mm: remove vm_insert_mixed()

All callers are now converted to vmf_insert_mixed() so convert
vmf_insert_mixed() from being a compatibility wrapper into the real
function.

Link: http://lkml.kernel.org/r/20180828145728.11873-3-willy@infradead.org
Signed-off-by: Matthew Wilcox <willy@infradead.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Nicolas Pitre <nicolas.pitre@linaro.org>
Cc: Souptick Joarder <jrdr.linux@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/include/linux/mm.h b/include/linux/mm.h
index daa2b8f..ecc6f93 100644 (file)
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2506,7 +2506,7 @@ int vm_insert_pfn(struct vm_area_struct *vma, unsigned long addr,
                        unsigned long pfn);
 int vm_insert_pfn_prot(struct vm_area_struct *vma, unsigned long addr,
                        unsigned long pfn, pgprot_t pgprot);
-int vm_insert_mixed(struct vm_area_struct *vma, unsigned long addr,
+vm_fault_t vmf_insert_mixed(struct vm_area_struct *vma, unsigned long addr,
                        pfn_t pfn);
 vm_fault_t vmf_insert_mixed_mkwrite(struct vm_area_struct *vma,
                unsigned long addr, pfn_t pfn);
@@ -2525,19 +2525,6 @@ static inline vm_fault_t vmf_insert_page(struct vm_area_struct *vma,
        return VM_FAULT_NOPAGE;
 }
 
-static inline vm_fault_t vmf_insert_mixed(struct vm_area_struct *vma,
-                               unsigned long addr, pfn_t pfn)
-{
-       int err = vm_insert_mixed(vma, addr, pfn);
-
-       if (err == -ENOMEM)
-               return VM_FAULT_OOM;
-       if (err < 0 && err != -EBUSY)
-               return VM_FAULT_SIGBUS;
-
-       return VM_FAULT_NOPAGE;
-}
-
 static inline vm_fault_t vmf_insert_pfn(struct vm_area_struct *vma,
                        unsigned long addr, unsigned long pfn)
 {

diff --git a/mm/memory.c b/mm/memory.c
index 21a5e6e..200aaf2 100644 (file)
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1693,13 +1693,19 @@ static int __vm_insert_mixed(struct vm_area_struct *vma, unsigned long addr,
        return insert_pfn(vma, addr, pfn, pgprot, mkwrite);
 }
 
-int vm_insert_mixed(struct vm_area_struct *vma, unsigned long addr,
-                       pfn_t pfn)
+vm_fault_t vmf_insert_mixed(struct vm_area_struct *vma, unsigned long addr,
+               pfn_t pfn)
 {
-       return __vm_insert_mixed(vma, addr, pfn, false);
+       int err = __vm_insert_mixed(vma, addr, pfn, false);
 
+       if (err == -ENOMEM)
+               return VM_FAULT_OOM;
+       if (err < 0 && err != -EBUSY)
+               return VM_FAULT_SIGBUS;
+
+       return VM_FAULT_NOPAGE;
 }
-EXPORT_SYMBOL(vm_insert_mixed);
+EXPORT_SYMBOL(vmf_insert_mixed);
 
 /*
  *  If the insertion of PTE failed because someone else already added a