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Revert "memory: limit sections in the radix tree to the actual address space size"

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This reverts commit 86a8623692.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2013-05-27 13:18:01 +02:00
parent 5c8a00ce18
commit 99b9cc0679
2 changed files with 1 additions and 15 deletions
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13
exec.c
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@ -835,21 +835,10 @@ static void register_multipage(AddressSpaceDispatch *d, MemoryRegionSection *sec
section_index);
}
QEMU_BUILD_BUG_ON(TARGET_PHYS_ADDR_SPACE_BITS > MAX_PHYS_ADDR_SPACE_BITS)
static MemoryRegionSection limit(MemoryRegionSection section)
{
section.size = MIN(section.offset_within_address_space + section.size,
MAX_PHYS_ADDR + 1)
- section.offset_within_address_space;
return section;
}
static void mem_add(MemoryListener *listener, MemoryRegionSection *section)
{
AddressSpaceDispatch *d = container_of(listener, AddressSpaceDispatch, listener);
MemoryRegionSection now = limit(*section), remain = limit(*section);
MemoryRegionSection now = *section, remain = *section;
if ((now.offset_within_address_space & ~TARGET_PAGE_MASK)
|| (now.size < TARGET_PAGE_SIZE)) {

3
include/exec/memory.h
View File

@ -26,9 +26,6 @@
#include "exec/ioport.h"
#include "qemu/int128.h"
#define MAX_PHYS_ADDR_SPACE_BITS 62
#define MAX_PHYS_ADDR (((hwaddr)1 << MAX_PHYS_ADDR_SPACE_BITS) - 1)
typedef struct MemoryRegionOps MemoryRegionOps;
typedef struct MemoryRegionPortio MemoryRegionPortio;
typedef struct MemoryRegionMmio MemoryRegionMmio;