[PATCH] gfp flags annotations - part 1

[~andy/linux] / mm / vmalloc.c

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 67b358e57ef67af05279196408c6c0bc430180c3..1150229b636633ee02102d9b3caa966135570032 100644 (file)
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -332,9 +332,10 @@ void __vunmap(void *addr, int deallocate_pages)
  *     @addr:          memory base address
  *
  *     Free the virtually contiguous memory area starting at @addr, as
- *     obtained from vmalloc(), vmalloc_32() or __vmalloc().
+ *     obtained from vmalloc(), vmalloc_32() or __vmalloc(). If @addr is
+ *     NULL, no operation is performed.
  *
- *     May not be called in interrupt context.
+ *     Must not be called in interrupt context.
  */
 void vfree(void *addr)
 {
@@ -352,7 +353,7 @@ EXPORT_SYMBOL(vfree);
  *     Free the virtually contiguous memory area starting at @addr,
  *     which was created from the page array passed to vmap().
  *
- *     May not be called in interrupt context.
+ *     Must not be called in interrupt context.
  */
 void vunmap(void *addr)
 {
@@ -394,7 +395,7 @@ void *vmap(struct page **pages, unsigned int count,
 
 EXPORT_SYMBOL(vmap);
 
-void *__vmalloc_area(struct vm_struct *area, unsigned int __nocast gfp_mask, pgprot_t prot)
+void *__vmalloc_area(struct vm_struct *area, gfp_t gfp_mask, pgprot_t prot)
 {
        struct page **pages;
        unsigned int nr_pages, array_size, i;
@@ -445,7 +446,7 @@ fail:
  *     allocator with @gfp_mask flags.  Map them into contiguous
  *     kernel virtual space, using a pagetable protection of @prot.
  */
-void *__vmalloc(unsigned long size, unsigned int __nocast gfp_mask, pgprot_t prot)
+void *__vmalloc(unsigned long size, gfp_t gfp_mask, pgprot_t prot)
 {
        struct vm_struct *area;