Re: [RFC] Rewrite page fault interception in TTM drivers

2018-04-16 Thread Christian König
Am 15.04.2018 um 05:31 schrieb Matthew Wilcox: Three^W Two of the TTM drivers intercept the pagefault handler in a rather un-Linuxy and racy way. If they really must intercept the fault call (and it's not clear to me that they need to), I'd rather see them do it like this. The QXL driver seems

[RFC] Rewrite page fault interception in TTM drivers

2018-04-16 Thread Matthew Wilcox
Three^W Two of the TTM drivers intercept the pagefault handler in a rather un-Linuxy and racy way. If they really must intercept the fault call (and it's not clear to me that they need to), I'd rather see them do it like this. The QXL driver seems least likely to need it; as the virtio driver