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authorStefan Roesch <shr@devkernel.io>2022-11-19 03:52:02 +0300
committerAndrew Morton <akpm@linux-foundation.org>2022-12-01 02:59:04 +0300
commit1bf27e98d26d1e62166a456ef17460be085cbe0b (patch)
tree3234f844db72d37499676681018b3ee62430b91a /include/linux/backing-dev.h
parentefc3e6ad53ea14225b434fddca261c9a1c56c707 (diff)
downloadlinux-1bf27e98d26d1e62166a456ef17460be085cbe0b.tar.xz
mm: add bdi_set_max_bytes() function
This introduces the bdi_set_max_bytes() function. The max_bytes function does not store the max_bytes value. Instead it converts the max_bytes value into the corresponding ratio value. Link: https://lkml.kernel.org/r/20221119005215.3052436-8-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 'include/linux/backing-dev.h')
-rw-r--r--include/linux/backing-dev.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index 473686c32775..ea6c993433d5 100644
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -108,6 +108,7 @@ static inline unsigned long wb_stat_error(void)
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_max_bytes(struct backing_dev_info *bdi, u64 max_bytes);
int bdi_set_strict_limit(struct backing_dev_info *bdi, unsigned int strict_limit);
/*