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accel/tcg: Pass last not end to tb_invalidate_phys_range

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Pass the address of the last byte to be changed, rather than
the first address past the last byte.  This avoids overflow
when the last page of the address space is involved.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-03-06 04:30:11 +03:00
parent 73f96d51ff
commit e506ad6a05
5 changed files with 20 additions and 19 deletions
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2
softmmu/physmem.c
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@ -2527,7 +2527,7 @@ static void invalidate_and_set_dirty(MemoryRegion *mr, hwaddr addr,
}
if (dirty_log_mask & (1 << DIRTY_MEMORY_CODE)) {
assert(tcg_enabled());
tb_invalidate_phys_range(addr, addr + length);
tb_invalidate_phys_range(addr, addr + length - 1);
dirty_log_mask &= ~(1 << DIRTY_MEMORY_CODE);
}
cpu_physical_memory_set_dirty_range(addr, length, dirty_log_mask);