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dax: remove the DAXDEV_F_SYNC flag

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Remove the DAXDEV_F_SYNC flag and thus the flags argument to alloc_dax and
just let the drivers call set_dax_synchronous directly.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Pankaj Gupta <pankaj.gupta@ionos.com>
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Link: https://lore.kernel.org/r/20211215084508.435401-4-hch@lst.de
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Christoph Hellwig
2021-12-15 09:45:07 +01:00
committed by Dan Williams
parent fd1d00ec92
commit 30c6828a17
7 changed files with 12 additions and 20 deletions
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8
include/linux/dax.h
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@@ -6,9 +6,6 @@
#include <linux/mm.h>
#include <linux/radix-tree.h>
/* Flag for synchronous flush */
#define DAXDEV_F_SYNC (1UL << 0)
typedef unsigned long dax_entry_t;
struct dax_device;
@@ -42,8 +39,7 @@ struct dax_operations {
};
#if IS_ENABLED(CONFIG_DAX)
struct dax_device *alloc_dax(void *private, const struct dax_operations *ops,
unsigned long flags);
struct dax_device *alloc_dax(void *private, const struct dax_operations *ops);
void put_dax(struct dax_device *dax_dev);
void kill_dax(struct dax_device *dax_dev);
void dax_write_cache(struct dax_device *dax_dev, bool wc);
@@ -64,7 +60,7 @@ static inline bool daxdev_mapping_supported(struct vm_area_struct *vma,
}
#else
static inline struct dax_device *alloc_dax(void *private,
const struct dax_operations *ops, unsigned long flags)
const struct dax_operations *ops)
{
/*
* Callers should check IS_ENABLED(CONFIG_DAX) to know if this