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authorChristoph Hellwig <hch@lst.de>2019-06-26 15:27:09 +0300
committerJason Gunthorpe <jgg@mellanox.com>2019-07-02 20:32:44 +0300
commitd8668bb0451c3c45b59dbcde2654e0539aad1d2a (patch)
treef3a7eddbdcab1fbb8fb531eee1ae2c218700e711 /drivers/pci/p2pdma.c
parent1e240e8d4a7d92232b6214e02a0a4197a53afd6c (diff)
downloadlinux-d8668bb0451c3c45b59dbcde2654e0539aad1d2a.tar.xz
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/pci/p2pdma.c')
-rw-r--r--drivers/pci/p2pdma.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c
index fb039259d463..fa6249e4ed5f 100644
--- a/drivers/pci/p2pdma.c
+++ b/drivers/pci/p2pdma.c
@@ -91,14 +91,15 @@ static void pci_p2pdma_percpu_release(struct percpu_ref *ref)
complete(&p2p_pgmap->ref_done);
}
-static void pci_p2pdma_percpu_kill(struct percpu_ref *ref)
+static void pci_p2pdma_percpu_kill(struct dev_pagemap *pgmap)
{
- percpu_ref_kill(ref);
+ percpu_ref_kill(pgmap->ref);
}
-static void pci_p2pdma_percpu_cleanup(struct percpu_ref *ref)
+static void pci_p2pdma_percpu_cleanup(struct dev_pagemap *pgmap)
{
- struct p2pdma_pagemap *p2p_pgmap = to_p2p_pgmap(ref);
+ struct p2pdma_pagemap *p2p_pgmap =
+ container_of(pgmap, struct p2pdma_pagemap, pgmap);
wait_for_completion(&p2p_pgmap->ref_done);
percpu_ref_exit(&p2p_pgmap->ref);