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xen: fix too early kmalloc call

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Impact: fix bootup crash on xen guests

SLAB is not yet up, with earlyprintk it is giving me an Oops in __kmalloc.

Replace call to kmalloc() with alloc_bootmem().

Reported-by: Christophe Saout <christophe@saout.de>
Signed-off-by: Mike Travis <travis@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Christophe Saout 2009-01-11 11:46:23 -08:00 committed by Ingo Molnar
parent 92296c6d6e
commit 28e08861b9
1 changed files with 3 additions and 2 deletions
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5
drivers/xen/events.c
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@ -26,6 +26,7 @@
#include <linux/irq.h>
#include <linux/module.h>
#include <linux/string.h>
#include <linux/bootmem.h>
#include <asm/ptrace.h>
#include <asm/irq.h>
@ -831,8 +832,8 @@ void __init xen_init_IRQ(void)
int i;
size_t size = nr_cpu_ids * sizeof(struct cpu_evtchn_s);
cpu_evtchn_mask_p = kmalloc(size, GFP_KERNEL);
BUG_ON(cpu_evtchn_mask == NULL);
cpu_evtchn_mask_p = alloc_bootmem(size);
BUG_ON(cpu_evtchn_mask_p == NULL);
init_evtchn_cpu_bindings();