summaryrefslogtreecommitdiff
path: root/ide.c
diff options
context:
space:
mode:
authorFrans Kaashoek <[email protected]>2017-08-07 14:35:05 -0400
committerFrans Kaashoek <[email protected]>2017-08-07 14:35:05 -0400
commit61cb32aa9bc457a6b39c5055cbf7fdd718dab7c2 (patch)
tree74f1a818d7722264d8a0fe825760d01ea7a83a9a /ide.c
parent5cbccef811ce0347370723c0b931e108c306279e (diff)
parentc9fa90f7e514f27fa1ac071cd9795f3830ab6a1b (diff)
downloadxv6-labs-61cb32aa9bc457a6b39c5055cbf7fdd718dab7c2.tar.gz
xv6-labs-61cb32aa9bc457a6b39c5055cbf7fdd718dab7c2.tar.bz2
xv6-labs-61cb32aa9bc457a6b39c5055cbf7fdd718dab7c2.zip
Merge branch 'nogs'
Diffstat (limited to 'ide.c')
-rw-r--r--ide.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/ide.c b/ide.c
index b3112b9..881fe0d 100644
--- a/ide.c
+++ b/ide.c
@@ -108,9 +108,9 @@ ideintr(void)
// First queued buffer is the active request.
acquire(&idelock);
+
if((b = idequeue) == 0){
release(&idelock);
- // cprintf("spurious IDE interrupt\n");
return;
}
idequeue = b->qnext;
@@ -164,5 +164,6 @@ iderw(struct buf *b)
sleep(b, &idelock);
}
+
release(&idelock);
}