From 19aee8dea31fbaa5139968d20e36e1d78cbf30a0 Mon Sep 17 00:00:00 2001 From: Anand Jain Date: Tue, 18 Jul 2017 17:37:05 +0800 Subject: [PATCH] btrfs: btrfs_inherit_iflags() can be static btrfs_new_inode() is the only consumer move it to inode.c, from ioctl.c. Signed-off-by: Anand Jain Reviewed-by: David Sterba Signed-off-by: David Sterba --- fs/btrfs/ctree.h | 1 - fs/btrfs/inode.c | 31 +++++++++++++++++++++++++++++++ fs/btrfs/ioctl.c | 31 ------------------------------- 3 files changed, 31 insertions(+), 32 deletions(-) diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 06033b5f1657..6510f246f71e 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -3230,7 +3230,6 @@ long btrfs_ioctl(struct file *file, unsigned int cmd, unsigned long arg); long btrfs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg); int btrfs_ioctl_get_supported_features(void __user *arg); void btrfs_update_iflags(struct inode *inode); -void btrfs_inherit_iflags(struct inode *inode, struct inode *dir); int btrfs_is_empty_uuid(u8 *uuid); int btrfs_defrag_file(struct inode *inode, struct file *file, struct btrfs_ioctl_defrag_range_args *range, diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 3bf7bae36e56..3926e9cbf0d9 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -6183,6 +6183,37 @@ static int btrfs_insert_inode_locked(struct inode *inode) btrfs_find_actor, &args); } +/* + * Inherit flags from the parent inode. + * + * Currently only the compression flags and the cow flags are inherited. + */ +static 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 struct inode *btrfs_new_inode(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct inode *dir, 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)); -- 2.20.1