diff options
| -rw-r--r-- | bio.c | 2 | ||||
| -rw-r--r-- | fs.c | 2 |
2 files changed, 2 insertions, 2 deletions
@@ -4,7 +4,7 @@ // holding cached copies of disk block contents. // Each buf has two state bits B_BUSY and B_VALID. // If B_BUSY is set, it means that some code is currently -// modifying buf, so other code is not allowed to look at it. +// using buf, so other code is not allowed to use it. // To wait for a buffer that is B_BUSY, sleep on buf. // (See bget below.) // @@ -6,7 +6,7 @@ // + Directories: inode with special contents (list of other inodes!) // + Names: paths like /usr/rtm/xv6/fs.c for convenient naming. // -// Disk layout is: superblock, inodes, block not-free bitmap, data blocks. +// Disk layout is: superblock, inodes, block in-use bitmap, data blocks. // // This file contains the low-level file system manipulation // routines. The (higher-level) system call implementations |