Re: [PATCH v1 2/3] Treewide: Stop corrupting socket's task_frag

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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.

thanks,
-- Shuah




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