Messages in this thread |  | | Date | Wed, 9 Jan 2013 09:27:46 -0800 | Subject | Re: [PATCH v7u1 26/31] x86: Don't enable swiotlb if there is not enough ram for it | From | Yinghai Lu <> |
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On Wed, Jan 9, 2013 at 5:24 AM, Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> wrote: > On Tue, Jan 08, 2013 at 05:12:02PM -0800, Yinghai Lu wrote: >> On Tue, Jan 8, 2013 at 5:07 PM, Yinghai Lu <yinghai@kernel.org> wrote: >> > On Tue, Jan 8, 2013 at 4:58 PM, Eric W. Biederman <ebiederm@xmission.com> wrote: >> > >> >> >> >> So instead we need to say? >> >> >> >> + if (no_iotlb_memory) >> >> + panic("Cannot allocate SWIOTLB buffer"); >> >> + >> >> >> >> Which is just making the panic a little later than it used to be and >> >> seems completely reasonable. >> > >> > yes, looks some driver just use map_single without checking results. >> >> update one. > > Please make it inline. >
please check updated attached. It should address all your request.
Thanks
Yinghai [unhandled content-type:application/octet-stream] |  |