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From:   Alexander Mikhalitsyn <aleksandr.mikhalitsyn@canonical.com>
To:     xiubli@redhat.com
Cc:     brauner@kernel.org, stgraber@ubuntu.com,
        linux-fsdevel@vger.kernel.org,
        Alexander Mikhalitsyn <aleksandr.mikhalitsyn@canonical.com>,
        Jeff Layton <jlayton@kernel.org>,
        Ilya Dryomov <idryomov@gmail.com>, ceph-devel@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: [PATCH v6 12/15] ceph: pass idmap to __ceph_setxattr
Date:   Fri,  9 Jun 2023 11:31:23 +0200
Message-Id: <20230609093125.252186-13-aleksandr.mikhalitsyn@canonical.com>
In-Reply-To: <20230609093125.252186-1-aleksandr.mikhalitsyn@canonical.com>
References: <20230609093125.252186-1-aleksandr.mikhalitsyn@canonical.com>
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Just pass down the mount's idmapping to __ceph_setxattr.

Cc: Xiubo Li <xiubli@redhat.com>
Cc: Jeff Layton <jlayton@kernel.org>
Cc: Ilya Dryomov <idryomov@gmail.com>
Cc: brauner@kernel.org
Cc: ceph-devel@vger.kernel.org
Signed-off-by: Alexander Mikhalitsyn <aleksandr.mikhalitsyn@canonical.com>
---
 fs/ceph/acl.c   |  2 +-
 fs/ceph/super.h |  3 ++-
 fs/ceph/xattr.c | 12 +++++++-----
 3 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/fs/ceph/acl.c b/fs/ceph/acl.c
index d4be4c2d63c3..e34b4e859b82 100644
--- a/fs/ceph/acl.c
+++ b/fs/ceph/acl.c
@@ -145,7 +145,7 @@ int ceph_set_acl(struct mnt_idmap *idmap, struct dentry *dentry,
 			goto out_free;
 	}
 
-	ret = __ceph_setxattr(inode, name, value, size, 0);
+	ret = __ceph_setxattr(idmap, inode, name, value, size, 0);
 	if (ret) {
 		if (new_mode != old_mode) {
 			newattrs.ia_ctime = old_ctime;
diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index 57cbb69a17c8..05dbae76087c 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -1116,7 +1116,8 @@ static inline bool ceph_inode_is_shutdown(struct inode *inode)
 }
 
 /* xattr.c */
-int __ceph_setxattr(struct inode *, const char *, const void *, size_t, int);
+int __ceph_setxattr(struct mnt_idmap *, struct inode *,
+		    const char *, const void *, size_t, int);
 int ceph_do_getvxattr(struct inode *inode, const char *name, void *value, size_t size);
 ssize_t __ceph_getxattr(struct inode *, const char *, void *, size_t);
 extern ssize_t ceph_listxattr(struct dentry *, char *, size_t);
diff --git a/fs/ceph/xattr.c b/fs/ceph/xattr.c
index d11295e0a115..663267bbee3c 100644
--- a/fs/ceph/xattr.c
+++ b/fs/ceph/xattr.c
@@ -1090,7 +1090,8 @@ ssize_t ceph_listxattr(struct dentry *dentry, char *names, size_t size)
 	return err;
 }
 
-static int ceph_sync_setxattr(struct inode *inode, const char *name,
+static int ceph_sync_setxattr(struct mnt_idmap *idmap,
+			      struct inode *inode, const char *name,
 			      const char *value, size_t size, int flags)
 {
 	struct ceph_fs_client *fsc = ceph_sb_to_client(inode->i_sb);
@@ -1144,6 +1145,7 @@ static int ceph_sync_setxattr(struct inode *inode, const char *name,
 
 	req->r_inode = inode;
 	ihold(inode);
+	req->r_mnt_idmap = mnt_idmap_get(idmap);
 	req->r_num_caps = 1;
 	req->r_inode_drop = CEPH_CAP_XATTR_SHARED;
 
@@ -1158,8 +1160,8 @@ static int ceph_sync_setxattr(struct inode *inode, const char *name,
 	return err;
 }
 
-int __ceph_setxattr(struct inode *inode, const char *name,
-			const void *value, size_t size, int flags)
+int __ceph_setxattr(struct mnt_idmap *idmap, struct inode *inode,
+		    const char *name, const void *value, size_t size, int flags)
 {
 	struct ceph_vxattr *vxattr;
 	struct ceph_inode_info *ci = ceph_inode(inode);
@@ -1288,7 +1290,7 @@ int __ceph_setxattr(struct inode *inode, const char *name,
 				    "during filling trace\n", inode);
 		err = -EBUSY;
 	} else {
-		err = ceph_sync_setxattr(inode, name, value, size, flags);
+		err = ceph_sync_setxattr(idmap, inode, name, value, size, flags);
 		if (err >= 0 && check_realm) {
 			/* check if snaprealm was created for quota inode */
 			spin_lock(&ci->i_ceph_lock);
@@ -1324,7 +1326,7 @@ static int ceph_set_xattr_handler(const struct xattr_handler *handler,
 {
 	if (!ceph_is_valid_xattr(name))
 		return -EOPNOTSUPP;
-	return __ceph_setxattr(inode, name, value, size, flags);
+	return __ceph_setxattr(idmap, inode, name, value, size, flags);
 }
 
 static const struct xattr_handler ceph_other_xattr_handler = {
-- 
2.34.1