Hello:
This patch was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@xxxxxxxxxx>:
On Sat, 4 Jan 2025 01:39:46 +0000 you wrote:
> From: Pu Lehui <pulehui@xxxxxxxxxx>
>
> Commit ef1b808e3b7c ("bpf: Fix UAF via mismatching bpf_prog/attachment
> RCU flavors") resolved a possible UAF issue in uprobes that attach
> non-sleepable bpf prog by explicitly waiting for a tasks-trace-RCU grace
> period. But, in the current implementation, synchronize_rcu_tasks_trace
> is included within the mutex critical section, which increases the
> length of the critical section and may affect performance. So let's move
> out synchronize_rcu_tasks_trace from mutex CS.
>
> [...]
Here is the summary with links:
- [bpf-next,v2] bpf: Move out synchronize_rcu_tasks_trace from mutex CS
https://git.kernel.org/bpf/bpf-next/c/ca3c4f646a9f
You are awesome, thank you!
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