From f572f5cb3926fb436cf4f55c84685f2ff7425e57 Mon Sep 17 00:00:00 2001 From: "Russell King (Oracle)" Date: Tue, 18 May 2021 12:53:30 +0100 Subject: [PATCH] ARM: change vmalloc_min to vmalloc_start Change the current vmalloc_min, which is supposed to be the lowest address of vmalloc space including the VMALLOC_OFFSET, to vmalloc_start which does not include VMALLOC_OFFSET. Reviewed-by: Linus Walleij Reviewed-by: Yanfei Xu Signed-off-by: Russell King (Oracle) --- arch/arm/mm/mmu.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 532b489..a1d1a43 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -1121,8 +1121,7 @@ void __init debug_ll_io_init(void) } #endif -static unsigned long __initdata vmalloc_min = - VMALLOC_END - (240 << 20) - VMALLOC_OFFSET; +static unsigned long __initdata vmalloc_start = VMALLOC_END - (240 << 20); /* * vmalloc=size forces the vmalloc area to be exactly 'size' @@ -1140,14 +1139,14 @@ static int __init early_vmalloc(char *arg) vmalloc_reserve >> 20); } - vmalloc_max = VMALLOC_END - (PAGE_OFFSET + SZ_32M); + vmalloc_max = VMALLOC_END - (PAGE_OFFSET + SZ_32M + VMALLOC_OFFSET); if (vmalloc_reserve > vmalloc_max) { vmalloc_reserve = vmalloc_max; pr_warn("vmalloc area is too big, limiting to %luMB\n", vmalloc_reserve >> 20); } - vmalloc_min = VMALLOC_END - vmalloc_reserve; + vmalloc_start = VMALLOC_END - vmalloc_reserve; return 0; } early_param("vmalloc", early_vmalloc); @@ -1167,7 +1166,8 @@ void __init adjust_lowmem_bounds(void) * and may itself be outside the valid range for which phys_addr_t * and therefore __pa() is defined. */ - vmalloc_limit = (u64)vmalloc_min - PAGE_OFFSET + PHYS_OFFSET; + vmalloc_limit = (u64)vmalloc_start - VMALLOC_OFFSET - + PAGE_OFFSET + PHYS_OFFSET; /* * The first usable region must be PMD aligned. Mark its start -- 2.7.4