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lockdep: Convert some users to const

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These users of lockdep_is_held() either wanted lockdep_is_held to
take a const pointer, or would benefit from providing a const pointer.

Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: "David S. Miller" <davem@davemloft.net>
Link: https://lkml.kernel.org/r/20180117151414.23686-4-willy@infradead.org
This commit is contained in:
Matthew Wilcox
2018-01-17 07:14:14 -08:00
committed by Thomas Gleixner
parent 08f36ff642
commit 05b93801a2
3 changed files with 4 additions and 6 deletions
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include/linux/backing-dev.h
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@@ -332,7 +332,7 @@ static inline bool inode_to_wb_is_valid(struct inode *inode)
* holding either @inode->i_lock, @inode->i_mapping->tree_lock, or the
* associated wb's list_lock.
*/
static inline struct bdi_writeback *inode_to_wb(struct inode *inode)
static inline struct bdi_writeback *inode_to_wb(const struct inode *inode)
{
#ifdef CONFIG_LOCKDEP
WARN_ON_ONCE(debug_locks &&