linux-kernel - Re: [PATCH] tools/testing/selftests/livepatch: define max test-syscall processes

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Date: Fri, 31 May 2024 13:05:19 +0200 (CEST)
From: Miroslav Benes <mbenes@...e.cz>
To: Ryan Sullivan <rysulliv@...hat.com>
cc: live-patching@...r.kernel.org, linux-kselftest@...r.kernel.org, 
    linux-kernel@...r.kernel.org, mpdesouza@...e.com, jpoimboe@...nel.org, 
    jikos@...nel.org, pmladek@...e.com, joe.lawrence@...hat.com, 
    shuah@...nel.org
Subject: Re: [PATCH] tools/testing/selftests/livepatch: define max test-syscall
 processes

Hi,

On Wed, 29 May 2024, Ryan Sullivan wrote:

> Define a maximum allowable number of pids that can be livepatched in
> test-syscall.sh as with extremely large machines the output from a
> large number of processes overflows the dev/kmsg "expect" buffer in
> the "check_result" function and causes a false error.
> 
> Reported-by: CKI Project <cki-project@...hat.com>
> Signed-off-by: Ryan Sullivan <rysulliv@...hat.com>

a nit: we usually use just "selftests/livepatch:" prefix in Subject.

Acked-by: Miroslav Benes <mbenes@...e.cz>

M