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	* block immediately preceding the current range. If successful, the			* block immediately preceding the current range. If successful, the
	* physical block numbers in the buffer pointers and in the inode are			* physical block numbers in the buffer pointers and in the inode are
	* changed to reflect the new allocation. If unsuccessful, the allocation			* changed to reflect the new allocation. If unsuccessful, the allocation
	* is left unchanged. The success in doing the reallocation is returned.			* is left unchanged. The success in doing the reallocation is returned.
	* Note that the error return is not reflected back to the user. Rather			* Note that the error return is not reflected back to the user. Rather
	* the previous block allocation will be used.			* the previous block allocation will be used.
	*/			*/

	static SYSCTL_NODE(_vfs, OID_AUTO, ext2fs, CTLFLAG_RW, 0, "EXT2FS filesystem");			static SYSCTL_NODE(_vfs, OID_AUTO, ext2fs, CTLFLAG_RW \| CTLFLAG_MPSAFE, 0,
				"EXT2FS filesystem");

	static int doasyncfree = 1;			static int doasyncfree = 1;

	SYSCTL_INT(_vfs_ext2fs, OID_AUTO, doasyncfree, CTLFLAG_RW, &doasyncfree, 0,			SYSCTL_INT(_vfs_ext2fs, OID_AUTO, doasyncfree, CTLFLAG_RW, &doasyncfree, 0,
	"Use asychronous writes to update block pointers when freeing blocks");			"Use asychronous writes to update block pointers when freeing blocks");

	static int doreallocblks = 0;			static int doreallocblks = 0;

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