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Searched refs:dax_dev (Results 1 – 25 of 29) sorted by relevance

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/Linux-v5.4/drivers/dax/
Dsuper.c69 bool __generic_fsdax_supported(struct dax_device *dax_dev, in __generic_fsdax_supported() argument
104 len = dax_direct_access(dax_dev, pgoff, 1, &kaddr, &pfn); in __generic_fsdax_supported()
105 len2 = dax_direct_access(dax_dev, pgoff_end, 1, &end_kaddr, &end_pfn); in __generic_fsdax_supported()
162 struct dax_device *dax_dev; in __bdev_dax_supported() local
175 dax_dev = dax_get_by_host(bdev->bd_disk->disk_name); in __bdev_dax_supported()
176 if (!dax_dev) { in __bdev_dax_supported()
183 ret = dax_supported(dax_dev, bdev, blocksize, 0, in __bdev_dax_supported()
187 put_dax(dax_dev); in __bdev_dax_supported()
224 struct dax_device *dax_dev = dax_get_by_host(dev_name(dev)); in write_cache_show() local
227 WARN_ON_ONCE(!dax_dev); in write_cache_show()
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Dbus.c357 struct dax_device *dax_dev = dev_dax->dax_dev; in kill_dev_dax() local
358 struct inode *inode = dax_inode(dax_dev); in kill_dev_dax()
360 kill_dax(dax_dev); in kill_dev_dax()
369 struct dax_device *dax_dev = dev_dax->dax_dev; in dev_dax_release() local
372 put_dax(dax_dev); in dev_dax_release()
391 struct dax_device *dax_dev; in __devm_create_dev_dax() local
410 dax_dev = alloc_dax(dev_dax, NULL, NULL, DAXDEV_F_SYNC); in __devm_create_dev_dax()
411 if (!dax_dev) in __devm_create_dev_dax()
415 kill_dax(dax_dev); in __devm_create_dev_dax()
421 dev_dax->dax_dev = dax_dev; in __devm_create_dev_dax()
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Ddevice.c24 if (!dax_alive(dev_dax->dax_dev)) in check_vma()
370 struct dax_device *dax_dev = inode_dax(inode); in dax_open() local
371 struct inode *__dax_inode = dax_inode(dax_dev); in dax_open()
372 struct dev_dax *dev_dax = dax_get_private(dax_dev); in dax_open()
417 struct dax_device *dax_dev = dev_dax->dax_dev; in dev_dax_probe() local
436 inode = dax_inode(dax_dev); in dev_dax_probe()
453 run_dax(dax_dev); in dev_dax_probe()
Ddax-private.h14 struct inode *dax_inode(struct dax_device *dax_dev);
50 struct dax_device *dax_dev; member
Dbus.h55 void run_dax(struct dax_device *dax_dev);
/Linux-v5.4/include/linux/
Ddax.h45 void put_dax(struct dax_device *dax_dev);
46 void kill_dax(struct dax_device *dax_dev);
47 void dax_write_cache(struct dax_device *dax_dev, bool wc);
48 bool dax_write_cache_enabled(struct dax_device *dax_dev);
49 bool __dax_synchronous(struct dax_device *dax_dev);
50 static inline bool dax_synchronous(struct dax_device *dax_dev) in dax_synchronous() argument
52 return __dax_synchronous(dax_dev); in dax_synchronous()
54 void __set_dax_synchronous(struct dax_device *dax_dev);
55 static inline void set_dax_synchronous(struct dax_device *dax_dev) in set_dax_synchronous() argument
57 __set_dax_synchronous(dax_dev); in set_dax_synchronous()
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Diomap.h67 struct dax_device *dax_dev; /* dax_dev for dax operations */ member
Ddevice-mapper.h149 struct dax_device *dax_dev; member
/Linux-v5.4/drivers/nvdimm/
Ddax_devs.c98 struct device *dax_dev; in nd_dax_probe() local
117 dax_dev = nd_pfn_devinit(nd_pfn, ndns); in nd_dax_probe()
119 if (!dax_dev) in nd_dax_probe()
124 dev_dbg(dev, "dax: %s\n", rc == 0 ? dev_name(dax_dev) : "<none>"); in nd_dax_probe()
126 nd_detach_ndns(dax_dev, &nd_pfn->ndns); in nd_dax_probe()
127 put_device(dax_dev); in nd_dax_probe()
129 __nd_device_register(dax_dev); in nd_dax_probe()
Dpmem.c272 static long pmem_dax_direct_access(struct dax_device *dax_dev, in pmem_dax_direct_access() argument
275 struct pmem_device *pmem = dax_get_private(dax_dev); in pmem_dax_direct_access()
286 static size_t pmem_copy_from_iter(struct dax_device *dax_dev, pgoff_t pgoff, in pmem_copy_from_iter() argument
292 static size_t pmem_copy_to_iter(struct dax_device *dax_dev, pgoff_t pgoff, in pmem_copy_to_iter() argument
335 kill_dax(pmem->dax_dev); in pmem_release_disk()
336 put_dax(pmem->dax_dev); in pmem_release_disk()
361 struct dax_device *dax_dev; in pmem_attach_disk() local
467 dax_dev = alloc_dax(pmem, disk->disk_name, &pmem_dax_ops, flags); in pmem_attach_disk()
468 if (!dax_dev) { in pmem_attach_disk()
472 dax_write_cache(dax_dev, nvdimm_has_cache(nd_region)); in pmem_attach_disk()
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Dpmem.h24 struct dax_device *dax_dev; member
/Linux-v5.4/drivers/md/
Ddm-linear.c172 struct dax_device *dax_dev = lc->dev->dax_dev; in linear_dax_direct_access() local
179 return dax_direct_access(dax_dev, pgoff, nr_pages, kaddr, pfn); in linear_dax_direct_access()
187 struct dax_device *dax_dev = lc->dev->dax_dev; in linear_dax_copy_from_iter() local
193 return dax_copy_from_iter(dax_dev, pgoff, addr, bytes, i); in linear_dax_copy_from_iter()
201 struct dax_device *dax_dev = lc->dev->dax_dev; in linear_dax_copy_to_iter() local
207 return dax_copy_to_iter(dax_dev, pgoff, addr, bytes, i); in linear_dax_copy_to_iter()
Ddm-stripe.c322 struct dax_device *dax_dev; in stripe_dax_direct_access() local
329 dax_dev = sc->stripe[stripe].dev->dax_dev; in stripe_dax_direct_access()
335 return dax_direct_access(dax_dev, pgoff, nr_pages, kaddr, pfn); in stripe_dax_direct_access()
343 struct dax_device *dax_dev; in stripe_dax_copy_from_iter() local
349 dax_dev = sc->stripe[stripe].dev->dax_dev; in stripe_dax_copy_from_iter()
354 return dax_copy_from_iter(dax_dev, pgoff, addr, bytes, i); in stripe_dax_copy_from_iter()
362 struct dax_device *dax_dev; in stripe_dax_copy_to_iter() local
368 dax_dev = sc->stripe[stripe].dev->dax_dev; in stripe_dax_copy_to_iter()
373 return dax_copy_to_iter(dax_dev, pgoff, addr, bytes, i); in stripe_dax_copy_to_iter()
Ddm.c762 td->dm_dev.dax_dev = dax_get_by_host(bdev->bd_disk->disk_name); in open_table_device()
776 put_dax(td->dm_dev.dax_dev); in close_table_device()
778 td->dm_dev.dax_dev = NULL; in close_table_device()
1081 static long dm_dax_direct_access(struct dax_device *dax_dev, pgoff_t pgoff, in dm_dax_direct_access() argument
1084 struct mapped_device *md = dax_get_private(dax_dev); in dm_dax_direct_access()
1108 static bool dm_dax_supported(struct dax_device *dax_dev, struct block_device *bdev, in dm_dax_supported() argument
1111 struct mapped_device *md = dax_get_private(dax_dev); in dm_dax_supported()
1127 static size_t dm_dax_copy_from_iter(struct dax_device *dax_dev, pgoff_t pgoff, in dm_dax_copy_from_iter() argument
1130 struct mapped_device *md = dax_get_private(dax_dev); in dm_dax_copy_from_iter()
1151 static size_t dm_dax_copy_to_iter(struct dax_device *dax_dev, pgoff_t pgoff, in dm_dax_copy_to_iter() argument
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Ddm-core.h61 struct dax_device *dax_dev; member
Ddm-table.c887 return generic_fsdax_supported(dev->dax_dev, dev->bdev, blocksize, in device_supports_dax()
895 return dev->dax_dev && dax_synchronous(dev->dax_dev); in device_dax_synchronous()
1672 struct dax_device *dax_dev = dev->dax_dev; in device_dax_write_cache_enabled() local
1674 if (!dax_dev) in device_dax_write_cache_enabled()
1677 if (dax_write_cache_enabled(dax_dev)) in device_dax_write_cache_enabled()
1926 set_dax_synchronous(t->md->dax_dev); in dm_table_set_restrictions()
1932 dax_write_cache(t->md->dax_dev, true); in dm_table_set_restrictions()
Ddm-log-writes.c958 return dax_direct_access(lc->dev->dax_dev, pgoff, nr_pages, kaddr, pfn); in log_writes_dax_direct_access()
982 return dax_copy_from_iter(lc->dev->dax_dev, pgoff, addr, bytes, i); in log_writes_dax_copy_from_iter()
994 return dax_copy_to_iter(lc->dev->dax_dev, pgoff, addr, bytes, i); in log_writes_dax_copy_to_iter()
Ddm-writecache.c230 if (!wc->ssd_dev->dax_dev) { in persistent_memory_claim()
247 da = dax_direct_access(wc->ssd_dev->dax_dev, 0, p, &wc->memory_map, &pfn); in persistent_memory_claim()
269 daa = dax_direct_access(wc->ssd_dev->dax_dev, i, p - i, in persistent_memory_claim()
/Linux-v5.4/fs/
Ddax.c683 static int copy_user_dax(struct block_device *bdev, struct dax_device *dax_dev, in copy_user_dax() argument
697 rc = dax_direct_access(dax_dev, pgoff, PHYS_PFN(size), &kaddr, NULL); in copy_user_dax()
849 static int dax_writeback_one(struct xa_state *xas, struct dax_device *dax_dev, in dax_writeback_one() argument
913 dax_flush(dax_dev, page_address(pfn_to_page(pfn)), count * PAGE_SIZE); in dax_writeback_one()
945 struct dax_device *dax_dev; in dax_writeback_mapping_range() local
956 dax_dev = dax_get_by_host(bdev->bd_disk->disk_name); in dax_writeback_mapping_range()
957 if (!dax_dev) in dax_writeback_mapping_range()
966 ret = dax_writeback_one(&xas, dax_dev, mapping, entry); in dax_writeback_mapping_range()
980 put_dax(dax_dev); in dax_writeback_mapping_range()
1003 length = dax_direct_access(iomap->dax_dev, pgoff, PHYS_PFN(size), in dax_iomap_pfn()
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/Linux-v5.4/drivers/s390/block/
Ddcssblk.c36 static long dcssblk_dax_direct_access(struct dax_device *dax_dev, pgoff_t pgoff,
48 static size_t dcssblk_dax_copy_from_iter(struct dax_device *dax_dev, in dcssblk_dax_copy_from_iter() argument
54 static size_t dcssblk_dax_copy_to_iter(struct dax_device *dax_dev, in dcssblk_dax_copy_to_iter() argument
81 struct dax_device *dax_dev; member
414 kill_dax(dev_info->dax_dev); in dcssblk_shared_store()
415 put_dax(dev_info->dax_dev); in dcssblk_shared_store()
681 dev_info->dax_dev = alloc_dax(dev_info, dev_info->gd->disk_name, in dcssblk_add_store()
683 if (!dev_info->dax_dev) { in dcssblk_add_store()
786 kill_dax(dev_info->dax_dev); in dcssblk_remove_store()
787 put_dax(dev_info->dax_dev); in dcssblk_remove_store()
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/Linux-v5.4/fs/ext4/
Dfile.c373 struct dax_device *dax_dev = sbi->s_daxdev; in ext4_file_mmap() local
382 if (!daxdev_mapping_supported(vma, dax_dev)) in ext4_file_mmap()
/Linux-v5.4/fs/xfs/
Dxfs_file.c1231 struct dax_device *dax_dev; in xfs_file_mmap() local
1233 dax_dev = xfs_find_daxdev_for_inode(file_inode(filp)); in xfs_file_mmap()
1238 if (!daxdev_mapping_supported(vma, dax_dev)) in xfs_file_mmap()
Dxfs_iomap.c81 iomap->dax_dev = xfs_find_daxdev_for_inode(VFS_I(ip)); in xfs_bmbt_to_iomap()
103 iomap->dax_dev = xfs_find_daxdev_for_inode(VFS_I(ip)); in xfs_hole_to_iomap()
Dxfs_buf.c1751 struct dax_device *dax_dev) in xfs_alloc_buftarg() argument
1760 btp->bt_daxdev = dax_dev; in xfs_alloc_buftarg()
/Linux-v5.4/fs/ext2/
Dsuper.c825 struct dax_device *dax_dev = fs_dax_get_by_bdev(sb->s_bdev); in ext2_fill_super() local
855 sbi->s_daxdev = dax_dev; in ext2_fill_super()
1224 fs_put_dax(dax_dev); in ext2_fill_super()

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