Commit 6a177381 authored by Filipe Manana's avatar Filipe Manana Committed by David Sterba
Browse files

Btrfs: move all reflink implementation code into its own file 



The reflink code is quite large and has been living in ioctl.c since ever.
It has grown over the years after many bug fixes and improvements, and
since I'm planning on making some further improvements on it, it's time
to get it better organized by moving into its own file, reflink.c
(similar to what xfs does for example).

This change only moves the code out of ioctl.c into the new file, it
doesn't do any other change.

Reviewed-by: default avatarJosef Bacik <josef@toxicpanda.com>
Signed-off-by: default avatarFilipe Manana <fdmanana@suse.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent a8753ee3

fs/btrfs/Makefile

+1 −1
Original line number Diff line number Diff line
@@ -11,7 +11,7 @@ btrfs-y += super.o ctree.o extent-tree.o print-tree.o root-tree.o dir-item.o \ 
	   compression.o delayed-ref.o relocation.o delayed-inode.o scrub.o \

	   reada.o backref.o ulist.o qgroup.o send.o dev-replace.o raid56.o \

	   uuid-tree.o props.o free-space-tree.o tree-checker.o space-info.o \

	   block-rsv.o delalloc-space.o block-group.o discard.o

	   block-rsv.o delalloc-space.o block-group.o discard.o reflink.o



btrfs-$(CONFIG_BTRFS_FS_POSIX_ACL) += acl.o

btrfs-$(CONFIG_BTRFS_FS_CHECK_INTEGRITY) += check-integrity.o

fs/btrfs/ctree.h

+0 −3
Original line number Diff line number Diff line
@@ -2974,9 +2974,6 @@ int btrfs_dirty_pages(struct inode *inode, struct page **pages, 
		      size_t num_pages, loff_t pos, size_t write_bytes,

		      struct extent_state **cached);

int btrfs_fdatawrite_range(struct inode *inode, loff_t start, loff_t end);

loff_t btrfs_remap_file_range(struct file *file_in, loff_t pos_in,

			      struct file *file_out, loff_t pos_out,

			      loff_t len, unsigned int remap_flags);



/* tree-defrag.c */

int btrfs_defrag_leaves(struct btrfs_trans_handle *trans,

fs/btrfs/file.c

+1 −0
Original line number Diff line number Diff line
@@ -27,6 +27,7 @@ 
#include "qgroup.h"

#include "compression.h"

#include "delalloc-space.h"

#include "reflink.h"



static struct kmem_cache *btrfs_inode_defrag_cachep;

/*

fs/btrfs/ioctl.c

+0 −733

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fs/btrfs/reflink.c

0 → 100644
+729 −0

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