On Tue, Apr 21, 2026 at 01:59:21PM +0100, Mark Brown wrote:
> On Tue, Apr 21, 2026 at 11:19:34AM +0300, Mike Rapoport wrote:
> > On Mon, Apr 20, 2026 at 06:54:31PM +0100, Mark Brown wrote:
> 
> > > If that fflush() is needed it should go into the helper, particularly
> > > since ksft_finshed() calls exit() so the fflush() will never be reachd.
> 
> > Looks like I'm missing prints because of something in my environment, I'll
> > just drop the fflush().
> 
> Interesting.  Usually the culprit would be calls to _exit() that bypass
> the libc cleanup but I'm not seeing any right now...

Interesting indeed :)

My observations up till now that if I run the test on the host, it prints
everything (without fflush()) changes at all). If I run the same test in a
VM either using virtio-ng or ssh'ing into a debian VM, only the first part
of prints is displayed. However if I run protection_keys_64 | tee in the
same VM everything is printed.

I'll just drop the fflush() from this patch and will investigate later.

-- 
Sincerely yours,
Mike.

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