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Diffstat (limited to 'fs/ext4/balloc.c')
-rw-r--r--fs/ext4/balloc.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index 495ab21b983..1ae5004e93f 100644
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -314,25 +314,28 @@ ext4_read_block_bitmap(struct super_block *sb, ext4_group_t block_group)
if (unlikely(!bh)) {
ext4_error(sb, __func__,
"Cannot read block bitmap - "
- "block_group = %d, block_bitmap = %llu",
- (int)block_group, (unsigned long long)bitmap_blk);
+ "block_group = %lu, block_bitmap = %llu",
+ block_group, bitmap_blk);
return NULL;
}
if (bh_uptodate_or_lock(bh))
return bh;
+ spin_lock(sb_bgl_lock(EXT4_SB(sb), block_group));
if (desc->bg_flags & cpu_to_le16(EXT4_BG_BLOCK_UNINIT)) {
ext4_init_block_bitmap(sb, bh, block_group, desc);
set_buffer_uptodate(bh);
unlock_buffer(bh);
+ spin_unlock(sb_bgl_lock(EXT4_SB(sb), block_group));
return bh;
}
+ spin_unlock(sb_bgl_lock(EXT4_SB(sb), block_group));
if (bh_submit_read(bh) < 0) {
put_bh(bh);
ext4_error(sb, __func__,
"Cannot read block bitmap - "
- "block_group = %d, block_bitmap = %llu",
- (int)block_group, (unsigned long long)bitmap_blk);
+ "block_group = %lu, block_bitmap = %llu",
+ block_group, bitmap_blk);
return NULL;
}
ext4_valid_block_bitmap(sb, desc, block_group, bh);