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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
commit | 19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch) | |
tree | 42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/crimson/os/seastore/onode.h | |
parent | Initial commit. (diff) | |
download | ceph-upstream.tar.xz ceph-upstream.zip |
Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/crimson/os/seastore/onode.h')
-rw-r--r-- | src/crimson/os/seastore/onode.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/crimson/os/seastore/onode.h b/src/crimson/os/seastore/onode.h new file mode 100644 index 000000000..4d7783028 --- /dev/null +++ b/src/crimson/os/seastore/onode.h @@ -0,0 +1,48 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab + +#pragma once + +#include <iostream> +#include <limits> + +#include <boost/intrusive_ptr.hpp> +#include <boost/smart_ptr/intrusive_ref_counter.hpp> + +#include "include/buffer.h" +#include "include/denc.h" + +namespace crimson::os::seastore { + +// in-memory onode, in addition to the stuff that should be persisted to disk, +// it may contain intrusive hooks for LRU, rw locks etc +class Onode : public boost::intrusive_ref_counter< + Onode, + boost::thread_unsafe_counter> +{ +public: + Onode(std::string_view s) + : payload{s} + {} + size_t size() const; + const std::string& get() const { + return payload; + } + void encode(void* buffer, size_t len); + DENC(Onode, v, p) { + DENC_START(1, 1, p); + denc(v.payload, p); + DENC_FINISH(p); + } + +private: + // dummy payload + std::string payload; +}; + +bool operator==(const Onode& lhs, const Onode& rhs); +std::ostream& operator<<(std::ostream &out, const Onode &rhs); +using OnodeRef = boost::intrusive_ptr<Onode>; +} + +WRITE_CLASS_DENC(crimson::os::seastore::Onode) |