Remove trailing white space with:

 for f in *.{h,c}; do sed -i .sed 's/[[:blank:]]*$//' $f; done
(Thanks to Nicolás Wolovick)

1 files changed, 7 insertions, 7 deletions

diff --git a/fs.c b/fs.c
index 025b326..f800b77 100644
--- a/fs.c
+++ b/fs.c
@@ -5,7 +5,7 @@
 //   + Directories: inode with special contents (list of other inodes!)
 //   + Names: paths like /usr/rtm/xv6/fs.c for convenient naming.
 //
-// This file contains the low-level file system manipulation 
+// This file contains the low-level file system manipulation
 // routines.  The (higher-level) system call implementations
 // are in sysfile.c.
 
@@ -29,7 +29,7 @@ void
 readsb(int dev, struct superblock *sb)
 {
   struct buf *bp;
-  
+
   bp = bread(dev, 1);
   memmove(sb, bp->data, sizeof(*sb));
   brelse(bp);
@@ -40,14 +40,14 @@ static void
 bzero(int dev, int bno)
 {
   struct buf *bp;
-  
+
   bp = bread(dev, bno);
   memset(bp->data, 0, BSIZE);
   log_write(bp);
   brelse(bp);
 }
 
-// Blocks. 
+// Blocks.
 
 // Allocate a zeroed disk block.
 static uint
@@ -348,7 +348,7 @@ iunlockput(struct inode *ip)
 //
 // The content (data) associated with each inode is stored
 // in blocks on the disk. The first NDIRECT block numbers
-// are listed in ip->addrs[].  The next NINDIRECT blocks are 
+// are listed in ip->addrs[].  The next NINDIRECT blocks are
 // listed in block ip->addrs[NDIRECT].
 
 // Return the disk block address of the nth block in inode ip.
@@ -401,7 +401,7 @@ itrunc(struct inode *ip)
       ip->addrs[i] = 0;
     }
   }
-  
+
   if(ip->addrs[NDIRECT]){
     bp = bread(ip->dev, ip->addrs[NDIRECT]);
     a = (uint*)bp->data;
@@ -554,7 +554,7 @@ dirlink(struct inode *dp, char *name, uint inum)
   de.inum = inum;
   if(writei(dp, (char*)&de, off, sizeof(de)) != sizeof(de))
     panic("dirlink");
-  
+
   return 0;
 }