[RFC v1 10/10] powerpc: Add MMU_FTRS_POSSIBLE & MMU_FTRS_ALWAYS
From: "Ritesh Harjani (IBM)" <ritesh.list@gmail.com>
Date: 2026-02-25 11:05:34
Also in:
linux-mm
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Linus Torvalds
Similar to CPU_FTRS_[POSSIBLE|ALWAYS], let's also print MMU_FTRS_[ALWAYS|ALWAYS]. This has some useful data to capture during bootup. Signed-off-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com> --- arch/powerpc/kernel/setup-common.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index cb5b73adc250..002b312eb7e9 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c@@ -866,6 +866,10 @@ static __init void print_system_info(void) cur_cpu_spec->cpu_user_features, cur_cpu_spec->cpu_user_features2); pr_info("mmu_features = 0x%08x\n", cur_cpu_spec->mmu_features); + pr_info(" possible = 0x%016lx\n", + (unsigned long)MMU_FTRS_POSSIBLE); + pr_info(" always = 0x%016lx\n", + (unsigned long)MMU_FTRS_ALWAYS); #ifdef CONFIG_PPC64 pr_info("firmware_features = 0x%016lx\n", powerpc_firmware_features); #ifdef CONFIG_PPC_BOOK3S --
2.53.0