| Date | Mon, 6 Jan 2020 05:11:25 +0100 | From | Frederic Weisbecker <> | Subject | Re: [patch V2 09/17] x86/entry: Remove _TIF_NOHZ from _TIF_WORK_SYSCALL_ENTRY |
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On Wed, Oct 23, 2019 at 02:27:14PM +0200, Thomas Gleixner wrote: > From: Thomas Gleixner <tglx@linutronix.de> > > Evaluating _TIF_NOHZ to decide whether to use the slow syscall entry path > is not only pointless, it's actually counterproductive: > > 1) Context tracking code is invoked unconditionally before that flag is > evaluated. > > 2) If the flag is set the slow path is invoked for nothing due to #1 > > Remove it. > > Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
I'm borrowing this patch for a series of mine. But if you apply it in the meantime, that would be even better :-)
Thanks!
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