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powerpc: Print the kernel load address at the end of prom_init

Message ID 1470814169.3015.100.camel@kernel.crashing.org (mailing list archive)
State Accepted
Headers show

Commit Message

Benjamin Herrenschmidt Aug. 10, 2016, 7:29 a.m. UTC 
This makes it easier to debug crashes that happen very early before
the kernel takes over Open Firmware by allowing us to relate the OF
reported crashing addresses to offsets within the kernel.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---

Comments

Michael Ellerman Aug. 11, 2016, 11:16 a.m. UTC | #1 
On Wed, 2016-10-08 at 07:29:29 UTC, Benjamin Herrenschmidt wrote:
> This makes it easier to debug crashes that happen very early before
> the kernel takes over Open Firmware by allowing us to relate the OF
> reported crashing addresses to offsets within the kernel.
> 
> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

Applied to powerpc fixes, thanks.

https://git.kernel.org/powerpc/c/7d70c63c7132eb95e428e94524

cheers
diff mbox

Patch

diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 6ee4b72..2ea0ea5 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -2940,7 +2940,7 @@  unsigned long __init prom_init(unsigned long r3, unsigned long r4,
 
 	/* Don't print anything after quiesce under OPAL, it crashes OFW */
 	if (of_platform != PLATFORM_OPAL) {
-		prom_printf("Booting Linux via __start() ...\n");
+		prom_printf("Booting Linux via __start() @%lx ...\n", kbase);
 		prom_debug("->dt_header_start=0x%x\n", hdr);
 	}