[PATCH 1/8] bcachefs: Kill unnecessary bch2_dev_usage_read()

[Kent Overstreet]

bch2_dev_usage_read() is fairly expensive, we should optimize this more.

Signed-off-by: Kent Overstreet <kent.overstr...@linux.dev>
---
 fs/bcachefs/alloc_foreground.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/bcachefs/alloc_foreground.c b/fs/bcachefs/alloc_foreground.c
index 95aafc232290..0cac65347a5d 100644
--- a/fs/bcachefs/alloc_foreground.c
+++ b/fs/bcachefs/alloc_foreground.c
@@ -631,7 +631,7 @@ static inline void bch2_dev_stripe_increment_inlined(struct 
bch_dev *ca,
                               struct bch_dev_usage *usage)
 {
        u64 *v = stripe->next_alloc + ca->dev_idx;
-       u64 free_space = dev_buckets_available(ca, BCH_WATERMARK_normal);
+       u64 free_space = __dev_buckets_available(ca, *usage, 
BCH_WATERMARK_normal);
        u64 free_space_inv = free_space
                ? div64_u64(1ULL << 48, free_space)
                : 1ULL << 48;
-- 
2.49.0