Gitweb: http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=84406c...
Commit: 84406c153a5bfa5d8b428a0933e9d39db6b59a75
Parent: 081e4c8a75692c21f3a119a81ca3270081879d0e
Author: Pavel Emelyanov <xemul@openvz.org>
AuthorDate: Fri Jul 25 01:48:42 2008 -0700
Committer: Linus Torvalds <torvalds@linux-foundation.org>
CommitDate: Fri Jul 25 10:53:46 2008 -0700
pidns: use kzalloc when allocating new pid_namespace struct
It makes many fields initialization implicit helping in auto-setting
#ifdef-ed fields (bsd-acct related pointer will be such).
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
kernel/pid_namespace.c | 8 ++------
1 files changed, 2 insertions(+), 6 deletions(-)
diff --git a/kernel/pid_namespace.c b/kernel/pid_namespace.c
index 98702b4..06331cc 100644
--- a/kernel/pid_namespace.c
+++ b/kernel/pid_namespace.c
@@ -71,7 +71,7 @@ static struct pid_namespace *create_pid_namespace(unsigned int level)
struct pid_namespace *ns;
int i;
- ns = kmem_cache_alloc(pid_ns_cachep, GFP_KERNEL);
+ ns = kmem_cache_zalloc(pid_ns_cachep, GFP_KERNEL);
if (ns == NULL)
goto out;
@@ -84,17 +84,13 @@ static struct pid_namespace *create_pid_namespace(unsigned int level)
goto out_free_map;
kref_init(&ns->kref);
- ns->last_pid = 0;
- ns->child_reaper = NULL;
ns->level = level;
set_bit(0, ns->pidmap[0].page);
atomic_set(&ns->pidmap[0].nr_free, BITS_PER_PAGE - 1);
- for (i = 1; i < PIDMAP_ENTRIES; i++) {
- ns->pidmap[i].page = NULL;
+ for (i = 1; i < PIDMAP_ENTRIES; i++)
atomic_set(&ns->pidmap[i].nr_free, BITS_PER_PAGE);
- }
return ns;
--
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