RE: [PATCH] security: selinux: use kmem_cache for ebitmap

2017-06-11 Thread Junil Lee
rris ; se...@hallyn.com; > william.c.robe...@intel.com; adobri...@gmail.com; a...@linux-foundation.org; > dledf...@redhat.com; dani...@mellanox.com; m...@chromium.org; > seli...@tycho.nsa.gov; linux-security-mod...@vger.kernel.org; linux- > ker...@vger.kernel.org > Subject: Re: [PATCH]

Re: [PATCH] security: selinux: use kmem_cache for ebitmap

2017-06-09 Thread Paul Moore
On Thu, Jun 8, 2017 at 12:18 AM, Junil Lee wrote: > 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:

[PATCH] security: selinux: use kmem_cache for ebitmap

2017-06-07 Thread Junil Lee
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 --- security/selinux/ss/ebitmap.c | 26 ++

Re: [PATCH] security: selinux: use kmem_cache for ebitmap

2017-06-07 Thread Paul Moore
On Tue, Jun 6, 2017 at 7:38 PM, 이준일/연구원/MC연구소 BSP실 BSP6팀(junil0814@lge.com) wrote: > Paul Moore wrote on 2017-06-06 오전 6:39: >> On Mon, Jun 5, 2017 at 5:10 AM, Junil Lee wrote: >>> The allocated size for each ebitmap_node is 192byte by kzalloc(). >>> Then, ebitmap_node size is fixed, so it's

Re: [PATCH] security: selinux: use kmem_cache for ebitmap

2017-06-05 Thread Paul Moore
On Mon, Jun 5, 2017 at 5:10 AM, Junil Lee wrote: > 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: J

[PATCH] security: selinux: use kmem_cache for ebitmap

2017-06-05 Thread Junil Lee
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 --- security/selinux/ss/ebitmap.c | 24 ++