diff options
| author | Raphael S.Carvalho <raphael.scarv@gmail.com> | 2013-03-20 15:08:43 +1100 |
|---|---|---|
| committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2013-03-22 15:34:00 +1100 |
| commit | 5a9b4dade4f65473738b09d320fba8fe7d48e0eb (patch) | |
| tree | 253f1e2cd06ab418d2153b21049d335cc646fb8f /include | |
| parent | bb9840c37f7245a8274ec4d9840c904aacaf710b (diff) | |
pid_namespace.c/.h: simplify defines
Move BITS_PER_PAGE from pid_namespace.c to pid_namespace.h, since we can
simplify the define PID_MAP_ENTRIES by using the BITS_PER_PAGE.
Signed-off-by: Raphael S.Carvalho <raphael.scarv@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/pid_namespace.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/pid_namespace.h b/include/linux/pid_namespace.h index 215e5e3dda10..e4ae94521e49 100644 --- a/include/linux/pid_namespace.h +++ b/include/linux/pid_namespace.h @@ -13,7 +13,8 @@ struct pidmap { void *page; }; -#define PIDMAP_ENTRIES ((PID_MAX_LIMIT + 8*PAGE_SIZE - 1)/PAGE_SIZE/8) +#define BITS_PER_PAGE (PAGE_SIZE * 8) +#define PIDMAP_ENTRIES ((PID_MAX_LIMIT+BITS_PER_PAGE-1)/BITS_PER_PAGE) struct bsd_acct_struct; |