Displaying 4 results from an estimated 4 matches for "pmem_kil".
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pmem_kill
2019 Jun 13
0
[PATCH 07/22] memremap: move dev_pagemap callbacks into a separate structure
.../drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
index d9d845077b8b..4efbf184ea68 100644
--- a/drivers/nvdimm/pmem.c
+++ b/drivers/nvdimm/pmem.c
@@ -316,7 +316,7 @@ static void pmem_release_queue(void *q)
blk_cleanup_queue(q);
}
-static void pmem_freeze_queue(struct percpu_ref *ref)
+static void pmem_kill(struct percpu_ref *ref)
{
struct request_queue *q;
@@ -339,19 +339,27 @@ static void pmem_release_pgmap_ops(void *__pgmap)
dev_pagemap_put_ops();
}
-static void fsdax_pagefree(struct page *page, void *data)
+static void pmem_fsdax_page_free(struct page *page, void *data)
{
wake_up_var...
2019 Jun 13
0
[PATCH 08/22] memremap: pass a struct dev_pagemap to ->kill
...ax *dev_dax, struct vm_area_struct *vma,
diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
index 4efbf184ea68..b9638c6553a1 100644
--- a/drivers/nvdimm/pmem.c
+++ b/drivers/nvdimm/pmem.c
@@ -316,11 +316,11 @@ static void pmem_release_queue(void *q)
blk_cleanup_queue(q);
}
-static void pmem_kill(struct percpu_ref *ref)
+static void pmem_kill(struct dev_pagemap *pgmap)
{
- struct request_queue *q;
+ struct request_queue *q =
+ container_of(pgmap->ref, struct request_queue, q_usage_counter);
- q = container_of(ref, typeof(*q), q_usage_counter);
blk_freeze_queue_start(q);
}
diff...
2019 Jun 13
0
[PATCH 09/22] memremap: lift the devmap_enable manipulation into devm_memremap_pages
...isk);
}
-static void pmem_release_pgmap_ops(void *__pgmap)
-{
- dev_pagemap_put_ops();
-}
-
static void pmem_fsdax_page_free(struct page *page, void *data)
{
wake_up_var(&page->_refcount);
@@ -353,16 +348,6 @@ static const struct dev_pagemap_ops pmem_legacy_pagemap_ops = {
.kill = pmem_kill,
};
-static int setup_pagemap_fsdax(struct device *dev, struct dev_pagemap *pgmap)
-{
- dev_pagemap_get_ops();
- if (devm_add_action_or_reset(dev, pmem_release_pgmap_ops, pgmap))
- return -ENOMEM;
- pgmap->type = MEMORY_DEVICE_FS_DAX;
- pgmap->ops = &fsdax_pagemap_ops;
- return 0;
-}...
2019 Jun 13
57
dev_pagemap related cleanups
Hi Dan, Jérôme and Jason,
below is a series that cleans up the dev_pagemap interface so that
it is more easily usable, which removes the need to wrap it in hmm
and thus allowing to kill a lot of code
Diffstat:
22 files changed, 245 insertions(+), 802 deletions(-)
Git tree:
git://git.infradead.org/users/hch/misc.git hmm-devmem-cleanup
Gitweb: