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[thin_check] --clear-needs-check-flag

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This commit is contained in:
Joe Thornber
2014-03-27 12:00:17 +00:00
parent fe019f6946
commit c3249ff757
4 changed files with 82 additions and 17 deletions
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24
thin-provisioning/superblock.cc
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@ -113,6 +113,23 @@ thin_provisioning::superblock_validator()
namespace thin_provisioning {
namespace superblock_detail {
namespace {
unsigned const NEEDS_CHECK_BIT = 0;
}
bool
superblock::get_needs_check_flag() const {
return flags_ & (1 << NEEDS_CHECK_BIT);
}
void
superblock::set_needs_check_flag(bool val) {
if (val)
flags_ |= (1 << NEEDS_CHECK_BIT);
else
flags_ &= ~(1 << NEEDS_CHECK_BIT);
};
superblock_corruption::superblock_corruption(std::string const &desc)
: desc_(desc) {
}
@ -144,6 +161,13 @@ namespace thin_provisioning {
return read_superblock(bm, SUPERBLOCK_LOCATION);
}
void write_superblock(block_manager<>::ptr bm, superblock_detail::superblock const &sb)
{
block_manager<>::write_ref w = bm->write_lock(SUPERBLOCK_LOCATION, superblock_validator());
superblock_disk *disk = reinterpret_cast<superblock_disk *>(w.data().raw());
superblock_traits::pack(sb, *disk);
}
void
check_superblock(block_manager<>::ptr bm,
superblock_detail::damage_visitor &visitor) {