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fs: update btrfs compatibility header: add csum types, BTRFS_FS_INFO_FLAG_GENERATION and _METADATA_UUID

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I guess this means it's "args_v3" now?

Signed-off-by: Zygo Blaxell <bees@furryterror.org>
This commit is contained in:
Zygo Blaxell
2022-10-24 11:48:35 -04:00
parent 07a4c9e8c0
commit 5953ea6d3c
3 changed files with 41 additions and 8 deletions
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19
lib/fs.cc
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@ -1136,8 +1136,11 @@ namespace crucible {
};
BtrfsIoctlFsInfoArgs::BtrfsIoctlFsInfoArgs() :
btrfs_ioctl_fs_info_args_v2( (btrfs_ioctl_fs_info_args_v2) {
.flags = BTRFS_FS_INFO_FLAG_CSUM_INFO,
btrfs_ioctl_fs_info_args_v3( (btrfs_ioctl_fs_info_args_v3) {
.flags = 0
| BTRFS_FS_INFO_FLAG_CSUM_INFO
| BTRFS_FS_INFO_FLAG_GENERATION
,
})
{
}
@ -1145,7 +1148,7 @@ namespace crucible {
void
BtrfsIoctlFsInfoArgs::do_ioctl(int fd)
{
btrfs_ioctl_fs_info_args_v2 *p = static_cast<btrfs_ioctl_fs_info_args_v2 *>(this);
btrfs_ioctl_fs_info_args_v3 *p = static_cast<btrfs_ioctl_fs_info_args_v3 *>(this);
if (ioctl(fd, BTRFS_IOC_FS_INFO, p)) {
THROW_ERRNO("BTRFS_IOC_FS_INFO: fd " << fd);
}
@ -1154,13 +1157,19 @@ namespace crucible {
uint16_t
BtrfsIoctlFsInfoArgs::csum_type() const
{
return this->btrfs_ioctl_fs_info_args_v2::csum_type;
return this->btrfs_ioctl_fs_info_args_v3::csum_type;
}
uint16_t
BtrfsIoctlFsInfoArgs::csum_size() const
{
return this->btrfs_ioctl_fs_info_args_v2::csum_size;
return this->btrfs_ioctl_fs_info_args_v3::csum_size;
}
uint64_t
BtrfsIoctlFsInfoArgs::generation() const
{
return this->btrfs_ioctl_fs_info_args_v3::generation;
}
};