disable all interrupts when acquiring lock

user program that makes a blocking system call

1 files changed, 1 insertions, 0 deletions

diff --git a/defs.h b/defs.h
index d1025a6..a6f28e4 100644
--- a/defs.h
+++ b/defs.h
@@ -71,4 +71,5 @@ int fd_write(struct fd *fd, char *addr, int n);
 
 // ide.c
 void ide_init(void);
+void ide_intri(void);
 int ide_read(uint32_t secno, void *dst, unsigned nsecs);