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https://github.com/ceph/go-ceph
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27 lines
875 B
Go
27 lines
875 B
Go
package rados
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// #cgo LDFLAGS: -lrados
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// #include <rados/librados.h>
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// #include <stdlib.h>
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//
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import "C"
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// SetAllocationHint sets allocation hint for an object. This is an advisory
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// operation, it will always succeed (as if it was submitted with a
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// LIBRADOS_OP_FLAG_FAILOK flag set) and is not guaranteed to do anything on
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// the backend.
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//
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// Implements:
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//
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// void rados_write_op_set_alloc_hint2(rados_write_op_t write_op,
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// uint64_t expected_object_size,
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// uint64_t expected_write_size,
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// uint32_t flags);
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func (w *WriteOp) SetAllocationHint(expectedObjectSize uint64, expectedWriteSize uint64, flags AllocHintFlags) {
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C.rados_write_op_set_alloc_hint2(
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w.op,
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C.uint64_t(expectedObjectSize),
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C.uint64_t(expectedWriteSize),
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C.uint32_t(flags))
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}
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