Re: [PATCH v2] cinergyT2-core: don't do DMA on stack

2016-10-07 Thread Mauro Carvalho Chehab
Em Fri, 7 Oct 2016 15:50:40 +0200 Jörg Otte escreveu: > 2016-10-06 20:29 GMT+02:00 Mauro Carvalho Chehab : > > Em Thu, 6 Oct 2016 10:27:56 -0700 > > Andy Lutomirski escreveu: > > > Patch works for me! > Thanks, Jörg Thanks

Re: [PATCH v2] cinergyT2-core: don't do DMA on stack

2016-10-07 Thread Mauro Carvalho Chehab
Em Fri, 7 Oct 2016 15:50:40 +0200 Jörg Otte escreveu: > 2016-10-06 20:29 GMT+02:00 Mauro Carvalho Chehab : > > Em Thu, 6 Oct 2016 10:27:56 -0700 > > Andy Lutomirski escreveu: > > > Patch works for me! > Thanks, Jörg Thanks for testing! I just sent a 26 patch series to address this issue.

Re: [PATCH v2] cinergyT2-core: don't do DMA on stack

2016-10-07 Thread Jörg Otte
ensource.com> >> > To: Linux Doc Mailing List <linux-...@vger.kernel.org> >> > Cc: Mauro Carvalho Chehab <mche...@s-opensource.com>, Mauro Carvalho >> > Chehab <mche...@infradead.org>, Mauro Carvalho Chehab <mche...@kernel.org> >> > Subject:

Re: [PATCH v2] cinergyT2-core: don't do DMA on stack

2016-10-07 Thread Jörg Otte
blem with VMAP_STACK=y" >> > thread. >> > >> > Forwarded message: >> > >> > Date: Wed, 5 Oct 2016 15:54:18 -0300 >> > From: Mauro Carvalho Chehab >> > To: Linux Doc Mailing List >> > Cc: Mauro Carvalho Chehab , Mauro Carvalho >> &

Re: [PATCH v2] cinergyT2-core: don't do DMA on stack

2016-10-06 Thread Mauro Carvalho Chehab
-opensource.com>, Mauro Carvalho Chehab > > <mche...@infradead.org>, Mauro Carvalho Chehab <mche...@kernel.org> > > Subject: [PATCH v2] cinergyT2-core: don't do DMA on stack > > > > > > The USB control messages require DMA to work. We cannot pass > >

Re: [PATCH v2] cinergyT2-core: don't do DMA on stack

2016-10-06 Thread Mauro Carvalho Chehab
> > > Date: Wed, 5 Oct 2016 15:54:18 -0300 > > From: Mauro Carvalho Chehab > > To: Linux Doc Mailing List > > Cc: Mauro Carvalho Chehab , Mauro Carvalho Chehab > > , Mauro Carvalho Chehab > > Subject: [PATCH v2] cinergyT2-core: don't do DMA on stack &g

Re: Fw: [PATCH v2] cinergyT2-core: don't do DMA on stack

2016-10-06 Thread Andy Lutomirski
alho Chehab <mche...@s-opensource.com> > To: Linux Doc Mailing List <linux-...@vger.kernel.org> > Cc: Mauro Carvalho Chehab <mche...@s-opensource.com>, Mauro Carvalho Chehab > <mche...@infradead.org>, Mauro Carvalho Chehab <mche...@kernel.org> > Subject:

Re: Fw: [PATCH v2] cinergyT2-core: don't do DMA on stack

2016-10-06 Thread Andy Lutomirski
Mailing List > Cc: Mauro Carvalho Chehab , Mauro Carvalho Chehab > , Mauro Carvalho Chehab > Subject: [PATCH v2] cinergyT2-core: don't do DMA on stack > > > The USB control messages require DMA to work. We cannot pass > a stack-allocated buffer, as it is not warranted that t

Fw: [PATCH v2] cinergyT2-core: don't do DMA on stack

2016-10-05 Thread Mauro Carvalho Chehab
alho Chehab <mche...@s-opensource.com>, Mauro Carvalho Chehab <mche...@infradead.org>, Mauro Carvalho Chehab <mche...@kernel.org> Subject: [PATCH v2] cinergyT2-core: don't do DMA on stack The USB control messages require DMA to work. We cannot pass a stack-allocated buffer, as

Fw: [PATCH v2] cinergyT2-core: don't do DMA on stack

2016-10-05 Thread Mauro Carvalho Chehab
[PATCH v2] cinergyT2-core: don't do DMA on stack The USB control messages require DMA to work. We cannot pass a stack-allocated buffer, as it is not warranted that the stack would be into a DMA enabled area. Signed-off-by: Mauro Carvalho Chehab --- Added the fixups made by Johannes Stezenbach