[libcpu][riscv]纠正pv_offset的对齐检查

heyuanjie87 · mysterywolf · commit 2a684126c03e · 2024-11-21T19:23:11.000-05:00
diff --git a/libcpu/risc-v/common64/mmu.c b/libcpu/risc-v/common64/mmu.c
@@ -536,7 +536,7 @@ void rt_hw_mem_setup_early(void)
 
     if (pv_off)
     {
-        if (pv_off & (1ul << (ARCH_INDEX_WIDTH * 2 + ARCH_PAGE_SHIFT)))
+        if (pv_off & ((1ul << (ARCH_INDEX_WIDTH * 2 + ARCH_PAGE_SHIFT)) - 1))
         {
             LOG_E("%s: not aligned virtual address. pv_offset %p", __func__,
                   pv_off);

Original file line number	Diff line number	Diff line change
`@@ -536,7 +536,7 @@ void rt_hw_mem_setup_early(void)`
`536`	`536`
`537`	`537`	`if (pv_off)`
`538`	`538`	`{`
`539`		`- if (pv_off & (1ul << (ARCH_INDEX_WIDTH * 2 + ARCH_PAGE_SHIFT)))`
	`539`	`+ if (pv_off & ((1ul << (ARCH_INDEX_WIDTH * 2 + ARCH_PAGE_SHIFT)) - 1))`
`540`	`540`	`{`
`541`	`541`	`LOG_E("%s: not aligned virtual address. pv_offset %p", __func__,`
`542`	`542`	`pv_off);`