ecryptfs: stack fileattr ops
Add stacking for the fileattr operations. Signed-off-by: Miklos Szeredi <mszeredi@redhat.com> Cc: Tyler Hicks <code@tyhicks.com>
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@ -18,6 +18,7 @@
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#include <linux/fs_stack.h>
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#include <linux/slab.h>
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#include <linux/xattr.h>
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#include <linux/fileattr.h>
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#include <asm/unaligned.h>
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#include "ecryptfs_kernel.h"
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@ -1118,6 +1119,23 @@ out:
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return rc;
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}
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static int ecryptfs_fileattr_get(struct dentry *dentry, struct fileattr *fa)
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{
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return vfs_fileattr_get(ecryptfs_dentry_to_lower(dentry), fa);
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}
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static int ecryptfs_fileattr_set(struct user_namespace *mnt_userns,
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struct dentry *dentry, struct fileattr *fa)
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{
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struct dentry *lower_dentry = ecryptfs_dentry_to_lower(dentry);
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int rc;
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rc = vfs_fileattr_set(&init_user_ns, lower_dentry, fa);
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fsstack_copy_attr_all(d_inode(dentry), d_inode(lower_dentry));
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return rc;
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}
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const struct inode_operations ecryptfs_symlink_iops = {
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.get_link = ecryptfs_get_link,
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.permission = ecryptfs_permission,
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@ -1139,6 +1157,8 @@ const struct inode_operations ecryptfs_dir_iops = {
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.permission = ecryptfs_permission,
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.setattr = ecryptfs_setattr,
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.listxattr = ecryptfs_listxattr,
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.fileattr_get = ecryptfs_fileattr_get,
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.fileattr_set = ecryptfs_fileattr_set,
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};
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const struct inode_operations ecryptfs_main_iops = {
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@ -1146,6 +1166,8 @@ const struct inode_operations ecryptfs_main_iops = {
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.setattr = ecryptfs_setattr,
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.getattr = ecryptfs_getattr,
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.listxattr = ecryptfs_listxattr,
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.fileattr_get = ecryptfs_fileattr_get,
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.fileattr_set = ecryptfs_fileattr_set,
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};
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static int ecryptfs_xattr_get(const struct xattr_handler *handler,
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