From: Miklos Szeredi <mszeredi@redhat.com>
To: linux-fsdevel@vger.kernel.org
Cc: Al Viro <viro@ZenIV.linux.org.uk>,
linux-kernel@vger.kernel.org, Christoph Hellwig <hch@lst.de>,
Tyler Hicks <code@tyhicks.com>
Subject: [PATCH v2 02/18] ecryptfs: stack miscattr ops
Date: Mon, 22 Mar 2021 15:49:00 +0100 [thread overview]
Message-ID: <20210322144916.137245-3-mszeredi@redhat.com> (raw)
In-Reply-To: <20210322144916.137245-1-mszeredi@redhat.com>
Add stacking for the miscattr operations.
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Cc: Tyler Hicks <code@tyhicks.com>
---
fs/ecryptfs/inode.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c
index 18e9285fbb4c..b7d18583c50f 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/miscattr.h>
#include <asm/unaligned.h>
#include "ecryptfs_kernel.h"
@@ -1118,6 +1119,23 @@ static int ecryptfs_removexattr(struct dentry *dentry, struct inode *inode,
return rc;
}
+static int ecryptfs_miscattr_get(struct dentry *dentry, struct miscattr *ma)
+{
+ return vfs_miscattr_get(ecryptfs_dentry_to_lower(dentry), ma);
+}
+
+static int ecryptfs_miscattr_set(struct user_namespace *mnt_userns,
+ struct dentry *dentry, struct miscattr *ma)
+{
+ struct dentry *lower_dentry = ecryptfs_dentry_to_lower(dentry);
+ int rc;
+
+ rc = vfs_miscattr_set(&init_user_ns, lower_dentry, ma);
+ 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,
+ .miscattr_get = ecryptfs_miscattr_get,
+ .miscattr_set = ecryptfs_miscattr_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,
+ .miscattr_get = ecryptfs_miscattr_get,
+ .miscattr_set = ecryptfs_miscattr_set,
};
static int ecryptfs_xattr_get(const struct xattr_handler *handler,
--
2.30.2
next prev parent reply other threads:[~2021-03-22 14:51 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-22 14:48 [PATCH v2 00/18] new kAPI for FS_IOC_[GS]ETFLAGS/FS_IOC_FS[GS]ETXATTR Miklos Szeredi
2021-03-22 14:48 ` [PATCH v2 01/18] vfs: add miscattr ops Miklos Szeredi
2021-03-22 22:33 ` Darrick J. Wong
2021-03-23 5:21 ` Amir Goldstein
2021-03-23 11:22 ` David Sterba
2021-03-24 8:06 ` Christian Brauner
2021-03-24 5:02 ` Al Viro
2021-03-24 8:45 ` Miklos Szeredi
2021-03-24 12:26 ` Al Viro
2021-03-24 13:45 ` Miklos Szeredi
2021-03-24 8:21 ` Christian Brauner
2021-03-22 14:49 ` Miklos Szeredi [this message]
2021-03-22 14:49 ` [PATCH v2 03/18] ovl: stack " Miklos Szeredi
2021-03-24 5:09 ` Al Viro
2021-03-24 5:18 ` Al Viro
2021-03-22 14:49 ` [PATCH v2 04/18] btrfs: convert to miscattr Miklos Szeredi
2021-03-23 11:41 ` David Sterba
2021-03-22 14:49 ` [PATCH v2 05/18] ext2: " Miklos Szeredi
2021-03-22 14:49 ` [PATCH v2 06/18] ext4: " Miklos Szeredi
2021-03-22 14:49 ` [PATCH v2 07/18] f2fs: " Miklos Szeredi
2021-03-22 14:49 ` [PATCH v2 08/18] gfs2: " Miklos Szeredi
2021-03-22 14:49 ` [PATCH v2 09/18] orangefs: " Miklos Szeredi
2021-03-22 14:49 ` [PATCH v2 10/18] xfs: " Miklos Szeredi
2021-03-22 22:51 ` Darrick J. Wong
2021-03-22 14:49 ` [PATCH v2 11/18] efivars: " Miklos Szeredi
2021-03-22 14:49 ` [PATCH v2 12/18] hfsplus: " Miklos Szeredi
2021-03-22 14:49 ` [PATCH v2 13/18] jfs: " Miklos Szeredi
2021-03-22 14:49 ` [PATCH v2 14/18] nilfs2: " Miklos Szeredi
2021-03-22 14:49 ` [PATCH v2 15/18] ocfs2: " Miklos Szeredi
2021-03-22 14:49 ` [PATCH v2 16/18] reiserfs: " Miklos Szeredi
2021-03-22 14:49 ` [PATCH v2 17/18] ubifs: " Miklos Szeredi
2021-03-22 14:49 ` [PATCH v2 18/18] vfs: remove unused ioctl helpers Miklos Szeredi
2021-03-22 22:51 ` Darrick J. Wong
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