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Merge pull request #16822 from liewegas/wip-20849

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os/bluestore: _do_remove: dirty shard individually as each blob is unshared

Reviewed-by: xie xingguo <xie.xingguo@zte.com.cn>
This commit is contained in:
Sage Weil 2017-08-06 21:43:22 -05:00 committed by GitHub
commit 311bfcaf04
1 changed files with 1 additions and 11 deletions
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12
src/os/bluestore/BlueStore.cc
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@ -10508,8 +10508,6 @@ int BlueStore::_do_remove(
return 0;
}
uint32_t b_start = OBJECT_MAX_SIZE;
uint32_t b_end = 0;
for (auto& e : h->extent_map.extent_map) {
const bluestore_blob_t& b = e.blob->get_blob();
SharedBlob *sb = e.blob->shared_blob.get();
@ -10519,17 +10517,9 @@ int BlueStore::_do_remove(
dout(20) << __func__ << " unsharing " << e << dendl;
bluestore_blob_t& blob = e.blob->dirty_blob();
blob.clear_flag(bluestore_blob_t::FLAG_SHARED);
if (e.logical_offset < b_start) {
b_start = e.logical_offset;
}
if (e.logical_end() > b_end) {
b_end = e.logical_end();
h->extent_map.dirty_range(e.logical_offset, 1);
}
}
}
assert(b_end > b_start);
h->extent_map.dirty_range(b_start, b_end - b_start);
txc->write_onode(h);
return 0;