diff options
| author | David Sterba <[email protected]> | 2025-06-10 12:17:53 +0000 |
|---|---|---|
| committer | David Sterba <[email protected]> | 2025-07-21 21:58:01 +0000 |
| commit | 89a3cc19e4e4158b3ffd746918227bc409f91e12 (patch) | |
| tree | baba834a75d9283c0bc4e907851e3c255a8accef | |
| parent | btrfs: rename variables for locked range in defrag_prepare_one_folio() (diff) | |
| download | kernel-89a3cc19e4e4158b3ffd746918227bc409f91e12.tar.gz kernel-89a3cc19e4e4158b3ffd746918227bc409f91e12.zip | |
btrfs: add helper folio_end()
There are several cases of folio_pos + folio_size, add a convenience
helper for that. This is a local helper and not proposed as folio API
because it does not seem to be heavily used elsewhere:
A quick grep (folio_size + folio_end) in fs/ shows
24 btrfs
4 iomap
4 ext4
2 xfs
2 netfs
1 gfs2
1 f2fs
1 bcachefs
1 buffer.c
Reviewed-by: Johannes Thumshirn <[email protected]>
Signed-off-by: David Sterba <[email protected]>
| -rw-r--r-- | fs/btrfs/misc.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/btrfs/misc.h b/fs/btrfs/misc.h index 9cc292402696..ff5eac84d819 100644 --- a/fs/btrfs/misc.h +++ b/fs/btrfs/misc.h @@ -7,6 +7,8 @@ #include <linux/bitmap.h> #include <linux/sched.h> #include <linux/wait.h> +#include <linux/mm.h> +#include <linux/pagemap.h> #include <linux/math64.h> #include <linux/rbtree.h> @@ -158,4 +160,9 @@ static inline bool bitmap_test_range_all_zero(const unsigned long *addr, return (found_set == start + nbits); } +static inline u64 folio_end(struct folio *folio) +{ + return folio_pos(folio) + folio_size(folio); +} + #endif |