code: mafs

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updated TODO and a comment

--- a/TODO

+++ b/TODO

@@ -2,7 +2,6 @@

 read only mode

 mafswrite():

 	add user and remove user messages

-file system checker

 Add readahead?

 need rlock() when looking up user id, group id, or user attributes

 more consistent use of tree lock.

@@ -9,16 +8,12 @@

 not using the tree lock for reads - replace RWlock with a Qlock sl

 	RWlock is better than the Qlock. Just need to enforce it better.

 only for locking during super block operations?

-

-fsck in a different user space program

+file system checker

+	fsck will be a different user space program

 EXCL files - maintain a list of locks in the tree

 APPEND files - todo.

+correct /adm/ctl operation:

+	echo df >> /adm/ctl

+	cat /adm/ctl

-make this document more interesting.

-

-FAQ

-dd -if /dev/zero -of /dev/sdE3/fs -bs 512 -count 8192

-mount -c <{disk/mafs -D -s -r 32 -m 256 -n sdE3 -f /dev/sdE3/fs <[0=1]} /n/mafs_sdE3

-cd /n/mafs_sdE3

-mkdir dir.0

-dircp /mnt/term/dir.0 dir.0

+make docs/mafs.ms more interesting?

binary files a/docs/mafs.pdf b/docs/mafs.pdf differ

--- a/sub.c

+++ b/sub.c

@@ -126,7 +126,7 @@

 	putbuf(buf);

 }

-/* add the block to the list of free blocks in the Super block */

+/* add the block to the extents used to manage free blocks */

 void

 freeblocks(u64 blkno, u16 len, u16 tag, u64 qpath)

 {