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ARM: 6119/1: kdump: skip indirection page when crashing

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When we are crashing there is no indirection page in place. Only
control page is present.

Signed-off-by: Mika Westerberg <ext-mika.1.westerberg@nokia.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Mika Westerberg 2010-05-10 09:24:53 +01:00 committed by Russell King
parent c63836204b
commit 8594a0c333
1 changed files with 6 additions and 0 deletions
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6
arch/arm/kernel/relocate_kernel.S
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@ -10,6 +10,12 @@ relocate_new_kernel:
ldr r0,kexec_indirection_page ldr r0,kexec_indirection_page
ldr r1,kexec_start_address ldr r1,kexec_start_address
/*
* If there is no indirection page (we are doing crashdumps)
* skip any relocation.
*/
cmp r0, #0
beq 2f
0: /* top, read another word for the indirection page */ 0: /* top, read another word for the indirection page */
ldr r3, [r0],#4 ldr r3, [r0],#4