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From:   Randy Dunlap <rdunlap@infradead.org>
To:     linux-kernel@vger.kernel.org
Cc:     Randy Dunlap <rdunlap@infradead.org>,
        "Chen, Rong A" <rong.a.chen@intel.com>,
        Michael Ellerman <mpe@ellerman.id.au>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Paul Mackerras <paulus@samba.org>,
        linuxppc-dev@lists.ozlabs.org, Nicholas Piggin <npiggin@gmail.com>
Subject: [PATCH] powerpc/head_check: use stdout for error messages
Date:   Sun, 15 Aug 2021 15:23:34 -0700
Message-Id: <20210815222334.9575-1-rdunlap@infradead.org>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

Prefer stderr instead of stdout for error messages.
This is a good practice and can help CI error detecting and
reporting (0day in this case).

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: "Chen, Rong A" <rong.a.chen@intel.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: linuxppc-dev@lists.ozlabs.org
Cc: Nicholas Piggin <npiggin@gmail.com>
---
 arch/powerpc/tools/head_check.sh |   12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

--- linux-next-20210813.orig/arch/powerpc/tools/head_check.sh
+++ linux-next-20210813/arch/powerpc/tools/head_check.sh
@@ -56,9 +56,9 @@ expected_start_head_addr=$vma
 start_head_addr=$(cat .tmp_symbols.txt | grep " t start_first_256B$" | cut -d' ' -f1)
 
 if [ "$start_head_addr" != "$expected_start_head_addr" ]; then
-	echo "ERROR: head code starts at $start_head_addr, should be $expected_start_head_addr"
-	echo "ERROR: try to enable LD_HEAD_STUB_CATCH config option"
-	echo "ERROR: see comments in arch/powerpc/tools/head_check.sh"
+	echo "ERROR: head code starts at $start_head_addr, should be $expected_start_head_addr" 1>&2
+	echo "ERROR: try to enable LD_HEAD_STUB_CATCH config option" 1>&2
+	echo "ERROR: see comments in arch/powerpc/tools/head_check.sh" 1>&2
 
 	exit 1
 fi
@@ -70,9 +70,9 @@ expected_start_text_addr=$(cat .tmp_symb
 start_text_addr=$(cat .tmp_symbols.txt | grep " t start_text$" | cut -d' ' -f1)
 
 if [ "$start_text_addr" != "$expected_start_text_addr" ]; then
-	echo "ERROR: start_text address is $start_text_addr, should be $expected_start_text_addr"
-	echo "ERROR: try to enable LD_HEAD_STUB_CATCH config option"
-	echo "ERROR: see comments in arch/powerpc/tools/head_check.sh"
+	echo "ERROR: start_text address is $start_text_addr, should be $expected_start_text_addr" 1>&2
+	echo "ERROR: try to enable LD_HEAD_STUB_CATCH config option" 1>&2
+	echo "ERROR: see comments in arch/powerpc/tools/head_check.sh" 1>&2
 
 	exit 1
 fi