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-rw-r--r--fs/btrfs/ioctl.c31
1 files changed, 0 insertions, 31 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index fa1b78cf25f6..335e252a99f5 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -156,37 +156,6 @@ void btrfs_update_iflags(struct inode *inode)
new_fl);
}
-/*
- * Inherit flags from the parent inode.
- *
- * Currently only the compression flags and the cow flags are inherited.
- */
-void btrfs_inherit_iflags(struct inode *inode, struct inode *dir)
-{
- unsigned int flags;
-
- if (!dir)
- return;
-
- flags = BTRFS_I(dir)->flags;
-
- if (flags & BTRFS_INODE_NOCOMPRESS) {
- BTRFS_I(inode)->flags &= ~BTRFS_INODE_COMPRESS;
- BTRFS_I(inode)->flags |= BTRFS_INODE_NOCOMPRESS;
- } else if (flags & BTRFS_INODE_COMPRESS) {
- BTRFS_I(inode)->flags &= ~BTRFS_INODE_NOCOMPRESS;
- BTRFS_I(inode)->flags |= BTRFS_INODE_COMPRESS;
- }
-
- if (flags & BTRFS_INODE_NODATACOW) {
- BTRFS_I(inode)->flags |= BTRFS_INODE_NODATACOW;
- if (S_ISREG(inode->i_mode))
- BTRFS_I(inode)->flags |= BTRFS_INODE_NODATASUM;
- }
-
- btrfs_update_iflags(inode);
-}
-
static int btrfs_ioctl_getflags(struct file *file, void __user *arg)
{
struct btrfs_inode *ip = BTRFS_I(file_inode(file));