mm: replace __access_remote_vm() write parameter with gup_flags

[cascardo/linux.git] / mm / nommu.c

diff --git a/mm/nommu.c b/mm/nommu.c
index 70cb844..bde7df3 100644 (file)
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -1809,9 +1809,10 @@ void filemap_map_pages(struct fault_env *fe,
 EXPORT_SYMBOL(filemap_map_pages);
 
 static int __access_remote_vm(struct task_struct *tsk, struct mm_struct *mm,
-               unsigned long addr, void *buf, int len, int write)
+               unsigned long addr, void *buf, int len, unsigned int gup_flags)
 {
        struct vm_area_struct *vma;
+       int write = gup_flags & FOLL_WRITE;
 
        down_read(&mm->mmap_sem);
 
@@ -1853,7 +1854,8 @@ static int __access_remote_vm(struct task_struct *tsk, struct mm_struct *mm,
 int access_remote_vm(struct mm_struct *mm, unsigned long addr,
                void *buf, int len, int write)
 {
-       return __access_remote_vm(NULL, mm, addr, buf, len, write);
+       return __access_remote_vm(NULL, mm, addr, buf, len,
+                       write ? FOLL_WRITE : 0);
 }
 
 /*
@@ -1871,7 +1873,8 @@ int access_process_vm(struct task_struct *tsk, unsigned long addr, void *buf, in
        if (!mm)
                return 0;
 
-       len = __access_remote_vm(tsk, mm, addr, buf, len, write);
+       len = __access_remote_vm(tsk, mm, addr, buf, len,
+                       write ? FOLL_WRITE : 0);
 
        mmput(mm);
        return len;