Commit 32d18708 authored by Masahiro Yamada's avatar Masahiro Yamada Committed by Catalin Marinas

arm64: mm: simplify the page end calculation in __create_pgd_mapping()

Calculate the page-aligned end address more simply.

The local variable, "length" is unneeded.
Reviewed-by: default avatarMark Rutland <mark.rutland@arm.com>
Signed-off-by: default avatarMasahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent e44ec4a3
...@@ -338,7 +338,7 @@ static void __create_pgd_mapping(pgd_t *pgdir, phys_addr_t phys, ...@@ -338,7 +338,7 @@ static void __create_pgd_mapping(pgd_t *pgdir, phys_addr_t phys,
phys_addr_t (*pgtable_alloc)(int), phys_addr_t (*pgtable_alloc)(int),
int flags) int flags)
{ {
unsigned long addr, length, end, next; unsigned long addr, end, next;
pgd_t *pgdp = pgd_offset_raw(pgdir, virt); pgd_t *pgdp = pgd_offset_raw(pgdir, virt);
/* /*
...@@ -350,9 +350,8 @@ static void __create_pgd_mapping(pgd_t *pgdir, phys_addr_t phys, ...@@ -350,9 +350,8 @@ static void __create_pgd_mapping(pgd_t *pgdir, phys_addr_t phys,
phys &= PAGE_MASK; phys &= PAGE_MASK;
addr = virt & PAGE_MASK; addr = virt & PAGE_MASK;
length = PAGE_ALIGN(size + (virt & ~PAGE_MASK)); end = PAGE_ALIGN(virt + size);
end = addr + length;
do { do {
next = pgd_addr_end(addr, end); next = pgd_addr_end(addr, end);
alloc_init_pud(pgdp, addr, next, phys, prot, pgtable_alloc, alloc_init_pud(pgdp, addr, next, phys, prot, pgtable_alloc,
......
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