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btrfs: SETFLAGS ioctl: use helper for compression type conversion

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Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2017-10-31 17:32:41 +01:00
parent e128f9c3f7
commit 93370509c2
1 changed files with 4 additions and 6 deletions
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10
fs/btrfs/ioctl.c
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@ -307,12 +307,10 @@ static int btrfs_ioctl_setflags(struct file *file, void __user *arg)
ip->flags |= BTRFS_INODE_COMPRESS; ip->flags |= BTRFS_INODE_COMPRESS;
ip->flags &= ~BTRFS_INODE_NOCOMPRESS; ip->flags &= ~BTRFS_INODE_NOCOMPRESS;
if (fs_info->compress_type == BTRFS_COMPRESS_LZO) comp = btrfs_compress_type2str(fs_info->compress_type);
comp = "lzo"; if (!comp || comp[0] == 0)
else if (fs_info->compress_type == BTRFS_COMPRESS_ZLIB) comp = btrfs_compress_type2str(BTRFS_COMPRESS_ZLIB);
comp = "zlib";
else
comp = "zstd";
ret = btrfs_set_prop(inode, "btrfs.compression", ret = btrfs_set_prop(inode, "btrfs.compression",
comp, strlen(comp), 0); comp, strlen(comp), 0);
if (ret) if (ret)