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powerpc/64/kexec: Remove BookE special default_machine_kexec_prepare() 

The only difference is now the TCE table check which doesn't need
to be ifdef'ed out, it will basically do nothing on BookE (it is
only useful for ancient IBM machines).

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Benjamin Herrenschmidt 2016-08-19 14:22:39 +05:30 committed by Michael Ellerman
parent b970b41ea6
commit 3eabf88579
1 changed files with 0 additions and 16 deletions
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16
arch/powerpc/kernel/machine_kexec_64.c
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@ -32,21 +32,6 @@
#include <asm/hw_breakpoint.h>
#include <asm/asm-prototypes.h>
#ifdef CONFIG_PPC_BOOK3E
int default_machine_kexec_prepare(struct kimage *image)
{
int i;
/*
* Since we use the kernel fault handlers and paging code to
* handle the virtual mode, we must make sure no destination
* overlaps kernel static data or bss.
*/
for (i = 0; i < image->nr_segments; i++)
if (image->segment[i].mem < __pa(_end))
return -ETXTBSY;
return 0;
}
#else
int default_machine_kexec_prepare(struct kimage *image)
{
int i;
@ -86,7 +71,6 @@ int default_machine_kexec_prepare(struct kimage *image)
return 0;
}
#endif /* !CONFIG_PPC_BOOK3E */
static void copy_segments(unsigned long ind)
{