On Wed, Nov 05, 2025 at 12:16:42PM +0100, Stefano Garzarella wrote:
> On Tue, Nov 04, 2025 at 01:50:50PM -0800, Bobby Eshleman wrote:
> > From: Bobby Eshleman <[email protected]>
> > 
> > Sometimes VMs will have some intermittent dmesg warnings that are
> > unrelated to vsock. Change the dmesg parsing to filter on strings
> > containing 'vsock' to avoid false positive failures that are unrelated
> > to vsock. The downside is that it is possible for some vsock related
> > warnings to not contain the substring 'vsock', so those will be missed.
> > 
> > Fixes: a4a65c6fe08b ("selftests/vsock: add initial vmtest.sh for vsock")
> > Reviewed-by: Simon Horman <[email protected]>
> > Signed-off-by: Bobby Eshleman <[email protected]>
> > ---
> > Previously was part of the series:
> > https://lore.kernel.org/all/20251022-vsock-selftests-fixes-and-improvements-v1-0-edeb179d6...@meta.com/
> > ---
> > tools/testing/selftests/vsock/vmtest.sh | 8 ++++----
> > 1 file changed, 4 insertions(+), 4 deletions(-)
> > 
> > diff --git a/tools/testing/selftests/vsock/vmtest.sh 
> > b/tools/testing/selftests/vsock/vmtest.sh
> > index edacebfc1632..e1732f236d14 100755
> > --- a/tools/testing/selftests/vsock/vmtest.sh
> > +++ b/tools/testing/selftests/vsock/vmtest.sh
> > @@ -389,9 +389,9 @@ run_test() {
> >     local rc
> > 
> >     host_oops_cnt_before=$(dmesg | grep -c -i 'Oops')
> > -   host_warn_cnt_before=$(dmesg --level=warn | wc -l)
> > +   host_warn_cnt_before=$(dmesg --level=warn | grep -c -i 'vsock')
> >     vm_oops_cnt_before=$(vm_ssh -- dmesg | grep -c -i 'Oops')
> > -   vm_warn_cnt_before=$(vm_ssh -- dmesg --level=warn | wc -l)
> > +   vm_warn_cnt_before=$(vm_ssh -- dmesg --level=warn | grep -c -i 'vsock')
> > 
> >     name=$(echo "${1}" | awk '{ print $1 }')
> >     eval test_"${name}"
> > @@ -403,7 +403,7 @@ run_test() {
> >             rc=$KSFT_FAIL
> >     fi
> > 
> > -   host_warn_cnt_after=$(dmesg --level=warn | wc -l)
> > +   host_warn_cnt_after=$(dmesg --level=warn | grep -c -i vsock)
> 
> In the previous hunk we quoted 'vsock', but here and in the next we did
> not. Can we be consistent at least in the same patch ?
> 
> The rest LGTM.
> 
> Stefano

Just sent the update, sorry for the oversight.

Best,
Bobby

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