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From: Babu Moger <babu.moger@amd.com>
To: Paolo Bonzini <pbonzini@redhat.com>, kvm@vger.kernel.org
Subject: Re: [PATCH kvm-unit-tests 0/2] access: cut more execution time on reserved bit tests
Date: Fri, 13 Aug 2021 10:32:24 -0500	[thread overview]
Message-ID: <3fe8d2c2-dc5d-06c4-6c0b-10b4da3a04d0@amd.com> (raw)
In-Reply-To: <20210813111225.3603660-1-pbonzini@redhat.com>



On 8/13/21 6:12 AM, Paolo Bonzini wrote:
> Cut execution time by another 25%, from ~4 minutes to 2:40.
> 
> Paolo Bonzini (2):
>   access: optimize check for multiple reserved bits
>   access: treat NX as reserved if EFER.NXE=0
> 
>  x86/access.c | 11 +++++++++--
>  1 file changed, 9 insertions(+), 2 deletions(-)
> 

Tested-by: Babu Moger <babu.moger@amd.com>

Looks good. Number of tests reduced by half.

Before the patch.

#./tests/access
enabling apic
starting test

run
41287685 tests, 0 failures
PASS access
===========================================
After the patch.

# time ./tests/access

run
28753925 tests, 0 failures
PASS access

Thanks
Babu

      parent reply	other threads:[~2021-08-13 15:32 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-13 11:12 [PATCH kvm-unit-tests 0/2] access: cut more execution time on reserved bit tests Paolo Bonzini
2021-08-13 11:12 ` [PATCH kvm-unit-tests 1/2] access: optimize check for multiple reserved bits Paolo Bonzini
2021-08-13 11:12 ` [PATCH kvm-unit-tests 2/2] access: treat NX as reserved if EFER.NXE=0 Paolo Bonzini
2021-08-13 15:32 ` Babu Moger [this message]

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