swap_info: SWAP_HAS_CACHE cleanups

[safe/jmp/linux-2.6] / include / linux / fs.h

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 2b08b5c..a057f48 100644 (file)
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -129,7 +129,7 @@ struct inodes_stat_t {
  * WRITE_SYNC          Like WRITE_SYNC_PLUG, but also unplugs the device
  *                     immediately after submission. The write equivalent
  *                     of READ_SYNC.
- * WRITE_ODIRECT       Special case write for O_DIRECT only.
+ * WRITE_ODIRECT_PLUG  Special case write for O_DIRECT only.
  * SWRITE_SYNC
  * SWRITE_SYNC_PLUG    Like WRITE_SYNC/WRITE_SYNC_PLUG, but locks the buffer.
  *                     See SWRITE.
@@ -151,7 +151,7 @@ struct inodes_stat_t {
 #define READ_META      (READ | (1 << BIO_RW_META))
 #define WRITE_SYNC_PLUG        (WRITE | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_NOIDLE))
 #define WRITE_SYNC     (WRITE_SYNC_PLUG | (1 << BIO_RW_UNPLUG))
-#define WRITE_ODIRECT  (WRITE | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_UNPLUG))
+#define WRITE_ODIRECT_PLUG     (WRITE | (1 << BIO_RW_SYNCIO))
 #define SWRITE_SYNC_PLUG       \
                        (SWRITE | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_NOIDLE))
 #define SWRITE_SYNC    (SWRITE_SYNC_PLUG | (1 << BIO_RW_UNPLUG))
@@ -300,6 +300,11 @@ struct inodes_stat_t {
 #define BLKTRACESTOP _IO(0x12,117)
 #define BLKTRACETEARDOWN _IO(0x12,118)
 #define BLKDISCARD _IO(0x12,119)
+#define BLKIOMIN _IO(0x12,120)
+#define BLKIOOPT _IO(0x12,121)
+#define BLKALIGNOFF _IO(0x12,122)
+#define BLKPBSZGET _IO(0x12,123)
+#define BLKDISCARDZEROES _IO(0x12,124)
 
 #define BMAP_IOCTL 1           /* obsolete - kept for compatibility */
 #define FIBMAP    _IO(0x00,1)  /* bmap access */
@@ -595,6 +600,7 @@ struct address_space_operations {
        int (*launder_page) (struct page *);
        int (*is_partially_uptodate) (struct page *, read_descriptor_t *,
                                        unsigned long);
+       int (*error_remove_page)(struct address_space *, struct page *);
 };
 
 /*
@@ -2085,8 +2091,6 @@ extern int filemap_fdatawait_range(struct address_space *, loff_t lstart,
 extern int filemap_write_and_wait(struct address_space *mapping);
 extern int filemap_write_and_wait_range(struct address_space *mapping,
                                        loff_t lstart, loff_t lend);
-extern int wait_on_page_writeback_range(struct address_space *mapping,
-                               pgoff_t start, pgoff_t end);
 extern int __filemap_fdatawrite_range(struct address_space *mapping,
                                loff_t start, loff_t end, int sync_mode);
 extern int filemap_fdatawrite_range(struct address_space *mapping,
@@ -2445,7 +2449,7 @@ static int __fops ## _open(struct inode *inode, struct file *file)        \
        __simple_attr_check_format(__fmt, 0ull);                        \
        return simple_attr_open(inode, file, __get, __set, __fmt);      \
 }                                                                      \
-static struct file_operations __fops = {                               \
+static const struct file_operations __fops = {                         \
        .owner   = THIS_MODULE,                                         \
        .open    = __fops ## _open,                                     \
        .release = simple_attr_release,                                 \
@@ -2469,7 +2473,7 @@ ssize_t simple_attr_write(struct file *file, const char __user *buf,
                          size_t len, loff_t *ppos);
 
 struct ctl_table;
-int proc_nr_files(struct ctl_table *table, int write, struct file *filp,
+int proc_nr_files(struct ctl_table *table, int write,
                  void __user *buffer, size_t *lenp, loff_t *ppos);
 
 int __init get_filesystem_list(char *buf);