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authorChristophe Leroy <christophe.leroy@c-s.fr>2019-05-07 13:31:38 +0000
committerMichael Ellerman <mpe@ellerman.id.au>2019-07-01 16:26:54 +1000
commitf079bb3c5f2978b2c1a13098ab2a8c32e5d1ee3d (patch)
treebc15b64c7791e75fb60414b527a434515745d658 /arch/powerpc/Kconfig
parentrecordmcount: Fix spurious mcount entries on powerpc (diff)
downloadlinux-dev-f079bb3c5f2978b2c1a13098ab2a8c32e5d1ee3d.tar.xz
linux-dev-f079bb3c5f2978b2c1a13098ab2a8c32e5d1ee3d.zip
powerpc/ftrace: Enable C Version of recordmcount
Selects HAVE_C_RECORDMCOUNT to use the C version of the recordmcount intead of the old Perl Version of recordmcount. This should improve build time. It also seems like the old Perl Version misses some calls to _mcount that the C version finds. Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/Kconfig')
-rw-r--r--arch/powerpc/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index f0e5b38d52e8..3adff91bc856 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -176,6 +176,7 @@ config PPC
select HAVE_ARCH_NVRAM_OPS
select HAVE_ARCH_SECCOMP_FILTER
select HAVE_ARCH_TRACEHOOK
+ select HAVE_C_RECORDMCOUNT
select HAVE_CBPF_JIT if !PPC64
select HAVE_STACKPROTECTOR if PPC64 && $(cc-option,-mstack-protector-guard=tls -mstack-protector-guard-reg=r13)
select HAVE_STACKPROTECTOR if PPC32 && $(cc-option,-mstack-protector-guard=tls -mstack-protector-guard-reg=r2)