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authorFrans Kaashoek <[email protected]>2011-08-26 10:08:29 -0400
committerFrans Kaashoek <[email protected]>2011-08-26 10:08:29 -0400
commit3a5fa7ed9020eaf8ab843a16d26db7393b2ec072 (patch)
treebfa4ad4ae03d7d21796bacaa7eab8e3d3e4ab365 /pipe.c
parent8a9b6dbd4468f6312f1d07226a623879f970bd4b (diff)
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Introduce and use sleeplocks instead of BUSY flags
Remove I_BUSY, B_BUSY, and intrans defs and usages One spinlock per buf to avoid ugly loop in bget fix race in filewrite (don't update f->off after releasing lock)
Diffstat (limited to 'pipe.c')
-rw-r--r--pipe.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/pipe.c b/pipe.c
index f76ed5c..bbac4dc 100644
--- a/pipe.c
+++ b/pipe.c
@@ -4,8 +4,8 @@
#include "mmu.h"
#include "proc.h"
#include "fs.h"
-#include "file.h"
#include "spinlock.h"
+#include "file.h"
#define PIPESIZE 512