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Fix ReFS reflink

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Martin 2018-10-20 13:42:43 +02:00
parent 9243c4accb
commit aef5090db5
1 changed files with 3 additions and 1 deletions
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4
urbackupcommon/os_functions_win.cpp
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@ -558,12 +558,14 @@ namespace
{
namespace reflink
{
#pragma pack(push, 1)
typedef struct _DUPLICATE_EXTENTS_DATA {
HANDLE FileHandle;
LARGE_INTEGER SourceFileOffset;
LARGE_INTEGER TargetFileOffset;
LARGE_INTEGER ByteCount;
} DUPLICATE_EXTENTS_DATA, *PDUPLICATE_EXTENTS_DATA;
#pragma pack(pop)
DWORD FSCTL_DUPLICATE_EXTENTS_TO_FILE = 0x98344;
}
@ -657,7 +659,7 @@ bool os_create_reflink(const std::string &linkname, const std::string &fname)
reflink_data.TargetFileOffset.QuadPart = reflinked;
if (!DeviceIoControl(dest_handle, reflink::FSCTL_DUPLICATE_EXTENTS_TO_FILE,
&reflink_data, sizeof(reflink_data), NULL, 0, NULL, NULL))
&reflink_data, sizeof(reflink_data), NULL, 0, &ret_bytes, NULL))
{
has_error = true;
}