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authorKent Overstreet <kent.overstreet@gmail.com>2020-07-25 22:07:37 +0300
committerKent Overstreet <kent.overstreet@linux.dev>2023-10-23 00:08:43 +0300
commit4580baec7fbee2fdceb9b5b2b337ea3734a6d2b8 (patch)
treec3c10eaad6c7205e46e46bbfe58eec8402d07252 /fs/bcachefs/btree_cache.h
parent760992aac852397d3d0e4b15fffc6ebc01d50e0d (diff)
downloadlinux-4580baec7fbee2fdceb9b5b2b337ea3734a6d2b8.tar.xz
bcachefs: Remove some uses of PAGE_SIZE in the btree code
For portability to userspace, we should try to avoid working in kernel pages. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/btree_cache.h')
-rw-r--r--fs/bcachefs/btree_cache.h7
1 files changed, 1 insertions, 6 deletions
diff --git a/fs/bcachefs/btree_cache.h b/fs/bcachefs/btree_cache.h
index 2160012c734f..d0d3a85bb8be 100644
--- a/fs/bcachefs/btree_cache.h
+++ b/fs/bcachefs/btree_cache.h
@@ -79,14 +79,9 @@ static inline size_t btree_max_u64s(struct bch_fs *c)
return (btree_bytes(c) - sizeof(struct btree_node)) / sizeof(u64);
}
-static inline size_t btree_page_order(struct bch_fs *c)
-{
- return get_order(btree_bytes(c));
-}
-
static inline size_t btree_pages(struct bch_fs *c)
{
- return 1 << btree_page_order(c);
+ return btree_bytes(c) / PAGE_SIZE;
}
static inline unsigned btree_blocks(struct bch_fs *c)