Messages in this thread | | | Subject | Re: dvb usb issues since kernel 4.9 | From | Hanna Hawa <> | Date | Tue, 17 Jul 2018 21:07:36 +0300 |
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Hi Linus,
On 07/17/2018 08:09 PM, Linus Torvalds wrote: > On Tue, Jul 17, 2018 at 4:58 AM Hanna Hawa <hannah@marvell.com> wrote: >> >> After some debug/bisect/diff, found that patch "softirq: Let ksoftirqd >> do its job" is problematic patch. > > Ok, this thread died down without any resolution. > >> - Using v4.14.0 (including softirq patch) and the additional fix >> proposed by Linus - no timeout issue. > > Are you talking about the patch that made HI_SOFTIRQ and > TASKLET_SOFTIRQ special, and had this: > > #define SOFTIRQ_NOW_MASK ((1 << HI_SOFTIRQ) | (1 << TASKLET_SOFTIRQ)) > > in it? yes, exactly..
Link to the patch: https://git.linuxtv.org/mchehab/experimental.git/commit/?h=v4.15%2bmedia%2bdwc2&id=ccf833fd4a5b99c3d3cf2c09c065670f74a230a7
Thanks, Hanna
> > I think I'll just commit the damn thing. It's hacky, but it's simple, > and it never got applied because we had smarter suggestions. But the > smarter suggestions never ended up being applied either, so.. > > Linus >
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