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| author | Kent Overstreet <kent.overstreet@linux.dev> | 2023-03-05 06:36:02 +0300 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-23 00:09:55 +0300 |
| commit | 45dd05b3ecc371560f9e36e4b57295ee338ee879 (patch) | |
| tree | b4b456bfb9d1928a673d8e888cfb375c7d8a5002 /fs | |
| parent | 2f528663c5abf101aae90b2adcce715bda424bfc (diff) | |
| download | linux-45dd05b3ecc371560f9e36e4b57295ee338ee879.tar.xz | |
bcachefs: BKEY_PADDED_ONSTACK()
Rust bindgen doesn't do anonymous structs very nicely: BKEY_PADDED()
only needs the anonymous struct when it's used on the stack, to
guarantee layout, not when it's embedded in another struct.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/bcachefs/bcachefs.h | 3 | ||||
| -rw-r--r-- | fs/bcachefs/bcachefs_format.h | 2 | ||||
| -rw-r--r-- | fs/bcachefs/btree_io.c | 2 | ||||
| -rw-r--r-- | fs/bcachefs/btree_update_interior.c | 2 |
4 files changed, 6 insertions, 3 deletions
diff --git a/fs/bcachefs/bcachefs.h b/fs/bcachefs/bcachefs.h index 509a16469613..baaa4cd3caa7 100644 --- a/fs/bcachefs/bcachefs.h +++ b/fs/bcachefs/bcachefs.h @@ -1123,4 +1123,7 @@ static inline bool bch2_dev_exists2(const struct bch_fs *c, unsigned dev) return dev < c->sb.nr_devices && c->devs[dev]; } +#define BKEY_PADDED_ONSTACK(key, pad) \ + struct { struct bkey_i key; __u64 key ## _pad[pad]; } + #endif /* _BCACHEFS_H */ diff --git a/fs/bcachefs/bcachefs_format.h b/fs/bcachefs/bcachefs_format.h index 4d3c5e2f7ea6..f5587ed7dfd2 100644 --- a/fs/bcachefs/bcachefs_format.h +++ b/fs/bcachefs/bcachefs_format.h @@ -322,7 +322,7 @@ static inline void bkey_init(struct bkey *k) #define bkey_bytes(_k) ((_k)->u64s * sizeof(__u64)) #define __BKEY_PADDED(key, pad) \ - struct { struct bkey_i key; __u64 key ## _pad[pad]; } + struct bkey_i key; __u64 key ## _pad[pad] /* * - DELETED keys are used internally to mark keys that should be ignored but diff --git a/fs/bcachefs/btree_io.c b/fs/bcachefs/btree_io.c index 358a285c3bcf..159a97596052 100644 --- a/fs/bcachefs/btree_io.c +++ b/fs/bcachefs/btree_io.c @@ -1847,7 +1847,7 @@ static void btree_write_submit(struct work_struct *work) { struct btree_write_bio *wbio = container_of(work, struct btree_write_bio, work); struct bch_extent_ptr *ptr; - __BKEY_PADDED(k, BKEY_BTREE_PTR_VAL_U64s_MAX) tmp; + BKEY_PADDED_ONSTACK(k, BKEY_BTREE_PTR_VAL_U64s_MAX) tmp; bkey_copy(&tmp.k, &wbio->key); diff --git a/fs/bcachefs/btree_update_interior.c b/fs/bcachefs/btree_update_interior.c index bce6a9d7795c..9e77d2e3b421 100644 --- a/fs/bcachefs/btree_update_interior.c +++ b/fs/bcachefs/btree_update_interior.c @@ -242,7 +242,7 @@ static struct btree *__bch2_btree_node_alloc(struct btree_trans *trans, struct bch_fs *c = trans->c; struct write_point *wp; struct btree *b; - __BKEY_PADDED(k, BKEY_BTREE_PTR_VAL_U64s_MAX) tmp; + BKEY_PADDED_ONSTACK(k, BKEY_BTREE_PTR_VAL_U64s_MAX) tmp; struct open_buckets ob = { .nr = 0 }; struct bch_devs_list devs_have = (struct bch_devs_list) { 0 }; unsigned nr_reserve; |