diff mbox series

[PULL,03/11] accel/tcg: Fix start page passed to tb_invalidate_phys_page_range__locked

Message ID 20230701065510.514743-4-richard.henderson@linaro.org
State New
Headers show
Series [PULL,01/11] ui/dbus: fix build errors in dbus_update_gl_cb and dbus_call_update_gl | expand

Commit Message

Richard Henderson July 1, 2023, 6:55 a.m. UTC 
From: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>

Due to a copy-paste error in tb_invalidate_phys_range, the wrong
start address was passed to tb_invalidate_phys_page_range__locked.
Correct is to use the start of each page in turn.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Fixes: e506ad6a05 ("accel/tcg: Pass last not end to tb_invalidate_phys_range")
Message-Id: <20230629082522.606219-2-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 accel/tcg/tb-maint.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/accel/tcg/tb-maint.c b/accel/tcg/tb-maint.c
index 3541419845..33ea1aadd1 100644
--- a/accel/tcg/tb-maint.c
+++ b/accel/tcg/tb-maint.c
@@ -1182,15 +1182,17 @@  void tb_invalidate_phys_range(tb_page_addr_t start, tb_page_addr_t last)
     index_last = last >> TARGET_PAGE_BITS;
     for (index = start >> TARGET_PAGE_BITS; index <= index_last; index++) {
         PageDesc *pd = page_find(index);
-        tb_page_addr_t bound;
+        tb_page_addr_t page_start, page_last;
 
         if (pd == NULL) {
             continue;
         }
         assert_page_locked(pd);
-        bound = (index << TARGET_PAGE_BITS) | ~TARGET_PAGE_MASK;
-        bound = MIN(bound, last);
-        tb_invalidate_phys_page_range__locked(pages, pd, start, bound, 0);
+        page_start = index << TARGET_PAGE_BITS;
+        page_last = page_start | ~TARGET_PAGE_MASK;
+        page_last = MIN(page_last, last);
+        tb_invalidate_phys_page_range__locked(pages, pd,
+                                              page_start, page_last, 0);
     }
     page_collection_unlock(pages);
 }