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| author | kaashoek <kaashoek> | 2006-07-29 01:20:15 +0000 |
|---|---|---|
| committer | kaashoek <kaashoek> | 2006-07-29 01:20:15 +0000 |
| commit | e46fb46fcf4302bf5ed913101c5c7b510fe03ad4 (patch) | |
| tree | 98e2c52a9a97fed7e98dae70429a96865266ba9f | |
| parent | 8455980b27a57e9c51693a4acbe91b820f4ab319 (diff) | |
| download | xv6-labs-e46fb46fcf4302bf5ed913101c5c7b510fe03ad4.tar.gz xv6-labs-e46fb46fcf4302bf5ed913101c5c7b510fe03ad4.tar.bz2 xv6-labs-e46fb46fcf4302bf5ed913101c5c7b510fe03ad4.zip | |
acquire+release ide_lock in ide_intr
| -rw-r--r-- | ide.c | 4 |
1 files changed, 3 insertions, 1 deletions
@@ -53,8 +53,10 @@ ide_init(void) void ide_intr(void) { - cprintf("ide_intr\n"); + acquire(&ide_lock); + cprintf("%d: ide_intr\n", cpu()); wakeup(&request[tail]); + release(&ide_lock); } int |