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powerpc/pseries: Disable relocation on exception while going down during crash.

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Disable relocation on exception while going down even in kdump case. This
is because we are about clear htab mappings while kexec-ing into kdump
kernel and we may run into issues if we still have AIL ON.

Signed-off-by: Mahesh Salgaonkar <mahesh@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Mahesh Salgaonkar 2014-01-31 00:30:45 +05:30 • committed by Benjamin Herrenschmidt
parent 8cc6b6cd87
commit 3ec8b78fcc
1 changed files with 1 additions and 2 deletions

3
arch/powerpc/platforms/pseries/setup.c
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@ -430,8 +430,7 @@ static void pSeries_machine_kexec(struct kimage *image)
{
long rc;
if (firmware_has_feature(FW_FEATURE_SET_MODE) &&
(image->type != KEXEC_TYPE_CRASH)) {
if (firmware_has_feature(FW_FEATURE_SET_MODE)) {
rc = pSeries_disable_reloc_on_exc();
if (rc != H_SUCCESS)
pr_warning("Warning: Failed to disable relocation on "