Explain why itrunc() is OK w.r.t. crashes.

2008-10-20 18:05:48 +00:00 · 2008-10-20 18:05:48 +00:00 · 8eb20827c2
parent 15a2693637
commit 8eb20827c2
1 changed files with 2 additions and 0 deletions
--- a/fs.c
+++ b/fs.c
@ -359,6 +359,8 @@ bmap(struct inode *ip, uint bn, int alloc)
 }

 // Truncate inode (discard contents).
+// Only called after the last dirent referring
+// to this inode has been erased on disk.
 static void
 itrunc(struct inode *ip)
 {