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authorBaoquan He <bhe@redhat.com>2024-01-24 13:12:48 +0800
committerAndrew Morton <akpm@linux-foundation.org>2024-02-23 17:48:23 -0800
commit086d67ef33ecd07ef58f271bb35c1efd20c5acbf (patch)
tree0a0b51e85e040acea8326176eb3f11381a26bf33 /arch/powerpc/Kconfig
parent40254101d87870b2e5ac3ddc28af40aa04c48486 (diff)
ppc, crash: enforce KEXEC and KEXEC_FILE to select CRASH_DUMP
In PowerPC, the crash dumping and kexec reboot share code in arch_kexec_locate_mem_hole(), in which struct crash_mem is used. Here enfoce enforce KEXEC and KEXEC_FILE to select CRASH_DUMP for now. [bhe@redhat.com: fix allnoconfig on ppc] Link: https://lkml.kernel.org/r/ZbJwMyCpz4HDySoo@MiWiFi-R3L-srv Link: https://lkml.kernel.org/r/20240124051254.67105-9-bhe@redhat.com Signed-off-by: Baoquan He <bhe@redhat.com> Acked-by: Hari Bathini <hbathini@linux.ibm.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Eric W. Biederman <ebiederm@xmission.com> Cc: Pingfan Liu <piliu@redhat.com> Cc: Klara Modin <klarasmodin@gmail.com> Cc: Michael Kelley <mhklinux@outlook.com> Cc: Nathan Chancellor <nathan@kernel.org> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Yang Li <yang.lee@linux.alibaba.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'arch/powerpc/Kconfig')
-rw-r--r--arch/powerpc/Kconfig6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index a9efaf87966d..c3b44eba0533 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -608,6 +608,11 @@ config PPC64_SUPPORTS_MEMORY_FAILURE
config ARCH_SUPPORTS_KEXEC
def_bool PPC_BOOK3S || PPC_E500 || (44x && !SMP)
+config ARCH_SELECTS_KEXEC
+ def_bool y
+ depends on KEXEC
+ select CRASH_DUMP
+
config ARCH_SUPPORTS_KEXEC_FILE
def_bool PPC64
@@ -618,6 +623,7 @@ config ARCH_SELECTS_KEXEC_FILE
def_bool y
depends on KEXEC_FILE
select KEXEC_ELF
+ select CRASH_DUMP
select HAVE_IMA_KEXEC if IMA
config PPC64_BIG_ENDIAN_ELF_ABI_V2