.next) {
>+		if (!KVM_READ(entryp, &entry, sizeof(entry))) {
>+			dprintf(stderr,
>+			    "can't read vm_map_entry at %p for pid %d\n",
>+			    (void *)entryp, Pid);
>+			return;
>+		}
>+
>+		if (entry.eflags & MAP_ENTRY_IS_SUB_MAP)
>+			continue;
>+
>+		if ((objp = entry.object.vm_object) == NULL)
>+			continue;
>+
>+		for (; objp; objp = object.backing_object) {
>+			if (!KVM_READ(objp, &object, sizeof(object))) {
>+				dprintf(stderr,
>+				    "can't read vm_object at %p for pid %d\n",
>+				    (void *)objp, Pid);
>+				return;
>+			}
>+		}
>+
>+		prot = entry.protection;
>+		fflags = (prot & VM_PROT_READ ? FREAD : 0) |
>+		    (prot & VM_PROT_WRITE ? FWRITE : 0);
>+
>+		switch (object.type) {
>+		case OBJT_VNODE:
>+			vtrans((struct vnode *)object.handle, MMAP, fflags);
>+			break;
>+		default:
>+			break;
> 		}
> 	}
> }

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Attachments on bug 17555: 8366 | 8367