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From 378d79fa6b9410af702776ffa93865219f273380 Mon Sep 17 00:00:00 2001
From: Anton Johansson <anjo@rev.ng>
Date: Wed, 12 Jun 2024 15:30:31 +0200
Subject: [PATCH] accel/tcg: Fix typo causing tb->page_addr[1] to not be
recorded
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
For TBs crossing page boundaries, the 2nd page will never be
recorded/removed, as the index of the 2nd page is computed from the
address of the 1st page. This is due to a typo, fix it.
Cc: qemu-stable@nongnu.org
Fixes: deba78709a ("accel/tcg: Always lock pages before translation")
Signed-off-by: Anton Johansson <anjo@rev.ng>
Reviewed-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20240612133031.15298-1-anjo@rev.ng>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
(cherry picked from commit 3b279f73fa37bec8d3ba04a15f5153d6491cffaf)
Signed-off-by: zhujun2 <zhujun2_yewu@cmss.chinamobile.com>
---
accel/tcg/tb-maint.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/accel/tcg/tb-maint.c b/accel/tcg/tb-maint.c
index 3d2a896220..eb37f9e8a8 100644
--- a/accel/tcg/tb-maint.c
+++ b/accel/tcg/tb-maint.c
@@ -712,7 +712,7 @@ static void tb_record(TranslationBlock *tb)
tb_page_addr_t paddr0 = tb_page_addr0(tb);
tb_page_addr_t paddr1 = tb_page_addr1(tb);
tb_page_addr_t pindex0 = paddr0 >> TARGET_PAGE_BITS;
- tb_page_addr_t pindex1 = paddr0 >> TARGET_PAGE_BITS;
+ tb_page_addr_t pindex1 = paddr1 >> TARGET_PAGE_BITS;
assert(paddr0 != -1);
if (unlikely(paddr1 != -1) && pindex0 != pindex1) {
@@ -744,7 +744,7 @@ static void tb_remove(TranslationBlock *tb)
tb_page_addr_t paddr0 = tb_page_addr0(tb);
tb_page_addr_t paddr1 = tb_page_addr1(tb);
tb_page_addr_t pindex0 = paddr0 >> TARGET_PAGE_BITS;
- tb_page_addr_t pindex1 = paddr0 >> TARGET_PAGE_BITS;
+ tb_page_addr_t pindex1 = paddr1 >> TARGET_PAGE_BITS;
assert(paddr0 != -1);
if (unlikely(paddr1 != -1) && pindex0 != pindex1) {
--
2.41.0.windows.1
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