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authorAlexander Block <ablock84@googlemail.com>2012-07-25 23:19:24 +0200
committerAlexander Block <ablock84@googlemail.com>2012-07-25 23:30:19 +0200
commit31db9f7c23fbf7e95026143f79645de6507b583b (patch)
treea3e416143bd08d8daca762f85a6d260e49c56c61 /fs/btrfs/ioctl.c
parentBtrfs: add btrfs_compare_trees function (diff)
downloadlinux-31db9f7c23fbf7e95026143f79645de6507b583b.tar.xz
linux-31db9f7c23fbf7e95026143f79645de6507b583b.zip
Btrfs: introduce BTRFS_IOC_SEND for btrfs send/receive
This patch introduces the BTRFS_IOC_SEND ioctl that is required for send. It allows btrfs-progs to implement full and incremental sends. Patches for btrfs-progs will follow. Signed-off-by: Alexander Block <ablock84@googlemail.com> Reviewed-by: David Sterba <dave@jikos.cz> Reviewed-by: Arne Jansen <sensille@gmx.net> Reviewed-by: Jan Schmidt <list.btrfs@jan-o-sch.net> Reviewed-by: Alex Lyakas <alex.bolshoy.btrfs@gmail.com>
Diffstat (limited to 'fs/btrfs/ioctl.c')
-rw-r--r--fs/btrfs/ioctl.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 99fe2ce7f721..bca6997fdb80 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -54,6 +54,7 @@
#include "inode-map.h"
#include "backref.h"
#include "rcu-string.h"
+#include "send.h"
/* Mask out flags that are inappropriate for the given type of inode. */
static inline __u32 btrfs_mask_flags(umode_t mode, __u32 flags)
@@ -3571,6 +3572,8 @@ long btrfs_ioctl(struct file *file, unsigned int
return btrfs_ioctl_balance_progress(root, argp);
case BTRFS_IOC_SET_RECEIVED_SUBVOL:
return btrfs_ioctl_set_received_subvol(file, argp);
+ case BTRFS_IOC_SEND:
+ return btrfs_ioctl_send(file, argp);
case BTRFS_IOC_GET_DEV_STATS:
return btrfs_ioctl_get_dev_stats(root, argp, 0);
case BTRFS_IOC_GET_AND_RESET_DEV_STATS: