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authorRobert Morris <[email protected]>2011-10-14 10:23:23 -0400
committerRobert Morris <[email protected]>2011-10-14 10:23:23 -0400
commit12abb1a56164a0d71fb7a76a465c912409f2f60b (patch)
treebc03592160be0e13960a9c106ecf5d48aadbe897 /file.c
parent38eee5bca75cc16d40101953bc2003bb77d452e7 (diff)
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don't let dirty blocks be evicted from cache!
Diffstat (limited to 'file.c')
-rw-r--r--file.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/file.c b/file.c
index 3fd2cbe..53c5af2 100644
--- a/file.c
+++ b/file.c
@@ -1,3 +1,7 @@
+//
+// File descriptors
+//
+
#include "types.h"
#include "defs.h"
#include "param.h"
@@ -87,7 +91,7 @@ filestat(struct file *f, struct stat *st)
return -1;
}
-// Read from file f. Addr is kernel address.
+// Read from file f.
int
fileread(struct file *f, char *addr, int n)
{
@@ -108,7 +112,7 @@ fileread(struct file *f, char *addr, int n)
}
//PAGEBREAK!
-// Write to file f. Addr is kernel address.
+// Write to file f.
int
filewrite(struct file *f, char *addr, int n)
{