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[Qemu-devel] [PATCH v3 19/30] target/s390x: fix adj_len_to_page
From: |
Aurelien Jarno |
Subject: |
[Qemu-devel] [PATCH v3 19/30] target/s390x: fix adj_len_to_page |
Date: |
Thu, 1 Jun 2017 00:01:18 +0200 |
adj_len_to_page doesn't return the correct result when the address
is already page aligned and the length is bigger than a page. Fix that.
Reviewed-by: Richard Henderson <address@hidden>
Signed-off-by: Aurelien Jarno <address@hidden>
---
target/s390x/mem_helper.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c
index aaa347c121..6dfa087ff1 100644
--- a/target/s390x/mem_helper.c
+++ b/target/s390x/mem_helper.c
@@ -61,7 +61,7 @@ static inline uint32_t adj_len_to_page(uint32_t len, uint64_t
addr)
{
#ifndef CONFIG_USER_ONLY
if ((addr & ~TARGET_PAGE_MASK) + len - 1 >= TARGET_PAGE_SIZE) {
- return -addr & ~TARGET_PAGE_MASK;
+ return -(addr | TARGET_PAGE_MASK);
}
#endif
return len;
--
2.11.0
- [Qemu-devel] [PATCH v3 27/30] target/s390x: implement TEST DECIMAL, (continued)
- [Qemu-devel] [PATCH v3 27/30] target/s390x: implement TEST DECIMAL, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 30/30] target/s390x: update maximum TCG model to z800, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 26/30] target/s390x: implement UNPACK UNICODE, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 22/30] target/s390x: implement MOVE LONG UNICODE, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 21/30] target/s390x: implement COMPARE LOGICAL LONG UNICODE, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 29/30] target/s390x: mark ETF2 and ETF2-ENH facilities as available, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 23/30] target/s390x: implement PACK ASCII, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 01/30] target/s390x: remove dead code in translate.c, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 15/30] target/s390x: improve 24-bit and 31-bit addresses write, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 05/30] target/s390x: implement TEST ADDRESSING MODE, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 19/30] target/s390x: fix adj_len_to_page,
Aurelien Jarno <=
- [Qemu-devel] [PATCH v3 04/30] target/s390x: implement TEST AND SET, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 09/30] target/s390x: implement COMPARE AND SIGNAL, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 10/30] target/s390x: implement MOVE INVERSE, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 18/30] target/s390x: implement COMPARE LOGICAL LONG, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 13/30] target/s390x: implement MOVE ZONES, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 11/30] target/s390x: implement MOVE NUMERICS, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 12/30] target/s390x: implement MOVE WITH OFFSET, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 06/30] target/s390x: implement PACK, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 14/30] target/s390x: improve 24-bit and 31-bit addresses read, Aurelien Jarno, 2017/05/31
- [Qemu-devel] [PATCH v3 20/30] target/s390x: improve MOVE LONG and MOVE LONG EXTENDED, Aurelien Jarno, 2017/05/31