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, Tyler Hicks <code@tyhicks.com>
Subject: [PATCH v3 02/18] ecryptfs: stack fileattr ops
Date: Thu, 25 Mar 2021 20:37:39 +0100 [thread overview]
Message-ID: <20210325193755.294925-3-mszeredi@redhat.com> (raw)
In-Reply-To: <20210325193755.294925-1-mszeredi@redhat.com>
Add stacking for the fileattr 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..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 @@ static int ecryptfs_removexattr(struct dentry *dentry, struct inode *inode,
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,
--
2.30.2
next prev parent reply other threads:[~2021-03-25 19:39 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-25 19:37 [PATCH v3 00/18] new kAPI for FS_IOC_[GS]ETFLAGS/FS_IOC_FS[GS]ETXATTR Miklos Szeredi
2021-03-25 19:37 ` [PATCH v3 01/18] vfs: add fileattr ops Miklos Szeredi
2021-03-28 18:07 ` Al Viro
2021-03-29 8:11 ` Miklos Szeredi
2021-04-13 14:45 ` Matthew Wilcox
2021-04-13 14:53 ` Miklos Szeredi
2021-03-25 19:37 ` Miklos Szeredi [this message]
2021-03-25 19:37 ` [PATCH v3 03/18] ovl: stack " Miklos Szeredi
2021-03-28 18:08 ` Al Viro
2021-03-29 9:24 ` Miklos Szeredi
2021-03-25 19:37 ` [PATCH v3 04/18] btrfs: convert to fileattr Miklos Szeredi
2021-03-25 19:37 ` [PATCH v3 05/18] ext2: " Miklos Szeredi
2021-03-25 19:37 ` [PATCH v3 06/18] ext4: " Miklos Szeredi
2021-03-25 19:37 ` [PATCH v3 07/18] f2fs: " Miklos Szeredi
2021-03-25 19:37 ` [PATCH v3 08/18] gfs2: " Miklos Szeredi
2021-03-25 19:37 ` [PATCH v3 09/18] orangefs: " Miklos Szeredi
2021-03-25 19:37 ` [PATCH v3 10/18] xfs: " Miklos Szeredi
2021-03-25 19:37 ` [PATCH v3 11/18] efivars: " Miklos Szeredi
2021-03-25 19:37 ` [PATCH v3 12/18] hfsplus: " Miklos Szeredi
2021-03-25 19:37 ` [PATCH v3 13/18] jfs: " Miklos Szeredi
2021-03-25 19:37 ` [PATCH v3 14/18] nilfs2: " Miklos Szeredi
2021-03-25 19:37 ` [PATCH v3 15/18] ocfs2: " Miklos Szeredi
2021-03-25 19:37 ` [PATCH v3 16/18] reiserfs: " Miklos Szeredi
2021-03-25 19:37 ` [PATCH v3 17/18] ubifs: " Miklos Szeredi
2021-03-25 19:37 ` [PATCH v3 18/18] vfs: remove unused ioctl helpers Miklos Szeredi
2021-03-25 22:07 ` [PATCH v3 00/18] new kAPI for FS_IOC_[GS]ETFLAGS/FS_IOC_FS[GS]ETXATTR Mike Marshall
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