luck/tmp_suning_uos_patched
1
0
Fork 1
Code Issues Pull Requests Packages Projects Releases Wiki Activity

mm: remove useless vma parameter to offset_il_node

Browse Source 
While reading the code I found that offset_il_node() has a vm_area_struct
pointer parameter which is unused.

Link: http://lkml.kernel.org/r/1502899755-23146-1-git-send-email-ldufour@linux.vnet.ibm.com
Signed-off-by: Laurent Dufour <ldufour@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Laurent Dufour 2017-09-08 16:12:39 -07:00 committed by Linus Torvalds
parent de540a9763
commit 98c70baad4
1 changed files with 3 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
mm/mempolicy.c
View File

@ -1745,8 +1745,7 @@ unsigned int mempolicy_slab_node(void)
* node in pol->v.nodes (starting from n=0), wrapping around if n exceeds the
* number of present nodes.
*/
static unsigned offset_il_node(struct mempolicy *pol,
struct vm_area_struct *vma, unsigned long n)
static unsigned offset_il_node(struct mempolicy *pol, unsigned long n)
{
unsigned nnodes = nodes_weight(pol->v.nodes);
unsigned target;
@ -1779,7 +1778,7 @@ static inline unsigned interleave_nid(struct mempolicy *pol,
BUG_ON(shift < PAGE_SHIFT);
off = vma->vm_pgoff >> (shift - PAGE_SHIFT);
off += (addr - vma->vm_start) >> shift;
return offset_il_node(pol, vma, off);
return offset_il_node(pol, off);
} else
return interleave_nodes(pol);
}
@ -2247,7 +2246,7 @@ int mpol_misplaced(struct page *page, struct vm_area_struct *vma, unsigned long
pgoff = vma->vm_pgoff;
pgoff += (addr - vma->vm_start) >> PAGE_SHIFT;
polnid = offset_il_node(pol, vma, pgoff);
polnid = offset_il_node(pol, pgoff);
break;
case MPOL_PREFERRED: