From: Alexey Khoroshilov <khoroshilov@ispras.ru>
To: Ralf Baechle <ralf@linux-mips.org>,
Paul Burton <paulburton@kernel.org>,
James Hogan <jhogan@kernel.org>
Cc: Alexey Khoroshilov <khoroshilov@ispras.ru>,
linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] MIPS: allow building with kcov coverage
Date: Wed, 6 Nov 2019 20:28:42 +0300 [thread overview]
Message-ID: <1573061322-455-1-git-send-email-khoroshilov@ispras.ru> (raw)
Add ARCH_HAS_KCOV and HAVE_GCC_PLUGINS to MIPS config.
Disable instrumentation of vdso to avoid build failure.
Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
---
arch/mips/Kconfig | 2 ++
arch/mips/vdso/Makefile | 1 +
2 files changed, 3 insertions(+)
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 7cb8947..2ae1e6d 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -87,6 +87,8 @@ config MIPS
select SYSCTL_EXCEPTION_TRACE
select VIRT_TO_BUS
select ARCH_HAS_PTE_SPECIAL if !(32BIT && CPU_HAS_RIXI)
+ select ARCH_HAS_KCOV
+ select HAVE_GCC_PLUGINS
menu "Machine selection"
diff --git a/arch/mips/vdso/Makefile b/arch/mips/vdso/Makefile
index 996a934..e059389 100644
--- a/arch/mips/vdso/Makefile
+++ b/arch/mips/vdso/Makefile
@@ -75,6 +75,7 @@ CFLAGS_REMOVE_vdso.o = -pg
GCOV_PROFILE := n
UBSAN_SANITIZE := n
+KCOV_INSTRUMENT := n
#
# Shared build commands.
--
2.7.4
next reply other threads:[~2019-11-06 17:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-06 17:28 Alexey Khoroshilov [this message]
2019-11-09 1:35 ` [PATCH] MIPS: allow building with kcov coverage kbuild test robot
2019-11-11 19:51 ` Paul Burton
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