diff options
Diffstat (limited to 'drivers/dax')
| -rw-r--r-- | drivers/dax/super.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/dax/super.c b/drivers/dax/super.c index 5405eb553430..50a08b2ec247 100644 --- a/drivers/dax/super.c +++ b/drivers/dax/super.c @@ -195,6 +195,15 @@ int dax_zero_page_range(struct dax_device *dax_dev, pgoff_t pgoff, } EXPORT_SYMBOL_GPL(dax_zero_page_range); +size_t dax_recovery_write(struct dax_device *dax_dev, pgoff_t pgoff, + void *addr, size_t bytes, struct iov_iter *iter) +{ + if (!dax_dev->ops->recovery_write) + return 0; + return dax_dev->ops->recovery_write(dax_dev, pgoff, addr, bytes, iter); +} +EXPORT_SYMBOL_GPL(dax_recovery_write); + #ifdef CONFIG_ARCH_HAS_PMEM_API void arch_wb_cache_pmem(void *addr, size_t size); void dax_flush(struct dax_device *dax_dev, void *addr, size_t size) |