On Tue, 3 Apr 2007 21:34:28 +0200
"Rafael J. Wysocki" <[EMAIL PROTECTED]> wrote:
> > However, the hunk
> >
> > @@ -1393,7 +1394,9 @@ long do_fork(unsigned long clone_flags,
> > tracehook_report_clone_complete(clone_flags, nr, p);
> >
> > if (clone_flags & CLONE_VFORK) {
> > + freezer_do_not_count();
> > wait_for_completion(&vfork);
> > + freezer_count();
> > tracehook_report_vfork_done(p, nr);
> > }
> > } else {
> >
> > Seems to be missing in the latest -mm's.
>
> Good catch!
>
> > Rafael / Andrew,
> > Any reasons for leaving this hunk out?
>
> No, absolutely not. It's needed.
>
> Moreover, freezer-fix-vfork-problem.patch from the broken-out -rc5-mm3
> contains it, so some other patch must have reverted this change.
>
> [looks]
>
> Ah, it's utrace-prep-2.patch . Andrew?
urgh, I screwed up, sorry.
utrace-prep-2 reverts a bit of the underlying tree so that the utrace
patches (which are against mainline) don't throw a tremendous reject which
has to be fixed each time I pull Roland's tree. I'm supposed to reapply
that change after the utrace patches but forgot.
--- a/kernel/fork.c~undo-utrace-prep-2
+++ a/kernel/fork.c
@@ -1387,7 +1387,9 @@ long do_fork(unsigned long clone_flags,
tracehook_report_clone_complete(clone_flags, nr, p);
if (clone_flags & CLONE_VFORK) {
+ freezer_do_not_count();
wait_for_completion(&vfork);
+ freezer_count();
if (likely(is_user))
tracehook_report_vfork_done(p, nr);
}
_
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