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fs: get rid of base class btrfs_ioctl_same_extent_info

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We only use BtrfsExtentInfo when it's exactly equivalent to the
base, so drop the derived class.

While we're here, fix BtrfsExtentSame::add so it uses a btrfs-compatible
uint64_t instead of an off_t.

Signed-off-by: Zygo Blaxell <bees@furryterror.org>
This commit is contained in:
Zygo Blaxell
2022-10-23 14:01:38 -04:00
parent ded5bf0148
commit cb2c20ccc9
2 changed files with 7 additions and 20 deletions
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19
lib/fs.cc
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@ -33,18 +33,6 @@ namespace crucible {
#endif
}
BtrfsExtentInfo::BtrfsExtentInfo(int dst_fd, off_t dst_offset) :
btrfs_ioctl_same_extent_info( (btrfs_ioctl_same_extent_info) { } )
{
assert(fd == 0);
assert(logical_offset == 0);
assert(bytes_deduped == 0);
assert(status == 0);
assert(reserved == 0);
fd = dst_fd;
logical_offset = dst_offset;
}
BtrfsExtentSame::BtrfsExtentSame(int src_fd, off_t src_offset, off_t src_length) :
m_logical_offset(src_offset),
m_length(src_length),
@ -57,9 +45,12 @@ namespace crucible {
}
void
BtrfsExtentSame::add(int fd, off_t offset)
BtrfsExtentSame::add(int const fd, uint64_t const offset)
{
m_info.push_back(BtrfsExtentInfo(fd, offset));
m_info.push_back( (btrfs_ioctl_same_extent_info) {
.fd = fd,
.logical_offset = offset,
});
}
ostream &