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authorMaxim Ostapenko <m.ostapenko@samsung.com>2016-07-08 12:47:42 (GMT)
committerSoonKyu Park <sk7.park@samsung.com>2018-04-10 04:45:33 (GMT)
commit0260a51fc6ee88f374a7f3dca974440f7fc94825 (patch)
treeb97fcf3810be0e38279daf2a9e987063588c8bef
parent185780004b1727e4b60f4592e6c9fea4716b559a (diff)
downloadqemu-accepted/tizen_5.0_base.zip
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Switch off memory pages checks in qemu if memory regions are mapped by ASan Change-Id: I8233802ee35db00c799f5645072b8014f823b5c6 Signed-off-by: Maxim Ostapenko <m.ostapenko@samsung.com>
-rw-r--r--translate-all.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/translate-all.c b/translate-all.c
index 1e7c61b..5f66573 100644
--- a/translate-all.c
+++ b/translate-all.c
@@ -1291,6 +1291,16 @@ TranslationBlock *tb_gen_code(CPUState *cpu,
*/
void tb_invalidate_phys_range(tb_page_addr_t start, tb_page_addr_t end)
{
+#if TARGET_LONG_SIZE == 8
+ target_ulong asan_low_shadow_start = 0x0ffffff000;
+ target_ulong asan_shadow_gap_start = 0x1200000000;
+ target_ulong asan_high_shadow_start = 0x1400000000;
+
+ if (start == asan_low_shadow_start || start == asan_shadow_gap_start
+ || start == asan_high_shadow_start)
+ return;
+#endif
+
while (start < end) {
tb_invalidate_phys_page_range(start, end, 0);
start &= TARGET_PAGE_MASK;
@@ -1947,6 +1957,16 @@ void page_set_flags(target_ulong start, target_ulong end, int flags)
flags |= PAGE_WRITE_ORG;
}
+#if TARGET_LONG_SIZE == 8
+ target_ulong asan_low_shadow_start = 0x0ffffff000;
+ target_ulong asan_shadow_gap_start = 0x1200000000;
+ target_ulong asan_high_shadow_start = 0x1400000000;
+
+ if (start == asan_low_shadow_start || start == asan_shadow_gap_start
+ || start == asan_high_shadow_start)
+ return;
+#endif
+
for (addr = start, len = end - start;
len != 0;
len -= TARGET_PAGE_SIZE, addr += TARGET_PAGE_SIZE) {
@@ -1988,6 +2008,16 @@ int page_check_range(target_ulong start, target_ulong len, int flags)
end = TARGET_PAGE_ALIGN(start + len);
start = start & TARGET_PAGE_MASK;
+#if TARGET_LONG_SIZE == 8
+ target_ulong asan_low_shadow_start = 0x0ffffff000;
+ target_ulong asan_shadow_gap_start = 0x1200000000;
+ target_ulong asan_high_shadow_start = 0x1400000000;
+
+ if (start == asan_low_shadow_start || start == asan_shadow_gap_start
+ || start == asan_high_shadow_start)
+ return 0;
+#endif
+
for (addr = start, len = end - start;
len != 0;
len -= TARGET_PAGE_SIZE, addr += TARGET_PAGE_SIZE) {