Added obfsinode kernel debugger command.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@6262 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/add-ons/kernel/file_systems/bfs/Inode.cpp

@@ -2047,6 +2047,19 @@ Inode::Create(Transaction *transaction, Inode *parent, const char *name, int32 m
 	return B_OK;
 }
 
+void
+Inode::KDumpMe()
+{
+	kprintf("Inode {\n");
+	CachedBlock::KDumpMe();
+	kprintf("fTree = 0x%08lx\n", fTree);
+	kprintf("fAttributes = 0x%08lx\n", fAttributes);
+	kprintf("fLock {}\n");
+	kprintf("fOldSize = 0x%16Lx\n", fOldSize);
+	kprintf("fOldLastModified = 0x%16Lx\n", fOldLastModified);
+	kprintf("}\n");
+}
+
 
 //	#pragma mark -
 

src/add-ons/kernel/file_systems/bfs/Inode.h

@@ -71,6 +71,8 @@ class CachedBlock {
 		off_t BlockNumber() const { return fBlockNumber; }
 		uint32 BlockSize() const { return fVolume->BlockSize(); }
 		uint32 BlockShift() const { return fVolume->BlockShift(); }
+		
+		void KDumpMe();
 
 	private:
 		CachedBlock(const CachedBlock &);
@@ -177,6 +179,8 @@ class Inode : public CachedBlock {
 		off_t OldSize() { return fOldSize; }
 		off_t OldLastModified() { return fOldLastModified; }
 
+		void KDumpMe();
+
 	private:
 		Inode(const Inode &);
 		Inode &operator=(const Inode &);
@@ -375,6 +379,15 @@ CachedBlock::WriteBack(Transaction *transaction)
 	return transaction->WriteBlocks(fBlockNumber, fBlock);
 }
 
+inline void
+CachedBlock::KDumpMe()
+{
+	kprintf("CachedBlock {\n");
+	kprintf("fVolume = 0x%08lx\n", fVolume);
+	kprintf("fBlockNumber = 0x%16Lx\n", fBlockNumber);
+	kprintf("fBlock = 0x%08lx\n", fBlock);
+	kprintf("}\n");
+}
 
 /**	Converts the "omode", the open flags given to bfs_open(), into
  *	access modes, e.g. since O_RDONLY requires read access to the

src/add-ons/kernel/file_systems/bfs/kernel_interface.cpp

@@ -222,12 +222,29 @@ vnode_ops fs_entry =  {
 
 int32	api_version = B_CUR_FS_API_VERSION;
 
+#ifdef DEBUG
+//#warn Don't mount more than once... would register twice the debugger commands!
+int db_obfsinode(int argc, char **argv)
+{
+	Inode *ino;
+	if (argc < 2) {
+		kprintf("usage: obfsinode ptr\n");
+		return 0;
+	}
+	ino = (Inode *)parse_expression(argv[1]);
+	ino->KDumpMe();
+	return 0;
+}
+#endif
 
 static int
 bfs_mount(nspace_id nsid, const char *device, ulong flags, void *parms,
 		size_t len, void **data, vnode_id *rootID)
 {
 	FUNCTION();
+#ifdef DEBUG
+	add_debugger_command("obfsinode", db_obfsinode, "dump an OpenBFS Inode");
+#endif
 
 	Volume *volume = new Volume(nsid);
 	if (volume == NULL)
@@ -256,6 +273,9 @@ bfs_unmount(void *ns)
 	status_t status = volume->Unmount();
 	delete volume;
 
+#ifdef DEBUG
+	remove_debugger_command("obfsinode", db_obfsinode);
+#endif
 	RETURN_ERROR(status);
 }