ext3: fix wrong gfp type under transaction

[sfrench/cifs-2.6.git] / fs / ext3 / resize.c

diff --git a/fs/ext3/resize.c b/fs/ext3/resize.c
index 771f7ada15d9a9b516fd0782f8ab3ee793cba48d..0e97b6e07cb03556437c55924003d103efd44f17 100644 (file)
--- a/fs/ext3/resize.c
+++ b/fs/ext3/resize.c
@@ -245,10 +245,10 @@ static int setup_new_group_blocks(struct super_block *sb,
                        brelse(gdb);
                        goto exit_bh;
                }
-               lock_buffer(bh);
-               memcpy(gdb->b_data, sbi->s_group_desc[i]->b_data, bh->b_size);
+               lock_buffer(gdb);
+               memcpy(gdb->b_data, sbi->s_group_desc[i]->b_data, gdb->b_size);
                set_buffer_uptodate(gdb);
-               unlock_buffer(bh);
+               unlock_buffer(gdb);
                ext3_journal_dirty_metadata(handle, gdb);
                ext3_set_bit(bit, bh->b_data);
                brelse(gdb);
@@ -485,7 +485,7 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
                goto exit_dindj;
 
        n_group_desc = kmalloc((gdb_num + 1) * sizeof(struct buffer_head *),
-                       GFP_KERNEL);
+                       GFP_NOFS);
        if (!n_group_desc) {
                err = -ENOMEM;
                ext3_warning (sb, __FUNCTION__,
@@ -518,8 +518,7 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
        EXT3_SB(sb)->s_gdb_count++;
        kfree(o_group_desc);
 
-       es->s_reserved_gdt_blocks =
-               cpu_to_le16(le16_to_cpu(es->s_reserved_gdt_blocks) - 1);
+       le16_add_cpu(&es->s_reserved_gdt_blocks, -1);
        ext3_journal_dirty_metadata(handle, EXT3_SB(sb)->s_sbh);
 
        return 0;
@@ -569,7 +568,7 @@ static int reserve_backup_gdb(handle_t *handle, struct inode *inode,
        int res, i;
        int err;
 
-       primary = kmalloc(reserved_gdb * sizeof(*primary), GFP_KERNEL);
+       primary = kmalloc(reserved_gdb * sizeof(*primary), GFP_NOFS);
        if (!primary)
                return -ENOMEM;
 
@@ -795,12 +794,11 @@ int ext3_group_add(struct super_block *sb, struct ext3_new_group_data *input)
                                     "No reserved GDT blocks, can't resize");
                        return -EPERM;
                }
-               inode = iget(sb, EXT3_RESIZE_INO);
-               if (!inode || is_bad_inode(inode)) {
+               inode = ext3_iget(sb, EXT3_RESIZE_INO);
+               if (IS_ERR(inode)) {
                        ext3_warning(sb, __FUNCTION__,
                                     "Error opening resize inode");
-                       iput(inode);
-                       return -ENOENT;
+                       return PTR_ERR(inode);
                }
        }
 
@@ -891,10 +889,8 @@ int ext3_group_add(struct super_block *sb, struct ext3_new_group_data *input)
         * blocks/inodes before the group is live won't actually let us
         * allocate the new space yet.
         */
-       es->s_blocks_count = cpu_to_le32(le32_to_cpu(es->s_blocks_count) +
-               input->blocks_count);
-       es->s_inodes_count = cpu_to_le32(le32_to_cpu(es->s_inodes_count) +
-               EXT3_INODES_PER_GROUP(sb));
+       le32_add_cpu(&es->s_blocks_count, input->blocks_count);
+       le32_add_cpu(&es->s_inodes_count, EXT3_INODES_PER_GROUP(sb));
 
        /*
         * We need to protect s_groups_count against other CPUs seeing
@@ -927,8 +923,7 @@ int ext3_group_add(struct super_block *sb, struct ext3_new_group_data *input)
 
        /* Update the reserved block counts only once the new group is
         * active. */
-       es->s_r_blocks_count = cpu_to_le32(le32_to_cpu(es->s_r_blocks_count) +
-               input->reserved_blocks);
+       le32_add_cpu(&es->s_r_blocks_count, input->reserved_blocks);
 
        /* Update the free space counts */
        percpu_counter_add(&sbi->s_freeblocks_counter,