diff options
Diffstat (limited to 'fs/orangefs')
| -rw-r--r-- | fs/orangefs/file.c | 79 | ||||
| -rw-r--r-- | fs/orangefs/inode.c | 50 |
2 files changed, 50 insertions, 79 deletions
diff --git a/fs/orangefs/file.c b/fs/orangefs/file.c index 9b28a7132466..ccef8c9dd516 100644 --- a/fs/orangefs/file.c +++ b/fs/orangefs/file.c @@ -375,84 +375,6 @@ static ssize_t orangefs_file_write_iter(struct kiocb *iocb, return ret; } -static int orangefs_getflags(struct inode *inode, unsigned long *uval) -{ - __u64 val = 0; - int ret; - - ret = orangefs_inode_getxattr(inode, - "user.pvfs2.meta_hint", - &val, sizeof(val)); - if (ret < 0 && ret != -ENODATA) - return ret; - else if (ret == -ENODATA) - val = 0; - *uval = val; - return 0; -} - -/* - * Perform a miscellaneous operation on a file. - */ -static long orangefs_ioctl(struct file *file, unsigned int cmd, unsigned long arg) -{ - struct inode *inode = file_inode(file); - int ret = -ENOTTY; - __u64 val = 0; - unsigned long uval; - - gossip_debug(GOSSIP_FILE_DEBUG, - "orangefs_ioctl: called with cmd %d\n", - cmd); - - /* - * we understand some general ioctls on files, such as the immutable - * and append flags - */ - if (cmd == FS_IOC_GETFLAGS) { - ret = orangefs_getflags(inode, &uval); - if (ret) - return ret; - gossip_debug(GOSSIP_FILE_DEBUG, - "orangefs_ioctl: FS_IOC_GETFLAGS: %llu\n", - (unsigned long long)uval); - return put_user(uval, (int __user *)arg); - } else if (cmd == FS_IOC_SETFLAGS) { - unsigned long old_uval; - - ret = 0; - if (get_user(uval, (int __user *)arg)) - return -EFAULT; - /* - * ORANGEFS_MIRROR_FL is set internally when the mirroring mode - * is turned on for a file. The user is not allowed to turn - * on this bit, but the bit is present if the user first gets - * the flags and then updates the flags with some new - * settings. So, we ignore it in the following edit. bligon. - */ - if ((uval & ~ORANGEFS_MIRROR_FL) & - (~(FS_IMMUTABLE_FL | FS_APPEND_FL | FS_NOATIME_FL))) { - gossip_err("orangefs_ioctl: the FS_IOC_SETFLAGS only supports setting one of FS_IMMUTABLE_FL|FS_APPEND_FL|FS_NOATIME_FL\n"); - return -EINVAL; - } - ret = orangefs_getflags(inode, &old_uval); - if (ret) - return ret; - ret = vfs_ioc_setflags_prepare(inode, old_uval, uval); - if (ret) - return ret; - val = uval; - gossip_debug(GOSSIP_FILE_DEBUG, - "orangefs_ioctl: FS_IOC_SETFLAGS: %llu\n", - (unsigned long long)val); - ret = orangefs_inode_setxattr(inode, - "user.pvfs2.meta_hint", - &val, sizeof(val), 0); - } - - return ret; -} - static vm_fault_t orangefs_fault(struct vm_fault *vmf) { struct file *file = vmf->vma->vm_file; @@ -657,7 +579,6 @@ const struct file_operations orangefs_file_operations = { .read_iter = orangefs_file_read_iter, .write_iter = orangefs_file_write_iter, .lock = orangefs_lock, - .unlocked_ioctl = orangefs_ioctl, .mmap = orangefs_file_mmap, .open = generic_file_open, .splice_read = generic_file_splice_read, diff --git a/fs/orangefs/inode.c b/fs/orangefs/inode.c index 5079cfafa8d7..85b3dd2d769d 100644 --- a/fs/orangefs/inode.c +++ b/fs/orangefs/inode.c @@ -11,6 +11,7 @@ */ #include <linux/bvec.h> +#include <linux/fileattr.h> #include "protocol.h" #include "orangefs-kernel.h" #include "orangefs-bufmap.h" @@ -954,6 +955,53 @@ int orangefs_update_time(struct inode *inode, struct timespec64 *time, int flags return __orangefs_setattr(inode, &iattr); } +static int orangefs_fileattr_get(struct dentry *dentry, struct fileattr *fa) +{ + u64 val = 0; + int ret; + + gossip_debug(GOSSIP_FILE_DEBUG, "%s: called on %pd\n", __func__, + dentry); + + ret = orangefs_inode_getxattr(d_inode(dentry), + "user.pvfs2.meta_hint", + &val, sizeof(val)); + if (ret < 0 && ret != -ENODATA) + return ret; + + gossip_debug(GOSSIP_FILE_DEBUG, "%s: flags=%u\n", __func__, (u32) val); + + fileattr_fill_flags(fa, val); + return 0; +} + +static int orangefs_fileattr_set(struct user_namespace *mnt_userns, + struct dentry *dentry, struct fileattr *fa) +{ + u64 val = 0; + + gossip_debug(GOSSIP_FILE_DEBUG, "%s: called on %pd\n", __func__, + dentry); + /* + * ORANGEFS_MIRROR_FL is set internally when the mirroring mode is + * turned on for a file. The user is not allowed to turn on this bit, + * but the bit is present if the user first gets the flags and then + * updates the flags with some new settings. So, we ignore it in the + * following edit. bligon. + */ + if (fileattr_has_fsx(fa) || + (fa->flags & ~(FS_IMMUTABLE_FL | FS_APPEND_FL | FS_NOATIME_FL | ORANGEFS_MIRROR_FL))) { + gossip_err("%s: only supports setting one of FS_IMMUTABLE_FL|FS_APPEND_FL|FS_NOATIME_FL\n", + __func__); + return -EOPNOTSUPP; + } + val = fa->flags; + gossip_debug(GOSSIP_FILE_DEBUG, "%s: flags=%u\n", __func__, (u32) val); + return orangefs_inode_setxattr(d_inode(dentry), + "user.pvfs2.meta_hint", + &val, sizeof(val), 0); +} + /* ORANGEFS2 implementation of VFS inode operations for files */ static const struct inode_operations orangefs_file_inode_operations = { .get_acl = orangefs_get_acl, @@ -963,6 +1011,8 @@ static const struct inode_operations orangefs_file_inode_operations = { .listxattr = orangefs_listxattr, .permission = orangefs_permission, .update_time = orangefs_update_time, + .fileattr_get = orangefs_fileattr_get, + .fileattr_set = orangefs_fileattr_set, }; static int orangefs_init_iops(struct inode *inode) |