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| author | Miklos Szeredi <mszeredi@redhat.com> | 2021-04-07 14:36:42 +0200 |
|---|---|---|
| committer | Miklos Szeredi <mszeredi@redhat.com> | 2021-04-12 15:04:29 +0200 |
| commit | 97e2dee9752bbd0eddfaec47e8036d35947521d9 (patch) | |
| tree | 501de28766249a4a7821123e74fec2379dc322de | |
| parent | 4c5b479975212065ef39786e115fde42847e95a9 (diff) | |
ecryptfs: stack fileattr ops
Add stacking for the fileattr operations.
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Cc: Tyler Hicks <code@tyhicks.com>
| -rw-r--r-- | fs/ecryptfs/inode.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c index 18e9285fbb4c..7169ea873347 100644 --- a/fs/ecryptfs/inode.c +++ b/fs/ecryptfs/inode.c @@ -18,6 +18,7 @@ #include <linux/fs_stack.h> #include <linux/slab.h> #include <linux/xattr.h> +#include <linux/fileattr.h> #include <asm/unaligned.h> #include "ecryptfs_kernel.h" @@ -1118,6 +1119,23 @@ out: return rc; } +static int ecryptfs_fileattr_get(struct dentry *dentry, struct fileattr *fa) +{ + return vfs_fileattr_get(ecryptfs_dentry_to_lower(dentry), fa); +} + +static int ecryptfs_fileattr_set(struct user_namespace *mnt_userns, + struct dentry *dentry, struct fileattr *fa) +{ + struct dentry *lower_dentry = ecryptfs_dentry_to_lower(dentry); + int rc; + + rc = vfs_fileattr_set(&init_user_ns, lower_dentry, fa); + fsstack_copy_attr_all(d_inode(dentry), d_inode(lower_dentry)); + + return rc; +} + const struct inode_operations ecryptfs_symlink_iops = { .get_link = ecryptfs_get_link, .permission = ecryptfs_permission, @@ -1139,6 +1157,8 @@ const struct inode_operations ecryptfs_dir_iops = { .permission = ecryptfs_permission, .setattr = ecryptfs_setattr, .listxattr = ecryptfs_listxattr, + .fileattr_get = ecryptfs_fileattr_get, + .fileattr_set = ecryptfs_fileattr_set, }; const struct inode_operations ecryptfs_main_iops = { @@ -1146,6 +1166,8 @@ const struct inode_operations ecryptfs_main_iops = { .setattr = ecryptfs_setattr, .getattr = ecryptfs_getattr, .listxattr = ecryptfs_listxattr, + .fileattr_get = ecryptfs_fileattr_get, + .fileattr_set = ecryptfs_fileattr_set, }; static int ecryptfs_xattr_get(const struct xattr_handler *handler, |