On Fri, 12 Oct 2012, Ming Lei wrote:
> > Keeping allowed gfp_flag inside task_struct should be one solution, and
> > let that teach mm to allocate memory, see the draft idea below:
> >
> > diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c
> > index c0543c8..781447f 100644
> > --- a/drivers/usb/storage/transport.c
> > +++ b/drivers/usb/storage/transport.c
> > @@ -1329,11 +1329,13 @@ EXPORT_SYMBOL_GPL(usb_stor_Bulk_reset);
> > int usb_stor_port_reset(struct us_data *us)
> > {
> > int result;
> > + gfp_t orig_gfp = tsk_get_allowd_gfp(current);
Absolute and total nitpick: any reason for not calling it '_allowed_'?
Let's try to make it friendly for random grepping.
--
Jiri Kosina
SUSE Labs
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