Re: [patch v4 02/27] signal: Prevent user space from setting si_sys_private

[Frederic Weisbecker]

Le Fri, Sep 27, 2024 at 10:48:41AM +0200, Thomas Gleixner a écrit :
> From: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> 
> The si_sys_private member of siginfo is used to handle posix-timer rearming
> from the signal delivery path. Prevent user space from setting it as that
> creates inconsistent state.
> 
> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Acked-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>

Funny that this field is exposed to userspace.

Anyway:

Acked-by: Frederic Weisbecker <frederic@xxxxxxxxxx>