[PATCH] Debug irqs

[Jan Kara]

Signed-off-by: Jan Kara <jack@xxxxxxx>
---
 fs/ext4/mballoc.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 267c14e3a19e..d22f9690aaf6 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -4760,8 +4760,11 @@ do_more:
 
 		might_sleep();
 		ext4_lock_group(sb, block_group);
+		WARN_ON(irqs_disabled());
 		mb_clear_bits(bitmap_bh->b_data, bit, count_clusters);
+		WARN_ON(irqs_disabled());
 		ext4_mb_free_metadata(handle, &e4b, new_entry);
+		WARN_ON(irqs_disabled());
 	} else {
 		/* need to update group_info->bb_free and bitmap
 		 * with group lock held. generate_buddy look at
@@ -4779,15 +4782,23 @@ do_more:
 
 		might_sleep();
 		ext4_lock_group(sb, block_group);
+		WARN_ON(irqs_disabled());
 		mb_clear_bits(bitmap_bh->b_data, bit, count_clusters);
+		WARN_ON(irqs_disabled());
 		mb_free_blocks(inode, &e4b, bit, count_clusters);
+		WARN_ON(irqs_disabled());
 	}
 
 	ret = ext4_free_group_clusters(sb, gdp) + count_clusters;
+	WARN_ON(irqs_disabled());
 	ext4_free_group_clusters_set(sb, gdp, ret);
+	WARN_ON(irqs_disabled());
 	ext4_block_bitmap_csum_set(sb, block_group, gdp, bitmap_bh);
+	WARN_ON(irqs_disabled());
 	ext4_group_desc_csum_set(sb, block_group, gdp);
+	WARN_ON(irqs_disabled());
 	ext4_unlock_group(sb, block_group);
+	WARN_ON(irqs_disabled());
 	percpu_counter_add(&sbi->s_freeclusters_counter, count_clusters);
 	might_sleep();
 
-- 
1.8.1.4


--fUYQa+Pmc3FrFX/N--
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