* round up the value put into st_blocks

* inject modification time of package folder into root folder of
  package-fs


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@40230 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/add-ons/kernel/file_systems/packagefs/Directory.cpp

@@ -210,3 +210,18 @@ Directory::RemoveDirectoryIterator(DirectoryIterator* iterator)
 {
 	fIterators.Remove(iterator);
 }
+
+
+RootDirectory::RootDirectory(ino_t id, const timespec& modifiedTime)
+	:
+	Directory(id),
+	fModifiedTime(modifiedTime)
+{
+}
+
+
+timespec
+RootDirectory::ModifiedTime() const
+{
+	return fModifiedTime;
+}

src/add-ons/kernel/file_systems/packagefs/Directory.h

@@ -10,7 +10,6 @@
 #include "PackageDirectory.h"
 
 
-
 struct DirectoryIterator : DoublyLinkedListLinkImpl<DirectoryIterator> {
 	Node*	node;
 
@@ -83,4 +82,16 @@ Directory::NextChild(Node* node) const
 }
 
 
+class RootDirectory : public Directory {
+public:
+								RootDirectory(ino_t id,
+									const timespec& modifiedTime);
+
+	virtual	timespec			ModifiedTime() const;
+
+private:
+			timespec			fModifiedTime;
+};
+
+
 #endif	// DIRECTORY_H

src/add-ons/kernel/file_systems/packagefs/Volume.cpp

@@ -358,8 +358,13 @@ Volume::Mount(const char* parameterString)
 		RETURN_ERROR(B_BAD_VALUE);
 	}
 
+	struct stat st;
+	if (stat(packages, &st) < 0)
+		RETURN_ERROR(B_ERROR);
+
 	// create the root node
-	fRootDirectory = new(std::nothrow) Directory(kRootDirectoryID);
+	fRootDirectory
+		= new(std::nothrow) ::RootDirectory(kRootDirectoryID, st.st_mtim);
 	if (fRootDirectory == NULL)
 		RETURN_ERROR(B_NO_MEMORY);
 	fRootDirectory->Init(NULL, volumeName != NULL ? volumeName : "Package FS");

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

@@ -341,7 +341,7 @@ packagefs_read_stat(fs_volume* fsVolume, fs_vnode* fsNode, struct stat* st)
 	st->st_ctim = st->st_mtim;
 		// TODO: Perhaps manage a changed time (particularly for directories)?
 	st->st_crtim = st->st_mtim;
-	st->st_blocks = st->st_size / 512;
+	st->st_blocks = (st->st_size + 511) / 512;
 
 	return B_OK;
 }