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| author | Robert Morris <rtm@csail.mit.edu> | 2014-08-27 14:14:52 -0400 | 
|---|---|---|
| committer | Robert Morris <rtm@csail.mit.edu> | 2014-08-27 14:14:52 -0400 | 
| commit | 12eeefc72dc31211c5f54ea64e21c8a5668f92d7 (patch) | |
| tree | bd89cb30a3279f40a7a55dd64cb6212d93666158 | |
| parent | 2c56547272e43b483d560a61692f1e24926a82fb (diff) | |
| download | xv6-labs-12eeefc72dc31211c5f54ea64e21c8a5668f92d7.tar.gz xv6-labs-12eeefc72dc31211c5f54ea64e21c8a5668f92d7.tar.bz2 xv6-labs-12eeefc72dc31211c5f54ea64e21c8a5668f92d7.zip | |
comments
| -rw-r--r-- | bio.c | 2 | ||||
| -rw-r--r-- | fs.c | 2 | 
2 files changed, 2 insertions, 2 deletions
| @@ -56,7 +56,7 @@ binit(void)  }  // Look through buffer cache for sector on device dev. -// If not found, allocate fresh block. +// If not found, allocate a buffer.  // In either case, return B_BUSY buffer.  static struct buf*  bget(uint dev, uint sector) @@ -321,7 +321,7 @@ iput(struct inode *ip)  {    acquire(&icache.lock);    if(ip->ref == 1 && (ip->flags & I_VALID) && ip->nlink == 0){ -    // inode has no links: truncate and free inode. +    // inode has no links and no other references: truncate and free inode.      if(ip->flags & I_BUSY)        panic("iput busy");      ip->flags |= I_BUSY; | 
