Re: [PATCH bpf v1] rqspinlock: Reset tail when preserving queue on deadlock

Hello:

This patch was applied to bpf/bpf.git (master)
by Eduard Zingerman <[email protected]>:

On Sun,  2 Aug 2026 04:17:59 +0200 you wrote:
> Currently, the destruction of the waiter queue is suppressed for
> rqspinlock in cases where a deadlock is detected. Deadlock checks happen
> relatively frequently (on entry for AA, within 1ms for ABBA), and waiter
> threads may not be involved in locking scenarios involving deadlocks.
> Thus, it is useful to not flush the queue and let other waiters take a
> stab at acquiring the lock after we detect a deadlock and exit.
> 
> [...]

Here is the summary with links:
  - [bpf,v1] rqspinlock: Reset tail when preserving queue on deadlock
    https://git.kernel.org/bpf/bpf/c/7a3c0289c3c8

You are awesome, thank you!
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