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| author | Maxime Ripard <maxime@cerno.tech> | 2023-01-03 08:32:12 +0100 |
|---|---|---|
| committer | Maxime Ripard <maxime@cerno.tech> | 2023-01-03 08:32:12 +0100 |
| commit | 2c55d703391acf7e9101da596d0c15ee03b318a3 (patch) | |
| tree | 422ef671343624b56d333b47d20a538eeedbfe10 /include/linux/backing-dev.h | |
| parent | 92d43bd3bc9728c1fb114d7011d46f5ea9489e28 (diff) | |
| parent | 88603b6dc419445847923fcb7fe5080067a30f98 (diff) | |
Merge drm/drm-fixes into drm-misc-fixes
Let's start the fixes cycle.
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'include/linux/backing-dev.h')
| -rw-r--r-- | include/linux/backing-dev.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index 439815cc1ab9..fbad4fcd408e 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -102,8 +102,18 @@ static inline unsigned long wb_stat_error(void) #endif } +/* BDI ratio is expressed as part per 1000000 for finer granularity. */ +#define BDI_RATIO_SCALE 10000 + +u64 bdi_get_min_bytes(struct backing_dev_info *bdi); +u64 bdi_get_max_bytes(struct backing_dev_info *bdi); int bdi_set_min_ratio(struct backing_dev_info *bdi, unsigned int min_ratio); int bdi_set_max_ratio(struct backing_dev_info *bdi, unsigned int max_ratio); +int bdi_set_min_ratio_no_scale(struct backing_dev_info *bdi, unsigned int min_ratio); +int bdi_set_max_ratio_no_scale(struct backing_dev_info *bdi, unsigned int max_ratio); +int bdi_set_min_bytes(struct backing_dev_info *bdi, u64 min_bytes); +int bdi_set_max_bytes(struct backing_dev_info *bdi, u64 max_bytes); +int bdi_set_strict_limit(struct backing_dev_info *bdi, unsigned int strict_limit); /* * Flags in backing_dev_info::capability |