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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2023-02-21 11:19:49 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2023-02-21 11:19:49 -0800 |
| commit | 7ae9fb1b7ecbb5d85d07857943f677fd1a559b18 (patch) | |
| tree | dbdd35328f43569c38c4ce193cefd7d2b6b9fbfd /fs/btrfs/send.h | |
| parent | 9c445d2637c938a800fcc8b5f0b10e60c94460c7 (diff) | |
| parent | 9e69e845ae95227949c400af1037dca023f73038 (diff) | |
Merge branch 'next' into for-linus
Prepare input updates for 6.3 merge window.
Diffstat (limited to 'fs/btrfs/send.h')
| -rw-r--r-- | fs/btrfs/send.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/fs/btrfs/send.h b/fs/btrfs/send.h index 0a4537775e0c..4f5509cb1803 100644 --- a/fs/btrfs/send.h +++ b/fs/btrfs/send.h @@ -10,13 +10,20 @@ #include <linux/types.h> #define BTRFS_SEND_STREAM_MAGIC "btrfs-stream" +/* Conditional support for the upcoming protocol version. */ +#ifdef CONFIG_BTRFS_DEBUG +#define BTRFS_SEND_STREAM_VERSION 3 +#else #define BTRFS_SEND_STREAM_VERSION 2 +#endif /* - * In send stream v1, no command is larger than 64K. In send stream v2, no limit - * should be assumed. + * In send stream v1, no command is larger than 64K. In send stream v2, no + * limit should be assumed, the buffer size is set to be a header with + * compressed extent size. */ #define BTRFS_SEND_BUF_SIZE_V1 SZ_64K +#define BTRFS_SEND_BUF_SIZE_V2 ALIGN(SZ_16K + BTRFS_MAX_COMPRESSED, PAGE_SIZE) struct inode; struct btrfs_ioctl_send_args; |