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Diffstat (limited to 'include/linux/blk_types.h')
-rw-r--r--include/linux/blk_types.h8
1 files changed, 3 insertions, 5 deletions
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index b29ebd53417d..7c2316c91cbd 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -57,20 +57,18 @@ struct block_device {
void * bd_holder;
const struct blk_holder_ops *bd_holder_ops;
struct mutex bd_holder_lock;
- /* The counter of freeze processes */
- int bd_fsfreeze_count;
int bd_holders;
struct kobject *bd_holder_dir;
- /* Mutex for freeze */
- struct mutex bd_fsfreeze_mutex;
- struct super_block *bd_fsfreeze_sb;
+ atomic_t bd_fsfreeze_count; /* number of freeze requests */
+ struct mutex bd_fsfreeze_mutex; /* serialize freeze/thaw */
struct partition_meta_info *bd_meta_info;
#ifdef CONFIG_FAIL_MAKE_REQUEST
bool bd_make_it_fail;
#endif
bool bd_ro_warned;
+ int bd_writers;
/*
* keep this out-of-line as it's both big and not needed in the fast
* path