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xtensa: Flat DeviceTree copy not future-safe

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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>
Signed-off-by: Chris Zankel <chris@zankel.net>
This commit is contained in:
Vineet Gupta 2013-02-22 00:09:22 +05:30 • committed by Chris Zankel
parent a99e07ee5e
commit 220f535408
1 changed files with 1 additions and 1 deletions
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2
arch/xtensa/kernel/setup.c
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@ -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));