[patch 176/262] mm: nommu: kill arch_get_unmapped_area()

Andrew Morton
2021-11-05T20:43:53Z

From: Kefeng Wang <wangkefeng.wang@huawei.com>
Subject: mm: nommu: kill arch_get_unmapped_area()

When nommu, the arch_get_unmapped_area() will not be called, just kill it.

Link: https://lkml.kernel.org/r/20210910061906.36299-1-wangkefeng.wang@huawei.com
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

mm/nommu.c | 6 ------
1 file changed, 6 deletions(-)

--- a/mm/nommu.c~mm-nommu-kill-arch_get_unmapped_area
+++ a/mm/nommu.c
@@ -1639,12 +1639,6 @@ int remap_vmalloc_range(struct vm_area_s
}
EXPORT_SYMBOL(remap_vmalloc_range);

-unsigned long arch_get_unmapped_area(struct file *file, unsigned long addr,
- unsigned long len, unsigned long pgoff, unsigned long flags)
-{
- return -ENOMEM;
-}
-
vm_fault_t filemap_fault(struct vm_fault *vmf)
{
BUG();
_