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riscv: mm: use __pa_symbol for kernel symbols

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__pa_symbol is the marcro that should be used for kernel symbols. It is
also a pre-requisite for DEBUG_VIRTUAL which will do bounds checking.

Signed-off-by: Zong Li <zong.li@sifive.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Signed-off-by: Paul Walmsley <paul.walmsley@sifive.com>
This commit is contained in:
Zong Li 2020-01-02 11:12:40 +08:00 committed by Paul Walmsley
parent fd6988496e
commit ac51e005fe
1 changed files with 6 additions and 6 deletions
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12
arch/riscv/mm/init.c
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@ -99,13 +99,13 @@ static void __init setup_initrd(void)
pr_info("initrd not found or empty");
goto disable;
}
if (__pa(initrd_end) > PFN_PHYS(max_low_pfn)) {
if (__pa_symbol(initrd_end) > PFN_PHYS(max_low_pfn)) {
pr_err("initrd extends beyond end of memory");
goto disable;
}
size = initrd_end - initrd_start;
memblock_reserve(__pa(initrd_start), size);
memblock_reserve(__pa_symbol(initrd_start), size);
initrd_below_start_ok = 1;
pr_info("Initial ramdisk at: 0x%p (%lu bytes)\n",
@ -124,8 +124,8 @@ void __init setup_bootmem(void)
{
struct memblock_region *reg;
phys_addr_t mem_size = 0;
phys_addr_t vmlinux_end = __pa(&_end);
phys_addr_t vmlinux_start = __pa(&_start);
phys_addr_t vmlinux_end = __pa_symbol(&_end);
phys_addr_t vmlinux_start = __pa_symbol(&_start);
/* Find the memory region containing the kernel */
for_each_memblock(memory, reg) {
@ -445,7 +445,7 @@ static void __init setup_vm_final(void)
/* Setup swapper PGD for fixmap */
create_pgd_mapping(swapper_pg_dir, FIXADDR_START,
__pa(fixmap_pgd_next),
__pa_symbol(fixmap_pgd_next),
PGDIR_SIZE, PAGE_TABLE);
/* Map all memory banks */
@ -474,7 +474,7 @@ static void __init setup_vm_final(void)
clear_fixmap(FIX_PMD);
/* Move to swapper page table */
csr_write(CSR_SATP, PFN_DOWN(__pa(swapper_pg_dir)) | SATP_MODE);
csr_write(CSR_SATP, PFN_DOWN(__pa_symbol(swapper_pg_dir)) | SATP_MODE);
local_flush_tlb_all();
}
#else