---

yaml --- r: 207649 b: refs/heads/master c: ecf081d h: refs/heads/master i: 207647: 006ebcc v: v3
git-mirror · Jul 28, 2010 · 0b1d75c · 0b1d75c
1 parent 3cec27a
commit 0b1d75c
Show file tree

Hide file tree

Showing 4 changed files with 30 additions and 10 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 35566087099c3ff8901d65ee98af56347ee66e5a
+refs/heads/master: ecf081d1a73b077916f514f2ec744ded32b88ca1
diff --git a/trunk/include/asm-generic/fcntl.h b/trunk/include/asm-generic/fcntl.h
@@ -3,6 +3,14 @@
 
 #include <linux/types.h>
 
+/*
+ * FMODE_EXEC is 0x20
+ * FMODE_NONOTIFY is 0x800000
+ * These cannot be used by userspace O_* until internal and external open
+ * flags are split.
+ * -Eric Paris
+ */
+
 #define O_ACCMODE	00000003
 #define O_RDONLY	00000000
 #define O_WRONLY	00000001

diff --git a/trunk/include/linux/fs.h b/trunk/include/linux/fs.h
@@ -90,6 +90,9 @@ struct inodes_stat_t {
 /* Expect random access pattern */
 #define FMODE_RANDOM		((__force fmode_t)0x1000)
 
+/* File was opened by fanotify and shouldn't generate fanotify events */
+#define FMODE_NONOTIFY		((__force fmode_t)8388608)
+
 /*
  * The below are the various read and write types that we support. Some of
  * them include behavioral modifiers that send information down to the
@@ -2508,7 +2511,8 @@ int proc_nr_files(struct ctl_table *table, int write,
 int __init get_filesystem_list(char *buf);
 
 #define ACC_MODE(x) ("\004\002\006\006"[(x)&O_ACCMODE])
-#define OPEN_FMODE(flag) ((__force fmode_t)((flag + 1) & O_ACCMODE))
+#define OPEN_FMODE(flag) ((__force fmode_t)(((flag + 1) & O_ACCMODE) | \
+					    (flag & FMODE_NONOTIFY)))
 
 #endif /* __KERNEL__ */
 #endif /* _LINUX_FS_H */
diff --git a/trunk/include/linux/fsnotify.h b/trunk/include/linux/fsnotify.h
@@ -165,8 +165,10 @@ static inline void fsnotify_access(struct file *file)
 	if (S_ISDIR(inode->i_mode))
 		mask |= FS_IN_ISDIR;
 
-	fsnotify_parent(path, NULL, mask);
-	fsnotify(inode, mask, path, FSNOTIFY_EVENT_PATH, NULL, 0);
+	if (!(file->f_mode & FMODE_NONOTIFY)) {
+		fsnotify_parent(path, NULL, mask);
+		fsnotify(inode, mask, path, FSNOTIFY_EVENT_PATH, NULL, 0);
+	}
 }
 
 /*
@@ -181,8 +183,10 @@ static inline void fsnotify_modify(struct file *file)
 	if (S_ISDIR(inode->i_mode))
 		mask |= FS_IN_ISDIR;
 
-	fsnotify_parent(path, NULL, mask);
-	fsnotify(inode, mask, path, FSNOTIFY_EVENT_PATH, NULL, 0);
+	if (!(file->f_mode & FMODE_NONOTIFY)) {
+		fsnotify_parent(path, NULL, mask);
+		fsnotify(inode, mask, path, FSNOTIFY_EVENT_PATH, NULL, 0);
+	}
 }
 
 /*
@@ -197,8 +201,10 @@ static inline void fsnotify_open(struct file *file)
 	if (S_ISDIR(inode->i_mode))
 		mask |= FS_IN_ISDIR;
 
-	fsnotify_parent(path, NULL, mask);
-	fsnotify(inode, mask, path, FSNOTIFY_EVENT_PATH, NULL, 0);
+	if (!(file->f_mode & FMODE_NONOTIFY)) {
+		fsnotify_parent(path, NULL, mask);
+		fsnotify(inode, mask, path, FSNOTIFY_EVENT_PATH, NULL, 0);
+	}
 }
 
 /*
@@ -214,8 +220,10 @@ static inline void fsnotify_close(struct file *file)
 	if (S_ISDIR(inode->i_mode))
 		mask |= FS_IN_ISDIR;
 
-	fsnotify_parent(path, NULL, mask);
-	fsnotify(inode, mask, path, FSNOTIFY_EVENT_PATH, NULL, 0);
+	if (!(file->f_mode & FMODE_NONOTIFY)) {
+		fsnotify_parent(path, NULL, mask);
+		fsnotify(inode, mask, path, FSNOTIFY_EVENT_PATH, NULL, 0);
+	}
 }
 
 /*