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| author | Dan Williams | 2016-07-25 06:55:45 +0200 |
|---|---|---|
| committer | Dan Williams | 2016-08-24 07:58:51 +0200 |
| commit | 3bc52c45bac26bf7ed1dc8d287ad1aeaed1250b6 (patch) | |
| tree | 3ac261a353583b2490ce2b65a4da4941085308ea /fs/char_dev.c | |
| parent | dax: convert to the cdev api (diff) | |
| download | kernel-qcow2-linux-3bc52c45bac26bf7ed1dc8d287ad1aeaed1250b6.tar.gz kernel-qcow2-linux-3bc52c45bac26bf7ed1dc8d287ad1aeaed1250b6.tar.xz kernel-qcow2-linux-3bc52c45bac26bf7ed1dc8d287ad1aeaed1250b6.zip | |
dax: define a unified inode/address_space for device-dax mappings
In support of enabling resize / truncate of device-dax instances, define
a pseudo-fs to provide a unified inode/address space for vm operations.
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'fs/char_dev.c')
| -rw-r--r-- | fs/char_dev.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/char_dev.c b/fs/char_dev.c index 6edd825231c5..44a240c4bb65 100644 --- a/fs/char_dev.c +++ b/fs/char_dev.c @@ -406,6 +406,7 @@ void cd_forget(struct inode *inode) spin_lock(&cdev_lock); list_del_init(&inode->i_devices); inode->i_cdev = NULL; + inode->i_mapping = &inode->i_data; spin_unlock(&cdev_lock); } |