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memremap: remove the data field in struct dev_pagemap

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struct dev_pagemap is always embedded into a containing structure, so
there is no need to an additional private data field.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jason Gunthorpe <jgg@mellanox.com>
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Tested-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Christoph Hellwig
2019-06-26 14:27:12 +02:00
committed by Jason Gunthorpe
parent 897e6365cd
commit 80a72d0af0
4 changed files with 8 additions and 8 deletions
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9
mm/hmm.c
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@@ -1368,15 +1368,17 @@ static void hmm_devmem_ref_kill(struct dev_pagemap *pgmap)
static vm_fault_t hmm_devmem_migrate_to_ram(struct vm_fault *vmf)
{
struct hmm_devmem *devmem = vmf->page->pgmap->data;
struct hmm_devmem *devmem =
container_of(vmf->page->pgmap, struct hmm_devmem, pagemap);
return devmem->ops->fault(devmem, vmf->vma, vmf->address, vmf->page,
vmf->flags, vmf->pmd);
}
static void hmm_devmem_free(struct page *page, void *data)
static void hmm_devmem_free(struct page *page)
{
struct hmm_devmem *devmem = data;
struct hmm_devmem *devmem =
container_of(page->pgmap, struct hmm_devmem, pagemap);
devmem->ops->free(devmem, page);
}
@@ -1442,7 +1444,6 @@ struct hmm_devmem *hmm_devmem_add(const struct hmm_devmem_ops *ops,
devmem->pagemap.ops = &hmm_pagemap_ops;
devmem->pagemap.altmap_valid = false;
devmem->pagemap.ref = &devmem->ref;
devmem->pagemap.data = devmem;
result = devm_memremap_pages(devmem->device, &devmem->pagemap);
if (IS_ERR(result))