Add the PVR and CPU name to the dump stack arch description, which is printed in case of an oops.
eg: Hardware name: ... POWER8E (raw) pvr:0x4b0201 Signed-off-by: Michael Ellerman <m...@ellerman.id.au> --- arch/powerpc/kernel/prom.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c index 2e7a04dab2f7..7987d69f1785 100644 --- a/arch/powerpc/kernel/prom.c +++ b/arch/powerpc/kernel/prom.c @@ -30,6 +30,7 @@ #include <linux/libfdt.h> #include <linux/cpu.h> #include <linux/pgtable.h> +#include <linux/seq_buf.h> #include <asm/rtas.h> #include <asm/page.h> @@ -819,6 +820,10 @@ void __init early_init_devtree(void *params) dt_cpu_ftrs_scan(); + /* We can now set the CPU name & PVR for the oops output */ + seq_buf_printf(&ppc_hw_desc, "%s pvr:0x%04lx ", cur_cpu_spec->cpu_name, + mfspr(SPRN_PVR)); + /* Retrieve CPU related informations from the flat tree * (altivec support, boot CPU ID, ...) */ -- 2.37.3