[PATCH] kernel/kcov: Replace vm_insert_page with vmf_insert_page

From: Souptick Joarder
Date: Thu Sep 20 2018 - 15:09:49 EST


There is a plan to replace vm_insert_page with new API
vmf_insert_page. As part of it, converting vm_insert_page
to use vmf_insert_page.

Signed-off-by: Souptick Joarder <jrdr.linux@xxxxxxxxx>
---
kernel/kcov.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/kernel/kcov.c b/kernel/kcov.c
index 3ebd09e..8900d8e 100644
--- a/kernel/kcov.c
+++ b/kernel/kcov.c
@@ -293,8 +293,9 @@ static int kcov_mmap(struct file *filep, struct vm_area_struct *vma)
spin_unlock(&kcov->lock);
for (off = 0; off < size; off += PAGE_SIZE) {
page = vmalloc_to_page(kcov->area + off);
- if (vm_insert_page(vma, vma->vm_start + off, page))
- WARN_ONCE(1, "vm_insert_page() failed");
+ if (vmf_insert_page(vma, vma->vm_start + off, page)
+ != VM_FAULT_NOPAGE)
+ WARN_ONCE(1, "vmf_insert_page() failed");
}
return 0;
}
--
1.9.1