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crucible: use set instead of vector in BtrfsExtentWalker

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This gets rid of some more big memsets.  It may replace them
with a lot of tiny mallocs, though.  If this turns out to be
a bad idea then at least we can easily revert the change.
This commit is contained in:
Zygo Blaxell
2016-12-13 21:34:12 -05:00
parent 7782b79e4b
commit e835e8766e
2 changed files with 11 additions and 3 deletions
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5
include/crucible/fs.h
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@ -13,6 +13,7 @@
#include <cstdint>
#include <iosfwd>
#include <set>
#include <vector>
#include <fcntl.h>
@ -150,6 +151,7 @@ namespace crucible {
BtrfsIoctlSearchHeader();
vector<char> m_data;
size_t set_data(const vector<char> &v, size_t offset);
bool operator<(const BtrfsIoctlSearchHeader &that) const;
};
ostream & operator<<(ostream &os, const btrfs_ioctl_search_header &hdr);
@ -164,7 +166,8 @@ namespace crucible {
void next_min(const BtrfsIoctlSearchHeader& ref);
size_t m_buf_size;
vector<BtrfsIoctlSearchHeader> m_result;
set<BtrfsIoctlSearchHeader> m_result;
};
ostream & operator<<(ostream &os, const btrfs_ioctl_search_key &key);