seq_file: properly cope with pread

[pandora-kernel.git] / include / linux / seq_file.h

diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h
index 5b5369c..19d6ca9 100644 (file)
--- a/include/linux/seq_file.h
+++ b/include/linux/seq_file.h
@@ -1,10 +1,11 @@
 #ifndef _LINUX_SEQ_FILE_H
 #define _LINUX_SEQ_FILE_H
-#ifdef __KERNEL__
 
 #include <linux/types.h>
 #include <linux/string.h>
 #include <linux/mutex.h>
+#include <linux/cpumask.h>
+#include <linux/nodemask.h>
 
 struct seq_operations;
 struct file;
@@ -18,6 +19,7 @@ struct seq_file {
        size_t from;
        size_t count;
        loff_t index;
+       loff_t read_pos;
        u64 version;
        struct mutex lock;
        const struct seq_operations *op;
@@ -48,6 +50,16 @@ int seq_path(struct seq_file *, struct path *, char *);
 int seq_dentry(struct seq_file *, struct dentry *, char *);
 int seq_path_root(struct seq_file *m, struct path *path, struct path *root,
                  char *esc);
+int seq_bitmap(struct seq_file *m, unsigned long *bits, unsigned int nr_bits);
+static inline int seq_cpumask(struct seq_file *m, cpumask_t *mask)
+{
+       return seq_bitmap(m, mask->bits, NR_CPUS);
+}
+
+static inline int seq_nodemask(struct seq_file *m, nodemask_t *mask)
+{
+       return seq_bitmap(m, mask->bits, MAX_NUMNODES);
+}
 
 int single_open(struct file *, int (*)(struct seq_file *, void *), void *);
 int single_release(struct inode *, struct file *);
@@ -69,4 +81,3 @@ extern struct list_head *seq_list_next(void *v, struct list_head *head,
                loff_t *ppos);
 
 #endif
-#endif