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authorSukadev Bhattiprolu <sukadev@us.ibm.com>2007-05-10 22:22:58 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-11 08:29:35 -0700
commite713d0dab21a68500720e222fa02567fc7dfb14b (patch)
treea56f90ce94d9287b73da6db72ed0e73542a70a07 /fs
parent4ac24b3ba9016881b11646114bb5cd12cf23edd9 (diff)
downloadop-kernel-dev-e713d0dab21a68500720e222fa02567fc7dfb14b.zip
op-kernel-dev-e713d0dab21a68500720e222fa02567fc7dfb14b.tar.gz
attach_pid() with struct pid parameter
attach_pid() currently takes a pid_t and then uses find_pid() to find the corresponding struct pid. Sometimes we already have the struct pid. We can then skip find_pid() if attach_pid() were to take a struct pid parameter. Signed-off-by: Sukadev Bhattiprolu <sukadev@us.ibm.com> Cc: Cedric Le Goater <clg@fr.ibm.com> Cc: Dave Hansen <haveblue@us.ibm.com> Cc: Serge Hallyn <serue@us.ibm.com> Cc: <containers@lists.osdl.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/exec.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/exec.c b/fs/exec.c
index 1ba85c7..2255dc7 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -702,7 +702,7 @@ static int de_thread(struct task_struct *tsk)
*/
detach_pid(tsk, PIDTYPE_PID);
tsk->pid = leader->pid;
- attach_pid(tsk, PIDTYPE_PID, tsk->pid);
+ attach_pid(tsk, PIDTYPE_PID, find_pid(tsk->pid));
transfer_pid(leader, tsk, PIDTYPE_PGID);
transfer_pid(leader, tsk, PIDTYPE_SID);
list_replace_rcu(&leader->tasks, &tsk->tasks);
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