[lkml]   [2022]   [May]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH net-next 0/3] UDP sock_wfree optimisations

This series was applied to netdev/net-next.git (master)
by David S. Miller <>:

On Thu, 28 Apr 2022 11:58:16 +0100 you wrote:
> The series is not UDP specific but that the main beneficiary. 2/3 saves one
> atomic in sock_wfree() and on top 3/3 removes an extra barrier.
> Tested with UDP over dummy netdev, 2038491 -> 2099071 req/s (or around +3%).
> note: in regards to 1/3, there is a "Should agree with poll..." comment
> that I don't completely get, and there is no git history to explain it.
> Though I can't see how it could rely on having the second check without
> racing with tasks woken by wake_up*().
> [...]

Here is the summary with links:
- [net-next,1/3] sock: dedup sock_def_write_space wmem_alloc checks
- [net-next,2/3] sock: optimise UDP sock_wfree() refcounting
- [net-next,3/3] sock: optimise sock_def_write_space barriers

You are awesome, thank you!
Deet-doot-dot, I am a bot.

 \ /
  Last update: 2022-05-01 14:22    [W:0.058 / U:0.228 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site