sleeplock files

1 files changed, 10 insertions, 0 deletions

diff --git a/sleeplock.h b/sleeplock.h
new file mode 100644
index 0000000..110e6f3
--- /dev/null
+++ b/sleeplock.h
@@ -0,0 +1,10 @@
+// Long-term locks for processes
+struct sleeplock {
+  uint locked;       // Is the lock held?
+  struct spinlock lk; // spinlock protecting this sleep lock
+  
+  // For debugging:
+  char *name;        // Name of lock.
+  int pid;           // Process holding lock
+};
+