linux-kernel - Re: [PATCH] bootconfig: Fix testcase to increase max node

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Date:   Tue, 14 Mar 2023 11:12:13 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     "Masami Hiramatsu (Google)" <mhiramat@...nel.org>
Cc:     linux-trace-kernel@...r.kernel.org,
        Heinz Wiesinger <pprkut@...ckware.com>, andersson@...nel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        quic_rjendra@...cinc.com, quic_saipraka@...cinc.com,
        quic_sibis@...cinc.com
Subject: Re: [PATCH] bootconfig: Fix testcase to increase max node

On Mon, 13 Mar 2023 22:56:09 +0900
"Masami Hiramatsu (Google)" <mhiramat@...nel.org> wrote:

> @@ -87,10 +88,16 @@ xfail grep -i "error" $OUTFILE
>  
>  echo "Max node number check"
>  
> -echo -n > $TEMPCONF
> -for i in `seq 1 1024` ; do
> -   echo "node$i" >> $TEMPCONF

Do you need this extra file?

> -done
> +cat > $AWKFILE << EOF
> +BEGIN {
> +  for (i = 0; i < 26; i += 1)
> +      printf("%c\n", 65 + i % 26)
> +  for (i = 26; i < 8192; i += 1)
> +      printf("%c%c%c\n", 65 + i % 26, 65 + (i / 26) % 26, 65 + (i / 26 / 26))
> +}
> +EOF
> +awk -f "$AWKFILE" > $TEMPCONF

Couldn't the above just be:

awk '
	BEGIN {
		for (i = 0; i < 26; i += 1)
			printf("%c\n", 65 + i % 26)
		for (i = 26; i < 8192; i += 1)
			printf("%c%c%c\n", 65 + i % 26, 65 + (i / 26) % 26, 65 + (i / 26 / 26))
	}
' > $TEMPCONF

and not need the extra file?

-- Steve


>  xpass $BOOTCONF -a $TEMPCONF $INITRD
>  
>  echo "badnode" >> $TEMPCONF