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os/bluestore: do not use nullptr to calc the size of bluestore_pextent_t #14030

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merged 1 commit into from Mar 21, 2017
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os/bluestore: do not use nullptr to calc the size of bluestore_pextent_t #14030

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9 changes: 6 additions & 3 deletions src/os/bluestore/bluestore_types.h
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Expand Up @@ -165,9 +165,12 @@ struct denc_traits<PExtentVector> {
static constexpr bool featured = false;
static void bound_encode(const PExtentVector& v, size_t& p) {
p += sizeof(uint32_t);
size_t per = 0;
denc(*(bluestore_pextent_t*)nullptr, per);
p += per * v.size();
const auto size = v.size();
if (size) {
size_t per = 0;
denc(v.front(), per);
p += per * size;
}
}
static void encode(const PExtentVector& v,
bufferlist::contiguous_appender& p) {
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