[v3,5/7] powerpc: Add ppc_md.name to dump stack arch description

Message ID 20190207124635.3885-5-mpe@ellerman.id.au
State New
Headers show
Series
  • [v3,1/7] dump_stack: Support adding to the dump stack arch description
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Commit Message

Michael Ellerman Feb. 7, 2019, 12:46 p.m.
As soon as we know the name of the machine description we're using, add
it to the dump stack arch description, which is printed in case of an
oops.

eg: Hardware name: ... machine:pSeries

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
---
 arch/powerpc/kernel/setup-common.c | 3 +++
 1 file changed, 3 insertions(+)

Patch

diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index ca00fbb97cf8..00d900b1e584 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -21,6 +21,7 @@ 
 #include <linux/delay.h>
 #include <linux/initrd.h>
 #include <linux/platform_device.h>
+#include <linux/printk.h>
 #include <linux/seq_file.h>
 #include <linux/ioport.h>
 #include <linux/console.h>
@@ -638,6 +639,8 @@  void probe_machine(void)
 		for (;;);
 	}
 
+	dump_stack_add_arch_desc("machine:%s", ppc_md.name);
+
 	printk(KERN_INFO "Using %s machine description\n", ppc_md.name);
 }