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| author | Stefan Roesch <shr@devkernel.io> | 2022-11-18 16:52:06 -0800 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-11-30 15:59:05 -0800 |
| commit | 8021fb3232f265b81c7e4e7aba15bc3a04ff1fd3 (patch) | |
| tree | 7944dcae54d36cead7a98f76c76647cdf03e9781 /mm/page-writeback.c | |
| parent | 712c00d66a342a3ed375df41c3df7d3d2abad2c0 (diff) | |
| download | lwn-8021fb3232f265b81c7e4e7aba15bc3a04ff1fd3.tar.gz lwn-8021fb3232f265b81c7e4e7aba15bc3a04ff1fd3.zip | |
mm: split off __bdi_set_min_ratio() function
This splits off the __bdi_set_min_ratio() function from the
bdi_set_min_ratio() function. The __bdi_set_min_ratio() function will
also be called from the bdi_set_min_bytes() function, which will be
introduced in the next patch.
Link: https://lkml.kernel.org/r/20221119005215.3052436-12-shr@devkernel.io
Signed-off-by: Stefan Roesch <shr@devkernel.io>
Cc: Chris Mason <clm@meta.com>
Cc: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/page-writeback.c')
| -rw-r--r-- | mm/page-writeback.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/mm/page-writeback.c b/mm/page-writeback.c index c47824464f4c..cefee7210d83 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -685,7 +685,7 @@ static u64 bdi_get_bytes(unsigned int ratio) return bytes; } -int bdi_set_min_ratio(struct backing_dev_info *bdi, unsigned int min_ratio) +static int __bdi_set_min_ratio(struct backing_dev_info *bdi, unsigned int min_ratio) { unsigned int delta; int ret = 0; @@ -731,6 +731,11 @@ static int __bdi_set_max_ratio(struct backing_dev_info *bdi, unsigned int max_ra return ret; } +int bdi_set_min_ratio(struct backing_dev_info *bdi, unsigned int min_ratio) +{ + return __bdi_set_min_ratio(bdi, min_ratio * BDI_RATIO_SCALE); +} + int bdi_set_max_ratio(struct backing_dev_info *bdi, unsigned int max_ratio) { if (max_ratio > 100) |