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authorStefan Roesch <shr@devkernel.io>2022-11-18 16:52:06 -0800
committerAndrew Morton <akpm@linux-foundation.org>2022-11-30 15:59:05 -0800
commit8021fb3232f265b81c7e4e7aba15bc3a04ff1fd3 (patch)
tree7944dcae54d36cead7a98f76c76647cdf03e9781 /mm/page-writeback.c
parent712c00d66a342a3ed375df41c3df7d3d2abad2c0 (diff)
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.c7
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)