On Wed, 2009-12-16 at 10:53 +0100, Fabrice Gasnier wrote:
> Hello,
> Please find attached a new patch that should take your latest remarks
> into account.
Merged, thanks.
> Regards,
>
> Fabrice.
>
> > On Mon, 2009-12-07 at 10:42 +0100, Fabrice Gasnier wrote:
> >
> >> Hello,
> >>
> >> I come back to you to submit a slightly different patch.
> >> I observed that __psos_t_delete sometimes returns ERR_OBJID after
> >> pthread_cancel has been issued, due to thread isn't found on kernel side.
> >> The attached patch uses the same mechanism as in native API
> >> (rt_task_delete) where equivalent error is being filtered.
> >>
> >>
> >
> > Correct.
> >
> >
> >> Please find attached this patch (formated with git format-patch origin).
> >>
> >> If it's looks like ok on your side, do you think this patch can be
> >> integrated in xenomai project?
> >>
> >>
> >
> > Yes, this patch makes sense. Time for nitpicking now:
> >
> >
> > + #ifdef CONFIG_XENO_OPT_PERVASIVE
> > + u_long pthread; /* hidden pthread_t identifier. */
> > + #endif
> > +
> >
> > Preprocessor statements should start at column 1.
> >
> > + if (!__xn_access_ok(curr, VERIFY_READ, bulk.a1, sizeof(name))) {
> > + return -EFAULT;
> > + }
> >
> > Single executable statement in conditional needs no braces.
> >
> > @@ -99,7 +107,10 @@ static int __t_create(struct task_struct *curr,
> > struct pt_regs *regs)
> > * about the new thread id, so we can manipulate its
> > * TCB pointer freely. */
> > tid = xnthread_handle(&task->threadbase);
> > - __xn_copy_to_user(curr, (void __user *)__xn_reg_arg4(regs),
> > &tid,
> > + #ifdef CONFIG_XENO_OPT_PERVASIVE
> > + task->pthread = bulk.a5; /* hidden pthread_t identifier. */
> > + #endif
> >
> > Same as above regarding the indentation, but most importantly, testing
> > CONFIG_OPT_XENO_PERVASIVE is redundant, since this file is only compiled
> > when in pervasive mode.
> >
> > + #ifdef CONFIG_XENO_OPT_PERVASIVE
> > + pthread = task->pthread; /* hidden pthread_t identifier. */
> > + #endif
> >
> > Same as above.
> >
> > Additionally, please make sure to prefix the commit message with the
> > sub-system impacted, i.e. psos in this case, and be more descriptive
> > regarding to the fix involved.
> >
> > E.g.
> > git commit -a -m "psos: send pthread_cancel() upon t_delete"
> >
> >
> >
--
Philippe.
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