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writeback: make the laptop_mode prototypes available unconditionally

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Fix the !CONFIG_BLOCK build after the recent cleanup.

Fixes: 5ed964f8e5 ("mm: hide laptop_mode_wb_timer entirely behind the BDI API")
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2021-08-10 14:39:24 +02:00 committed by Jens Axboe
parent 866663b7b5
commit 99d26de2f6
1 changed files with 0 additions and 5 deletions
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5
include/linux/writeback.h
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@ -336,14 +336,9 @@ static inline void cgroup_writeback_umount(void)
/*
* mm/page-writeback.c
*/
#ifdef CONFIG_BLOCK
void laptop_io_completion(struct backing_dev_info *info);
void laptop_sync_completion(void);
void laptop_mode_sync(struct work_struct *work);
void laptop_mode_timer_fn(struct timer_list *t);
#else
static inline void laptop_sync_completion(void) { }
#endif
bool node_dirty_ok(struct pglist_data *pgdat);
int wb_domain_init(struct wb_domain *dom, gfp_t gfp);
#ifdef CONFIG_CGROUP_WRITEBACK