From: Vijaya Kumar K <vijaya.ku...@caviumnetworks.com>
Allocate sub_section dynamically. Remove dependency
on TARGET_PAGE_SIZE to make run-time page size detection
for arm platforms.
Signed-off-by: Vijaya Kumar K <vija...@cavium.com>
Message-id: 1465808915-4887-3-git-send-email-vija...@caviumnetworks.com
[PMM: use flexible array member rather than separate malloc
so we don't need an extra pointer deref when using it]
Reviewed-by: Richard Henderson <r...@twiddle.net>
Signed-off-by: Peter Maydell <peter.mayd...@linaro.org>
---
exec.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/exec.c b/exec.c
index 374c364..86b09ac 100644
--- a/exec.c
+++ b/exec.c
@@ -153,7 +153,7 @@ typedef struct subpage_t {
MemoryRegion iomem;
AddressSpace *as;
hwaddr base;
- uint16_t sub_section[TARGET_PAGE_SIZE];
+ uint16_t sub_section[];
} subpage_t;
#define PHYS_SECTION_UNASSIGNED 0
@@ -2205,8 +2205,7 @@ static subpage_t *subpage_init(AddressSpace *as, hwaddr
base)
{
subpage_t *mmio;
- mmio = g_malloc0(sizeof(subpage_t));
-
+ mmio = g_malloc0(sizeof(subpage_t) + TARGET_PAGE_SIZE * sizeof(uint16_t));
mmio->as = as;
mmio->base = base;
memory_region_init_io(&mmio->iomem, NULL, &subpage_ops, mmio,
--
2.7.4
