diff options
| author | Christophe Leroy <christophe.leroy@c-s.fr> | 2020-01-14 11:13:10 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-02-15 00:34:16 +0300 |
| commit | 05a23f436471816b6a22afd0511d3747972a564b (patch) | |
| tree | 517f6c74a103fde1e34704b765184521f2740768 /arch | |
| parent | 17f37249d7db610163e3ab87a8e6e8dd6dbd6112 (diff) | |
| download | linux-05a23f436471816b6a22afd0511d3747972a564b.tar.xz | |
powerpc/ptdump: Only enable PPC_CHECK_WX with STRICT_KERNEL_RWX
commit f509247b08f2dcf7754d9ed85ad69a7972aa132b upstream.
ptdump_check_wx() is called from mark_rodata_ro() which only exists
when CONFIG_STRICT_KERNEL_RWX is selected.
Fixes: 453d87f6a8ae ("powerpc/mm: Warn if W+X pages found on boot")
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/922d4939c735c6b52b4137838bcc066fffd4fc33.1578989545.git.christophe.leroy@c-s.fr
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/Kconfig.debug | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug index c59920920ddc..b915fe658979 100644 --- a/arch/powerpc/Kconfig.debug +++ b/arch/powerpc/Kconfig.debug @@ -371,7 +371,7 @@ config PPC_PTDUMP config PPC_DEBUG_WX bool "Warn on W+X mappings at boot" - depends on PPC_PTDUMP + depends on PPC_PTDUMP && STRICT_KERNEL_RWX help Generate a warning if any W+X mappings are found at boot. |