On 21 Nov 2022, at 17:32, Shuah Khan wrote: > On 11/21/22 15:01, Benjamin Coddington wrote: >> On 21 Nov 2022, at 16:43, Shuah Khan wrote: >> >>> On 11/21/22 14:40, Shuah Khan wrote: >>>> On 11/21/22 07:34, Benjamin Coddington wrote: >>>>> On 21 Nov 2022, at 8:56, David Howells wrote: >>>>> >>>>>> Benjamin Coddington <bcodding@xxxxxxxxxx> wrote: >>>>>> >>>>>>> Since moving to memalloc_nofs_save/restore, SUNRPC has stopped setting the >>>>>>> GFP_NOIO flag on sk_allocation which the networking system uses to decide >>>>>>> when it is safe to use current->task_frag. >>>>>> >>>>>> Um, what's task_frag? >>>>> >>>>> Its a per-task page_frag used to coalesce small writes for networking -- see: >>>>> >>>>> 5640f7685831 net: use a per task frag allocator >>>>> >>>>> Ben >>>>> >>>>> >>>> >>>> I am not seeing this in the mainline. Where can find this commit? >>>> >>> >>> Okay. I see this commit in the mainline. However, I don't see the >>> sk_use_task_frag in mainline. >> >> sk_use_task_frag is in patch 1/3 in this posting. >> >> https://lore.kernel.org/netdev/26d98c8f-372b-b9c8-c29f-096cddaff149@xxxxxxxxxxxxxxxxxxx/T/#m3271959c4cf8dcff1c0c6ba023b2b3821d9e7e99 >> > > Aha. I don't have 1/3 in my Inbox - I think it would make > sense to cc people on the first patch so we can understand > the premise for the change. Yeah, I can do that if it goes to another version, I was just trying to be considerate of all the noise this sort of posting generates. Ben