* [PATCH 5/6] xtensa: Flat DeviceTree copy not future-safe
[not found] <1372089360-10079-1-git-send-email-jcmvbkbc@gmail.com>
@ 2013-06-24 15:55 ` Max Filippov
0 siblings, 0 replies; only message in thread
From: Max Filippov @ 2013-06-24 15:55 UTC (permalink / raw)
To: Chris Zankel
Cc: Marc Gauthier, linux-xtensa, Vineet Gupta, Vineet Gupta,
Max Filippov, linux-kernel
From: Vineet Gupta <Vineet.Gupta1@synopsys.com>
flat DT copy code calls bootmem allocator with @align = 0.
This is probably OK with legacy allocator which xtensa uses right now,
but this will panic right away with memblock allocator
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Cc: Chris Zankel <chris@zankel.net>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Cc: Marc Gauthier <marc@tensilica.com>
Cc: linux-xtensa@linux-xtensa.org
Cc: linux-kernel@vger.kernel.org
Acked-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
---
arch/xtensa/kernel/setup.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c
index 14c6c3a..42a8bba 100644
--- a/arch/xtensa/kernel/setup.c
+++ b/arch/xtensa/kernel/setup.c
@@ -256,7 +256,7 @@ void __init early_init_devtree(void *params)
static void __init copy_devtree(void)
{
void *alloc = early_init_dt_alloc_memory_arch(
- be32_to_cpu(initial_boot_params->totalsize), 0);
+ be32_to_cpu(initial_boot_params->totalsize), 8);
if (alloc) {
memcpy(alloc, initial_boot_params,
be32_to_cpu(initial_boot_params->totalsize));
--
1.7.7.6
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