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Commit 27d036e3 authored by Leon Romanovsky's avatar Leon Romanovsky Committed by Doug Ledford
Browse files

mm: Remove return value of zap_vma_ptes() 



All callers of zap_vma_ptes() are not interested in the return value of
that function, so let's simplify its interface and drop the return
value.

Signed-off-by: default avatarLeon Romanovsky <leonro@mellanox.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 008fba46

include/linux/mm.h

+4 −4
Original line number Diff line number Diff line
@@ -1267,7 +1267,7 @@ struct page *_vm_normal_page(struct vm_area_struct *vma, unsigned long addr, 
struct page *vm_normal_page_pmd(struct vm_area_struct *vma, unsigned long addr,

				pmd_t pmd);



int zap_vma_ptes(struct vm_area_struct *vma, unsigned long address,

void zap_vma_ptes(struct vm_area_struct *vma, unsigned long address,

		  unsigned long size);

void zap_page_range(struct vm_area_struct *vma, unsigned long address,

		    unsigned long size);

mm/memory.c

+3 −4
Original line number Diff line number Diff line
@@ -1660,16 +1660,15 @@ static void zap_page_range_single(struct vm_area_struct *vma, unsigned long addr 
 *

 * The entire address range must be fully contained within the vma.

 *

 * Returns 0 if successful.

 */

int zap_vma_ptes(struct vm_area_struct *vma, unsigned long address,

void zap_vma_ptes(struct vm_area_struct *vma, unsigned long address,

		unsigned long size)

{

	if (address < vma->vm_start || address + size > vma->vm_end ||

	    		!(vma->vm_flags & VM_PFNMAP))

		return -1;

		return;



	zap_page_range_single(vma, address, size, NULL);

	return 0;

}

EXPORT_SYMBOL_GPL(zap_vma_ptes);