Update for Linux 2.6.19 support

[yaffs2.git] / yaffs_fs.c

diff --git a/yaffs_fs.c b/yaffs_fs.c
index 368e6579cd630146f9954f4bffe08e68d1cfa345..df0870d1afeb2d79765833944ce554774b2c5023 100644 (file)
--- a/yaffs_fs.c
+++ b/yaffs_fs.c
@@ -31,13 +31,15 @@
  */
 
 const char *yaffs_fs_c_version =
-    "$Id: yaffs_fs.c,v 1.55 2006-12-19 21:33:41 charles Exp $";
+    "$Id: yaffs_fs.c,v 1.56 2007-01-19 04:07:48 charles Exp $";
 extern const char *yaffs_guts_c_version;
 
+#include <linux/version.h>
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19))
 #include <linux/config.h>
+#endif
 #include <linux/kernel.h>
 #include <linux/module.h>
-#include <linux/version.h>
 #include <linux/slab.h>
 #include <linux/init.h>
 #include <linux/list.h>
@@ -89,7 +91,13 @@ unsigned yaffs_traceMask = YAFFS_TRACE_ALWAYS |
 
 /*#define T(x) printk x */
 
-#define yaffs_InodeToObject(iptr) ((yaffs_Object *)((iptr)->u.generic_ip))
+#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,18))
+#define yaffs_InodeToObjectLV(iptr) (iptr)->i_private
+#else
+#define yaffs_InodeToObjectLV(iptr) (iptr)->u.generic_ip
+#endif
+
+#define yaffs_InodeToObject(iptr) ((yaffs_Object *)(yaffs_InodeToObjectLV(iptr)))
 #define yaffs_DentryToObject(dptr) yaffs_InodeToObject((dptr)->d_inode)
 
 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
@@ -189,8 +197,15 @@ static struct address_space_operations yaffs_file_address_operations = {
 };
 
 static struct file_operations yaffs_file_operations = {
+#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,18))
+       .read = do_sync_read,
+       .write = do_sync_write,
+       .aio_read = generic_file_aio_read,
+       .aio_write = generic_file_aio_write,
+#else
        .read = generic_file_read,
        .write = generic_file_write,
+#endif
        .mmap = generic_file_mmap,
        .flush = yaffs_file_flush,
        .fsync = yaffs_sync_object,
@@ -408,7 +423,7 @@ static void yaffs_clear_inode(struct inode *inode)
                 * the yaffs_Object.
                 */
                obj->myInode = NULL;
-               inode->u.generic_ip = NULL;
+               yaffs_InodeToObjectLV(inode) = NULL;
 
                /* If the object freeing was deferred, then the real
                 * free happens now.
@@ -704,7 +719,9 @@ static void yaffs_FillInodeFromObject(struct inode *inode, yaffs_Object * obj)
                inode->i_mode = obj->yst_mode;
                inode->i_uid = obj->yst_uid;
                inode->i_gid = obj->yst_gid;
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19))
                inode->i_blksize = inode->i_sb->s_blocksize;
+#endif
 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
 
                inode->i_rdev = old_decode_dev(obj->yst_rdev);
@@ -756,7 +773,8 @@ static void yaffs_FillInodeFromObject(struct inode *inode, yaffs_Object * obj)
                        break;
                }
 
-               inode->u.generic_ip = obj;
+               yaffs_InodeToObjectLV(inode) = obj;
+
                obj->myInode = inode;
 
        } else {
@@ -1322,7 +1340,7 @@ static int yaffs_statfs(struct super_block *sb, struct statfs *buf)
 }
 
 
-
+/**
 static int yaffs_do_sync_fs(struct super_block *sb)
 {
 
@@ -1341,7 +1359,7 @@ static int yaffs_do_sync_fs(struct super_block *sb)
        }
        return 0;
 }
-
+**/
 
 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,17))
 static void yaffs_write_super(struct super_block *sb)
@@ -1947,7 +1965,7 @@ static int yaffs_proc_write(struct file *file, const char *buf,
        char *end, *mask_name;
        int i;
        int done = 0;
-       int add, len;
+       int add, len = 0;
        int pos = 0;
 
        rg = yaffs_traceMask;