[PATCH 6/7] acpi, apei, ghes: Make unmapping functionality independent from architecture.

Tomasz Nowicki
2014-04-09T15:15:21Z

Till now __flush_tlb_one was used for unmapping virtual memory which
is x86 specific function. Replace it with more generic
flush_tlb_kernel_range.

Signed-off-by: Tomasz Nowicki <tomasz.nowicki@linaro.org>
---
drivers/acpi/apei/ghes.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c
index aaf8db3..624878b 100644
--- a/drivers/acpi/apei/ghes.c
+++ b/drivers/acpi/apei/ghes.c
@@ -185,7 +185,7 @@ static void ghes_iounmap_nmi(void __iomem *vaddr_ptr)

BUG_ON(vaddr != (unsigned long)GHES_IOREMAP_NMI_PAGE(base));
unmap_kernel_range_noflush(vaddr, PAGE_SIZE);
- __flush_tlb_one(vaddr);
+ flush_tlb_kernel_range(vaddr, vaddr + PAGE_SIZE);
}

static void ghes_iounmap_irq(void __iomem *vaddr_ptr)
@@ -195,7 +195,7 @@ static void ghes_iounmap_irq(void __iomem *vaddr_ptr)

BUG_ON(vaddr != (unsigned long)GHES_IOREMAP_IRQ_PAGE(base));
unmap_kernel_range_noflush(vaddr, PAGE_SIZE);
- __flush_tlb_one(vaddr);
+ flush_tlb_kernel_range(vaddr, vaddr + PAGE_SIZE);
}

static int ghes_estatus_pool_init(void)
--
1.7.9.5