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s390/mem_detect: remove artificial kdump memory types

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Simplify the memory detection code a bit by removing the CHUNK_OLDMEM
and CHUNK_CRASHK memory types.
They are not needed. Everything that is needed is a mechanism to
insert holes into the detected memory.

Reviewed-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Heiko Carstens
2013-04-30 19:19:58 +02:00
committed by Martin Schwidefsky
parent d3383632d4
commit 996b4a7d8f
5 changed files with 41 additions and 103 deletions
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4
arch/s390/kernel/crash_dump.c
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@@ -89,7 +89,7 @@ static struct mem_chunk *get_memory_layout(void)
chunk_array = kzalloc_panic(MEMORY_CHUNKS * sizeof(struct mem_chunk));
detect_memory_layout(chunk_array, 0);
create_mem_hole(chunk_array, OLDMEM_BASE, OLDMEM_SIZE, CHUNK_CRASHK);
create_mem_hole(chunk_array, OLDMEM_BASE, OLDMEM_SIZE);
return chunk_array;
}
@@ -344,7 +344,7 @@ static int loads_init(Elf64_Phdr *phdr, u64 loads_offset)
for (i = 0; i < MEMORY_CHUNKS; i++) {
mem_chunk = &chunk_array[i];
if (mem_chunk->size == 0)
break;
continue;
if (chunk_array[i].type != CHUNK_READ_WRITE &&
chunk_array[i].type != CHUNK_READ_ONLY)
continue;