diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-09-14 07:57:52 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-09-14 07:57:52 +0300 |
| commit | 1622d35453132a1acd6d650175f9f45e4bcf553e (patch) | |
| tree | 063a2dfa220452590d068418c2b16b90690dae5a /drivers/dax | |
| parent | 978620cc4f5577c5139da9d8377849aeac46687a (diff) | |
| parent | 856deb866d16e29bd65952e0289066f6078af773 (diff) | |
| download | linux-1622d35453132a1acd6d650175f9f45e4bcf553e.tar.xz | |
Merge 5.9-rc5 into staging-next
We want the staging/iio changes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/dax')
| -rw-r--r-- | drivers/dax/device.c | 2 | ||||
| -rw-r--r-- | drivers/dax/super.c | 6 |
2 files changed, 7 insertions, 1 deletions
diff --git a/drivers/dax/device.c b/drivers/dax/device.c index 4c0af2eb7e19..1e89513f3c59 100644 --- a/drivers/dax/device.c +++ b/drivers/dax/device.c @@ -429,7 +429,7 @@ int dev_dax_probe(struct device *dev) return -EBUSY; } - dev_dax->pgmap.type = MEMORY_DEVICE_DEVDAX; + dev_dax->pgmap.type = MEMORY_DEVICE_GENERIC; addr = devm_memremap_pages(dev, &dev_dax->pgmap); if (IS_ERR(addr)) return PTR_ERR(addr); diff --git a/drivers/dax/super.c b/drivers/dax/super.c index c82cbcb64202..e5767c83ea23 100644 --- a/drivers/dax/super.c +++ b/drivers/dax/super.c @@ -100,6 +100,12 @@ bool __generic_fsdax_supported(struct dax_device *dax_dev, return false; } + if (!dax_dev || !bdev_dax_supported(bdev, blocksize)) { + pr_debug("%s: error: dax unsupported by block device\n", + bdevname(bdev, buf)); + return false; + } + id = dax_read_lock(); len = dax_direct_access(dax_dev, pgoff, 1, &kaddr, &pfn); len2 = dax_direct_access(dax_dev, pgoff_end, 1, &end_kaddr, &end_pfn); |