From b0ae5b6f3c298a005b73556740526c0e24a5633c Mon Sep 17 00:00:00 2001 From: Sourabh Jain Date: Fri, 16 Dec 2022 17:57:08 +0530 Subject: [PATCH] powerpc/kexec_file: print error string on usable memory property update failure Print the FDT error description along with the error message if failed to set the "linux,drconf-usable-memory" property in the kdump kernel's FDT. Signed-off-by: Sourabh Jain Acked-by: Hari Bathini Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/20221216122708.182154-1-sourabhjain@linux.ibm.com --- arch/powerpc/kexec/file_load_64.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/kexec/file_load_64.c b/arch/powerpc/kexec/file_load_64.c index ab80c49..110d28b 100644 --- a/arch/powerpc/kexec/file_load_64.c +++ b/arch/powerpc/kexec/file_load_64.c @@ -690,7 +690,8 @@ static int update_usable_mem_fdt(void *fdt, struct crash_mem *usable_mem) ret = fdt_setprop(fdt, node, "linux,drconf-usable-memory", um_info.buf, (um_info.idx * sizeof(u64))); if (ret) { - pr_err("Failed to update fdt with linux,drconf-usable-memory property"); + pr_err("Failed to update fdt with linux,drconf-usable-memory property: %s", + fdt_strerror(ret)); goto out; } } -- 2.7.4