linux-kernel - [PATCH 05/14] selftests/mm: Build with -O2

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Message-ID: <20241209095019.1732120-6-kevin.brodsky@arm.com>
Date: Mon,  9 Dec 2024 09:50:10 +0000
From: Kevin Brodsky <kevin.brodsky@....com>
To: linux-mm@...ck.org
Cc: linux-kernel@...r.kernel.org,
	Kevin Brodsky <kevin.brodsky@....com>,
	akpm@...ux-foundation.org,
	aruna.ramakrishna@...cle.com,
	catalin.marinas@....com,
	dave.hansen@...ux.intel.com,
	joey.gouly@....com,
	keith.lucas@...cle.com,
	ryan.roberts@....com,
	shuah@...nel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kselftest@...r.kernel.org,
	x86@...nel.org
Subject: [PATCH 05/14] selftests/mm: Build with -O2

The mm kselftests are currently built with no optimisation (-O0).
It's unclear why, and besides being obviously suboptimal, this also
prevents the pkeys tests from working as intended. Let's build all
the tests with -O2.

Signed-off-by: Kevin Brodsky <kevin.brodsky@....com>
---
 tools/testing/selftests/mm/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/mm/Makefile b/tools/testing/selftests/mm/Makefile
index 3de23ea4663f..814b17a43385 100644
--- a/tools/testing/selftests/mm/Makefile
+++ b/tools/testing/selftests/mm/Makefile
@@ -33,7 +33,7 @@ endif
 # LDLIBS.
 MAKEFLAGS += --no-builtin-rules
 
-CFLAGS = -Wall -I $(top_srcdir) $(EXTRA_CFLAGS) $(KHDR_INCLUDES) $(TOOLS_INCLUDES)
+CFLAGS = -Wall -O2 -I $(top_srcdir) $(EXTRA_CFLAGS) $(KHDR_INCLUDES) $(TOOLS_INCLUDES)
 LDLIBS = -lrt -lpthread -lm
 
 KDIR ?= /lib/modules/$(shell uname -r)/build
-- 
2.47.0