X-Git-Url: http://bbs.cooldavid.org/git/?a=blobdiff_plain;f=include%2Flinux%2Ffs.h;h=7b7b507ffa1cb269266e74044e8e57ec8e0b5d7b;hb=435f49a518c7;hp=4d07902bc50c0e11dff997ffa16c4aa6e449c214;hpb=f56f44001cb5b40089deac094dbb74e5c9f64d81;p=net-next-2.6.git

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 4d07902bc50..7b7b507ffa1 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1867,6 +1867,7 @@ extern int current_umask(void);
 /* /sys/fs */
 extern struct kobject *fs_kobj;
 
+#define MAX_RW_COUNT (INT_MAX & PAGE_CACHE_MASK)
 extern int rw_verify_area(int, struct file *, loff_t *, size_t);
 
 #define FLOCK_VERIFY_READ  1