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powerpc: Fix endian issues in kexec and crash dump code

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We expose a number of OF properties in the kexec and crash dump code
and these need to be big endian.

Cc: stable@vger.kernel.org # v3.13
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Anton Blanchard
2014-01-22 08:40:28 +11:00
committed by Benjamin Herrenschmidt
parent 04a341138d
commit ea961a828f
2 changed files with 14 additions and 6 deletions
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6
arch/powerpc/kernel/machine_kexec_64.c
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@@ -369,6 +369,7 @@ void default_machine_kexec(struct kimage *image)
/* Values we need to export to the second kernel via the device tree. */
static unsigned long htab_base;
static unsigned long htab_size;
static struct property htab_base_prop = {
.name = "linux,htab-base",
@@ -379,7 +380,7 @@ static struct property htab_base_prop = {
static struct property htab_size_prop = {
.name = "linux,htab-size",
.length = sizeof(unsigned long),
.value = &htab_size_bytes,
.value = &htab_size,
};
static int __init export_htab_values(void)
@@ -403,8 +404,9 @@ static int __init export_htab_values(void)
if (prop)
of_remove_property(node, prop);
htab_base = __pa(htab_address);
htab_base = cpu_to_be64(__pa(htab_address));
of_add_property(node, &htab_base_prop);
htab_size = cpu_to_be64(htab_size_bytes);
of_add_property(node, &htab_size_prop);
of_node_put(node);