diff options
| author | Uros Bizjak <ubizjak@gmail.com> | 2024-07-30 14:34:17 +0200 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2024-09-01 20:25:56 -0700 |
| commit | 7e60dcb22252d4415b66f7fb33e6d713e19036e0 (patch) | |
| tree | f4fe86f09be46ae05c6d7386eaa26b4f29b49c52 | |
| parent | 5c0532500f102ae8f80be122223eb692ca1d6721 (diff) | |
mm/z3fold: add __percpu annotation to *unbuddied pointer in struct z3fold_pool
Compiling z3fold.c results in several sparse warnings:
z3fold.c:797:21: warning: incorrect type in initializer (different address spaces)
z3fold.c:797:21: expected void const [noderef] __percpu *__vpp_verify
z3fold.c:797:21: got struct list_head *
z3fold.c:852:37: warning: incorrect type in initializer (different address spaces)
z3fold.c:852:37: expected void const [noderef] __percpu *__vpp_verify
z3fold.c:852:37: got struct list_head *
z3fold.c:924:25: warning: incorrect type in assignment (different address spaces)
z3fold.c:924:25: expected struct list_head *unbuddied
z3fold.c:924:25: got void [noderef] __percpu *_res
z3fold.c:930:33: warning: incorrect type in initializer (different address spaces)
z3fold.c:930:33: expected void const [noderef] __percpu *__vpp_verify
z3fold.c:930:33: got struct list_head *
z3fold.c:949:25: warning: incorrect type in argument 1 (different address spaces)
z3fold.c:949:25: expected void [noderef] __percpu *__pdata
z3fold.c:949:25: got struct list_head *unbuddied
z3fold.c:979:25: warning: incorrect type in argument 1 (different address spaces)
z3fold.c:979:25: expected void [noderef] __percpu *__pdata
z3fold.c:979:25: got struct list_head *unbuddied
Add __percpu annotation to *unbuddied pointer to fix these warnings.
Link: https://lkml.kernel.org/r/20240730123445.5875-1-ubizjak@gmail.com
Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Reviewed-by: Miaohe Lin <linmiaohe@huawei.com>
Cc: Vitaly Wool <vitaly.wool@konsulko.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
| -rw-r--r-- | mm/z3fold.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/z3fold.c b/mm/z3fold.c index 2ebfed32871b..379d24b4fef9 100644 --- a/mm/z3fold.c +++ b/mm/z3fold.c @@ -144,7 +144,7 @@ struct z3fold_pool { const char *name; spinlock_t lock; spinlock_t stale_lock; - struct list_head *unbuddied; + struct list_head __percpu *unbuddied; struct list_head stale; atomic64_t pages_nr; struct kmem_cache *c_handle; |