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| author | David Rientjes <rientjes@google.com> | 2014-04-07 15:37:27 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-04-07 16:35:54 -0700 |
| commit | 514ddb446c5c5a238eca32b7052b7a8accae4e93 (patch) | |
| tree | cce82322a396a2d00e69f659728ce29baae7d9f7 /kernel | |
| parent | 3b32123d734cb414e366b35a3b2142a995f9d1a0 (diff) | |
| download | linux-stable-514ddb446c5c5a238eca32b7052b7a8accae4e93.tar.gz linux-stable-514ddb446c5c5a238eca32b7052b7a8accae4e93.tar.bz2 linux-stable-514ddb446c5c5a238eca32b7052b7a8accae4e93.zip | |
fork: collapse copy_flags into copy_process
copy_flags() does not use the clone_flags formal and can be collapsed
into copy_process() for cleaner code.
Signed-off-by: David Rientjes <rientjes@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Christoph Lameter <cl@linux-foundation.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Tejun Heo <tj@kernel.org>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Jianguo Wu <wujianguo@huawei.com>
Cc: Tim Hockin <thockin@google.com>
Cc: Christoph Lameter <cl@linux.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/fork.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index bc0e96b78dfd..c777964c0662 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -1080,15 +1080,6 @@ static int copy_signal(unsigned long clone_flags, struct task_struct *tsk) return 0; } -static void copy_flags(unsigned long clone_flags, struct task_struct *p) -{ - unsigned long new_flags = p->flags; - - new_flags &= ~(PF_SUPERPRIV | PF_WQ_WORKER); - new_flags |= PF_FORKNOEXEC; - p->flags = new_flags; -} - SYSCALL_DEFINE1(set_tid_address, int __user *, tidptr) { current->clear_child_tid = tidptr; @@ -1238,7 +1229,8 @@ static struct task_struct *copy_process(unsigned long clone_flags, goto bad_fork_cleanup_count; delayacct_tsk_init(p); /* Must remain after dup_task_struct() */ - copy_flags(clone_flags, p); + p->flags &= ~(PF_SUPERPRIV | PF_WQ_WORKER); + p->flags |= PF_FORKNOEXEC; INIT_LIST_HEAD(&p->children); INIT_LIST_HEAD(&p->sibling); rcu_copy_process(p); |