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crash_dump: fix compilation error (on MIPS at least) 

In file included from kernel/crash_dump.c:2:0:
  include/linux/crash_dump.h:22:27: error: unknown type name `pgprot_t'

when CONFIG_CRASH_DUMP=y

The error was traced back to commit 9cb218131d ("vmcore: introduce
remap_oldmem_pfn_range()")

include <asm/pgtable.h> to get the missing definition

Signed-off-by: Qais Yousef <qais.yousef@imgtec.com>
Reviewed-by: James Hogan <james.hogan@imgtec.com>
Cc: Michael Holzheu <holzheu@linux.vnet.ibm.com>
Acked-by: Vivek Goyal <vgoyal@redhat.com>
Cc: <stable@vger.kernel.org>	[3.12+]
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Qais Yousef 2014-01-14 17:56:41 -08:00 committed by Linus Torvalds
parent 03e5ac2fc3
commit 5a610fcc73
1 changed files with 2 additions and 0 deletions
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2
include/linux/crash_dump.h
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@ -6,6 +6,8 @@
#include <linux/proc_fs.h>
#include <linux/elf.h>
#include <asm/pgtable.h> /* for pgprot_t */
#define ELFCORE_ADDR_MAX (-1ULL)
#define ELFCORE_ADDR_ERR (-2ULL)