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| author | Junil Lee <junil0814.lee@lge.com> | 2017-06-08 06:18:09 +0200 |
|---|---|---|
| committer | Paul Moore <paul@paul-moore.com> | 2017-06-09 22:13:50 +0200 |
| commit | b4958c892e02241b9bd121f3397b76225ff6f4a3 (patch) | |
| tree | e471fff24bbfa77f27596102f1be03c9dde77988 /security/selinux/ss/ebitmap.h | |
| parent | selinux: use pernet operations for hook registration (diff) | |
| download | linux-b4958c892e02241b9bd121f3397b76225ff6f4a3.tar.xz linux-b4958c892e02241b9bd121f3397b76225ff6f4a3.zip | |
selinux: use kmem_cache for ebitmap
The allocated size for each ebitmap_node is 192byte by kzalloc().
Then, ebitmap_node size is fixed, so it's possible to use only 144byte
for each object by kmem_cache_zalloc().
It can reduce some dynamic allocation size.
Signed-off-by: Junil Lee <junil0814.lee@lge.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>
Diffstat (limited to 'security/selinux/ss/ebitmap.h')
| -rw-r--r-- | security/selinux/ss/ebitmap.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/security/selinux/ss/ebitmap.h b/security/selinux/ss/ebitmap.h index 9637b8c71085..6d5a9ac4251f 100644 --- a/security/selinux/ss/ebitmap.h +++ b/security/selinux/ss/ebitmap.h @@ -130,6 +130,9 @@ void ebitmap_destroy(struct ebitmap *e); int ebitmap_read(struct ebitmap *e, void *fp); int ebitmap_write(struct ebitmap *e, void *fp); +void ebitmap_cache_init(void); +void ebitmap_cache_destroy(void); + #ifdef CONFIG_NETLABEL int ebitmap_netlbl_export(struct ebitmap *ebmap, struct netlbl_lsm_catmap **catmap); |