sh: remove extraneous ; on scif_sercon_putc wait loop

[safe/jmp/linux-2.6] / fs / ext2 / inode.c

diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index 53dceb0..0079b2c 100644 (file)
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -71,6 +71,8 @@ void ext2_put_inode(struct inode *inode)
  */
 void ext2_delete_inode (struct inode * inode)
 {
+       truncate_inode_pages(&inode->i_data, 0);
+
        if (is_bad_inode(inode))
                goto no_delete;
        EXT2_I(inode)->i_dtime  = get_seconds();
@@ -438,6 +440,10 @@ static int ext2_alloc_branch(struct inode *inode,
                 * the pointer to new one, then send parent to disk.
                 */
                bh = sb_getblk(inode->i_sb, parent);
+               if (!bh) {
+                       err = -EIO;
+                       break;
+               }
                lock_buffer(bh);
                memset(bh->b_data, 0, blocksize);
                branch[n].bh = bh;
@@ -661,18 +667,6 @@ static sector_t ext2_bmap(struct address_space *mapping, sector_t block)
        return generic_block_bmap(mapping,block,ext2_get_block);
 }
 
-static int
-ext2_get_blocks(struct inode *inode, sector_t iblock, unsigned long max_blocks,
-                       struct buffer_head *bh_result, int create)
-{
-       int ret;
-
-       ret = ext2_get_block(inode, iblock, bh_result, create);
-       if (ret == 0)
-               bh_result->b_size = (1 << inode->i_blkbits);
-       return ret;
-}
-
 static ssize_t
 ext2_direct_IO(int rw, struct kiocb *iocb, const struct iovec *iov,
                        loff_t offset, unsigned long nr_segs)
@@ -681,7 +675,7 @@ ext2_direct_IO(int rw, struct kiocb *iocb, const struct iovec *iov,
        struct inode *inode = file->f_mapping->host;
 
        return blockdev_direct_IO(rw, iocb, inode, inode->i_sb->s_bdev, iov,
-                               offset, nr_segs, ext2_get_blocks, NULL);
+                               offset, nr_segs, ext2_get_block, NULL);
 }
 
 static int
@@ -690,7 +684,7 @@ ext2_writepages(struct address_space *mapping, struct writeback_control *wbc)
        return mpage_writepages(mapping, wbc, ext2_get_block);
 }
 
-struct address_space_operations ext2_aops = {
+const struct address_space_operations ext2_aops = {
        .readpage               = ext2_readpage,
        .readpages              = ext2_readpages,
        .writepage              = ext2_writepage,
@@ -700,14 +694,15 @@ struct address_space_operations ext2_aops = {
        .bmap                   = ext2_bmap,
        .direct_IO              = ext2_direct_IO,
        .writepages             = ext2_writepages,
+       .migratepage            = buffer_migrate_page,
 };
 
-struct address_space_operations ext2_aops_xip = {
+const struct address_space_operations ext2_aops_xip = {
        .bmap                   = ext2_bmap,
        .get_xip_page           = ext2_get_xip_page,
 };
 
-struct address_space_operations ext2_nobh_aops = {
+const struct address_space_operations ext2_nobh_aops = {
        .readpage               = ext2_readpage,
        .readpages              = ext2_readpages,
        .writepage              = ext2_nobh_writepage,
@@ -717,6 +712,7 @@ struct address_space_operations ext2_nobh_aops = {
        .bmap                   = ext2_bmap,
        .direct_IO              = ext2_direct_IO,
        .writepages             = ext2_writepages,
+       .migratepage            = buffer_migrate_page,
 };
 
 /*
@@ -1059,6 +1055,25 @@ void ext2_set_inode_flags(struct inode *inode)
                inode->i_flags |= S_DIRSYNC;
 }
 
+/* Propagate flags from i_flags to EXT2_I(inode)->i_flags */
+void ext2_get_inode_flags(struct ext2_inode_info *ei)
+{
+       unsigned int flags = ei->vfs_inode.i_flags;
+
+       ei->i_flags &= ~(EXT2_SYNC_FL|EXT2_APPEND_FL|
+                       EXT2_IMMUTABLE_FL|EXT2_NOATIME_FL|EXT2_DIRSYNC_FL);
+       if (flags & S_SYNC)
+               ei->i_flags |= EXT2_SYNC_FL;
+       if (flags & S_APPEND)
+               ei->i_flags |= EXT2_APPEND_FL;
+       if (flags & S_IMMUTABLE)
+               ei->i_flags |= EXT2_IMMUTABLE_FL;
+       if (flags & S_NOATIME)
+               ei->i_flags |= EXT2_NOATIME_FL;
+       if (flags & S_DIRSYNC)
+               ei->i_flags |= EXT2_DIRSYNC_FL;
+}
+
 void ext2_read_inode (struct inode * inode)
 {
        struct ext2_inode_info *ei = EXT2_I(inode);
@@ -1083,9 +1098,9 @@ void ext2_read_inode (struct inode * inode)
        }
        inode->i_nlink = le16_to_cpu(raw_inode->i_links_count);
        inode->i_size = le32_to_cpu(raw_inode->i_size);
-       inode->i_atime.tv_sec = le32_to_cpu(raw_inode->i_atime);
-       inode->i_ctime.tv_sec = le32_to_cpu(raw_inode->i_ctime);
-       inode->i_mtime.tv_sec = le32_to_cpu(raw_inode->i_mtime);
+       inode->i_atime.tv_sec = (signed)le32_to_cpu(raw_inode->i_atime);
+       inode->i_ctime.tv_sec = (signed)le32_to_cpu(raw_inode->i_ctime);
+       inode->i_mtime.tv_sec = (signed)le32_to_cpu(raw_inode->i_mtime);
        inode->i_atime.tv_nsec = inode->i_mtime.tv_nsec = inode->i_ctime.tv_nsec = 0;
        ei->i_dtime = le32_to_cpu(raw_inode->i_dtime);
        /* We now have enough fields to check if the inode was active or not.
@@ -1098,7 +1113,6 @@ void ext2_read_inode (struct inode * inode)
                brelse (bh);
                goto bad_inode;
        }
-       inode->i_blksize = PAGE_SIZE;   /* This is the optimal IO size (for stat), not the fs block size */
        inode->i_blocks = le32_to_cpu(raw_inode->i_blocks);
        ei->i_flags = le32_to_cpu(raw_inode->i_flags);
        ei->i_faddr = le32_to_cpu(raw_inode->i_faddr);
@@ -1193,6 +1207,7 @@ static int ext2_update_inode(struct inode * inode, int do_sync)
        if (ei->i_state & EXT2_STATE_NEW)
                memset(raw_inode, 0, EXT2_SB(sb)->s_inode_size);
 
+       ext2_get_inode_flags(ei);
        raw_inode->i_mode = cpu_to_le16(inode->i_mode);
        if (!(test_opt(sb, NO_UID32))) {
                raw_inode->i_uid_low = cpu_to_le16(low_16_bits(uid));