On Fri, Aug 21, 2020 at 09:21:37AM +0000, Robin Gong wrote: > On 2020/08/21 12:34 Richard Leitner <richard.leitner@xxxxxxxxxxx> wrote: > > On Thu, Aug 20, 2020 at 03:01:44PM +0000, Robin Gong wrote: > > > On 2020/08/19 22:26 Benjamin Bara - SKIDATA <Benjamin.Bara@xxxxxxxxxxx> > > wrote: > > > > > > > > @Robin: > > > > Is it possible to tag the commits for the stable-tree > > > > Cc: stable@xxxxxxxxxxxxxxx? > > > Could my patch work in your side? If yes, I will add > > > Cc: stable@xxxxxxxxxxxxxxx > > > > I've tested the patches 3 & 4 (removing sdmac->context_loaded) of the series > > you mentioned and sent Tested-by tags for them [1,2], as they fix the EIO > > problems for our use case. > > > > So from our side they are fine for stable. > > > Okay, I thought that's just decrease the issue in your side not totally fix, and the patch As Benjamin mentioned the issue isn't "fixed" for us from the logical/ technical side. Nonetheless the EIO error won't occur anymore with the patches applied. Therefore the issue is for me "fixed from a userspace point of view", as they don't get/see the error anymore. > I post in https://www.spinics.net/lists/arm-kernel/msg829972.html > could resolve the potential next descriptor wrongly freed by vchan_get_all_descriptors > in sdma_channel_terminate_work. Anyway, I'll add ' Cc: stable@xxxxxxxxxxxxxxx' and > your Tested-by tags in 3&4, then resend it again, thanks. Great. Thank you! regards;rl