diff options
| author | Christoph Hellwig <hch@lst.de> | 2019-06-26 14:27:09 +0200 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2019-07-02 19:32:44 +0200 |
| commit | d8668bb0451c3c45b59dbcde2654e0539aad1d2a (patch) | |
| tree | f3a7eddbdcab1fbb8fb531eee1ae2c218700e711 /drivers/dax | |
| parent | memremap: move dev_pagemap callbacks into a separate structure (diff) | |
| download | linux-d8668bb0451c3c45b59dbcde2654e0539aad1d2a.tar.xz linux-d8668bb0451c3c45b59dbcde2654e0539aad1d2a.zip | |
memremap: pass a struct dev_pagemap to ->kill and ->cleanup
Passing the actual typed structure leads to more understandable code
vs just passing the ref member.
Reported-by: Logan Gunthorpe <logang@deltatee.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Logan Gunthorpe <logang@deltatee.com>
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>
Diffstat (limited to 'drivers/dax')
| -rw-r--r-- | drivers/dax/device.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/dax/device.c b/drivers/dax/device.c index f390083a64d7..b5257038c188 100644 --- a/drivers/dax/device.c +++ b/drivers/dax/device.c @@ -27,21 +27,21 @@ static void dev_dax_percpu_release(struct percpu_ref *ref) complete(&dev_dax->cmp); } -static void dev_dax_percpu_exit(struct percpu_ref *ref) +static void dev_dax_percpu_exit(struct dev_pagemap *pgmap) { - struct dev_dax *dev_dax = ref_to_dev_dax(ref); + struct dev_dax *dev_dax = container_of(pgmap, struct dev_dax, pgmap); dev_dbg(&dev_dax->dev, "%s\n", __func__); wait_for_completion(&dev_dax->cmp); - percpu_ref_exit(ref); + percpu_ref_exit(pgmap->ref); } -static void dev_dax_percpu_kill(struct percpu_ref *ref) +static void dev_dax_percpu_kill(struct dev_pagemap *pgmap) { - struct dev_dax *dev_dax = ref_to_dev_dax(ref); + struct dev_dax *dev_dax = container_of(pgmap, struct dev_dax, pgmap); dev_dbg(&dev_dax->dev, "%s\n", __func__); - percpu_ref_kill(ref); + percpu_ref_kill(pgmap->ref); } static int check_vma(struct dev_dax *dev_dax, struct vm_area_struct *vma, |