Cross Reference: /vbox/src/VBox/Storage/VD.cpp

Lines Matching defs:Io
397         } Io;
1010         RTSgBufReset(&pIoCtx->Req.Io.SgBuf);
1033     RTSgBufReset(&pIoCtx->Req.Io.SgBuf);
1042         RTSgBufReset(&pIoCtx->Req.Io.SgBuf);
1052         pIoCtx->rcReq = vdFilterChainApplyRead(pDisk, pIoCtx->Req.Io.uOffsetXferOrig,
1053                                                pIoCtx->Req.Io.cbXferOrig, pIoCtx);
1070     pIoCtx->Req.Io.cbTransferLeft = (uint32_t)cbTransfer; Assert((uint32_t)cbTransfer == cbTransfer);
1071     pIoCtx->Req.Io.uOffset        = uOffset;
1072     pIoCtx->Req.Io.cbTransfer     = cbTransfer;
1073     pIoCtx->Req.Io.pImageStart    = pImageStart;
1074     pIoCtx->Req.Io.pImageCur      = pImageStart;
1075     pIoCtx->Req.Io.cbBufClear     = 0;
1076     pIoCtx->Req.Io.pImageParentOverride = NULL;
1077     pIoCtx->Req.Io.uOffsetXferOrig      = uOffset;
1078     pIoCtx->Req.Io.cbXferOrig           = cbTransfer;
1092         RTSgBufClone(&pIoCtx->Req.Io.SgBuf, pcSgBuf);
1094         memset(&pIoCtx->Req.Io.SgBuf, 0, sizeof(RTSGBUF));
1544     RTSgBufReset(&pIoCtx->Req.Io.SgBuf);
1545     pIoCtx->Req.Io.uOffset        = pIoCtx->Type.Child.uOffsetSaved;
1546     pIoCtx->Req.Io.cbTransferLeft = (uint32_t)pIoCtx->Type.Child.cbTransferLeftSaved;
1595     return RTSgBufCopy(&pIoCtxDst->Req.Io.SgBuf, &pIoCtxSrc->Req.Io.SgBuf, cbData);
1600     return RTSgBufCmp(&pIoCtx1->Req.Io.SgBuf, &pIoCtx2->Req.Io.SgBuf, cbData);
1605     return RTSgBufCopyFromBuf(&pIoCtx->Req.Io.SgBuf, pbData, cbData);
1610     return RTSgBufCopyToBuf(&pIoCtx->Req.Io.SgBuf, pbData, cbData);
1615     return RTSgBufSet(&pIoCtx->Req.Io.SgBuf, ch, cbData);
1775                    int rc2 = vdFilterChainApplyRead(pDisk, pTmp->Req.Io.uOffsetXferOrig,
1776                                                     pTmp->Req.Io.cbXferOrig, pTmp);
2013     size_t cbToRead               = pIoCtx->Req.Io.cbTransfer;
2014     uint64_t uOffset              = pIoCtx->Req.Io.uOffset;
2015     PVDIMAGE pCurrImage           = pIoCtx->Req.Io.pImageCur;
2016     PVDIMAGE pImageParentOverride = pIoCtx->Req.Io.pImageParentOverride;
2017     unsigned cImagesRead          = pIoCtx->Req.Io.cImagesRead;
2079                 pIoCtx->Req.Io.pImageParentOverride = NULL;
2101             ASMAtomicSubU32(&pIoCtx->Req.Io.cbTransferLeft, (uint32_t)cbThisRead); Assert(cbThisRead == (uint32_t)cbThisRead);
2108                 pIoCtx->Req.Io.cbBufClear += cbThisRead;
2110             if (pIoCtx->Req.Io.pImageCur->uOpenFlags & VD_OPEN_FLAGS_INFORM_ABOUT_ZERO_BLOCKS)
2125             if (   pIoCtx->Req.Io.cbBufClear
2129                 RTSgBufClone(&SgBuf, &pIoCtx->Req.Io.SgBuf);
2131                 RTSgBufSet(&SgBuf, 0, pIoCtx->Req.Io.cbBufClear);
2132                 pIoCtx->Req.Io.cbBufClear = 0;
2143         pCurrImage = pIoCtx->Req.Io.pImageStart; /* Start with the highest image in the chain. */
2150         pIoCtx->Req.Io.uOffset    = uOffset;
2151         pIoCtx->Req.Io.cbTransfer = cbToRead;
2152         pIoCtx->Req.Io.pImageCur  = pCurrImage ? pCurrImage : pIoCtx->Req.Io.pImageStart;
2243     IoCtx.Req.Io.pImageParentOverride = pImageParentOverride;
2244     IoCtx.Req.Io.cImagesRead = cImagesRead;
2339     IoCtx.Req.Io.pImageParentOverride = pImageParentOverride;
2340     IoCtx.Req.Io.cImagesRead = cImagesRead;
2524     PVDIMAGE pImage = pIoCtx->Req.Io.pImageCur;
2588     PVDIMAGE pImage    = pIoCtx->Req.Io.pImageStart;
2595                                    pIoCtx->Req.Io.uOffset - cbPreRead,
2616     PVDIMAGE pImage       = pIoCtx->Req.Io.pImageCur;
2629     Assert(!pIoCtx->Req.Io.cbTransferLeft && !pIoCtx->cMetaTransfersPending);
2633     RTSgBufAdvance(&pIoCtx->Req.Io.SgBuf, cbPreRead);
2636     if (!RTSgBufCmp(&pIoCtx->Req.Io.SgBuf, &pIoCtxParent->Req.Io.SgBuf, cbThisWrite))
2640         RTSgBufClone(&SgBufSrcTmp, &pIoCtxParent->Req.Io.SgBuf);
2642         RTSgBufAdvance(&pIoCtx->Req.Io.SgBuf, cbThisWrite);
2644         if (!cbWriteCopy || !RTSgBufCmp(&pIoCtx->Req.Io.SgBuf, &SgBufSrcTmp, cbWriteCopy))
2648             ASMAtomicWriteU32(&pIoCtx->Req.Io.cbTransferLeft, 0);
2649             RTSgBufAdvance(&pIoCtxParent->Req.Io.SgBuf, cbThisWrite);
2655     RTSgBufReset(&pIoCtx->Req.Io.SgBuf);
2656     RTSgBufAdvance(&pIoCtx->Req.Io.SgBuf, cbPreRead);
2671             RTSgBufClone(&SgBufParentTmp, &pIoCtxParent->Req.Io.SgBuf);
2672             RTSgBufCopy(&pIoCtx->Req.Io.SgBuf, &SgBufParentTmp, cbWriteCopy);
2679             RTSgBufAdvance(&pIoCtx->Req.Io.SgBuf, cbReadImage);
2685     RTSgBufReset(&pIoCtx->Req.Io.SgBuf);
2699     if (   pIoCtx->Req.Io.cbTransferLeft
2705         && (   pIoCtx->Req.Io.cbTransferLeft
2761     pIoCtx->Req.Io.cbTransferLeft = (uint32_t)cbTmp;
2762     pIoCtx->Req.Io.cbTransfer     = pIoCtx->Req.Io.cbTransferLeft;
2763     pIoCtx->Req.Io.uOffset       -= cbPreRead;
2778     if (   pIoCtx->Req.Io.cbTransferLeft
2783         && (   pIoCtx->Req.Io.cbTransferLeft
2796         RTSgBufReset(&pIoCtx->Req.Io.SgBuf);
2830             RTSgBufClone(&SgBufParentTmp, &pIoCtxParent->Req.Io.SgBuf);
2831             RTSgBufCopy(&pIoCtx->Req.Io.SgBuf, &SgBufParentTmp, cbWriteCopy);
2840             pIoCtx->Req.Io.cbTransferLeft = (uint32_t)cbReadImage; Assert(cbReadImage == (uint32_t)cbReadImage);
2841             pIoCtx->Req.Io.cbTransfer     = pIoCtx->Req.Io.cbTransferLeft;
2842             pIoCtx->Req.Io.uOffset       += cbWriteCopy;
2852             RTSgBufReset(&pIoCtx->Req.Io.SgBuf);
2860         RTSgBufReset(&pIoCtx->Req.Io.SgBuf);
2876     if (   pIoCtx->Req.Io.cbTransferLeft
2881         && (   pIoCtx->Req.Io.cbTransferLeft
2937         pIoCtx->Req.Io.cbTransferLeft = (uint32_t)cbPreRead; Assert(cbPreRead == (uint32_t)cbPreRead);
2938         pIoCtx->Req.Io.cbTransfer     = pIoCtx->Req.Io.cbTransferLeft;
2939         pIoCtx->Req.Io.uOffset       -= cbPreRead;
2954     size_t cbWrite   = pIoCtx->Req.Io.cbTransfer;
2955     uint64_t uOffset = pIoCtx->Req.Io.uOffset;
2956     PVDIMAGE pImage  = pIoCtx->Req.Io.pImageCur;
3055                 pIoCtxWrite->Req.Io.pImageParentOverride = pIoCtx->Req.Io.pImageParentOverride;
3070                     Assert(pIoCtx->Req.Io.cbTransferLeft >= cbThisWrite);
3073                     ASMAtomicSubU32(&pIoCtx->Req.Io.cbTransferLeft, (uint32_t)cbThisWrite);
3121         pIoCtx->Req.Io.uOffset    = uOffset;
3122         pIoCtx->Req.Io.cbTransfer = cbWrite;
3135     PVDIMAGE pImage = pIoCtx->Req.Io.pImageCur;
4101                     Assert(pIoCtxParent->Req.Io.cbTransferLeft >= pIoCtx->Type.Child.cbTransferParent);
4102                     ASMAtomicSubU32(&pIoCtxParent->Req.Io.cbTransferLeft, (uint32_t)pIoCtx->Type.Child.cbTransferParent);
4176     Assert(pIoCtx->Req.Io.cbTransferLeft >= cbTransfer);
4177     ASMAtomicSubU32(&pIoCtx->Req.Io.cbTransferLeft, (uint32_t)cbTransfer); Assert(cbTransfer == (uint32_t)cbTransfer);
4642         AssertMsgReturn(pIoCtx->Req.Io.SgBuf.cSegs == 1,
4646         cbTaskRead = RTSgBufSegArrayCreate(&pIoCtx->Req.Io.SgBuf, &Seg, &cSegments, cbRead);
4655             ASMAtomicSubU32(&pIoCtx->Req.Io.cbTransferLeft, (uint32_t)cbRead);
4665             size_t   cbTaskRead = RTSgBufSegArrayCreate(&pIoCtx->Req.Io.SgBuf, aSeg, &cSegments, cbRead);
4695                 AssertMsg(cbTaskRead <= pIoCtx->Req.Io.cbTransferLeft, ("Impossible!\n"));
4696                 ASMAtomicSubU32(&pIoCtx->Req.Io.cbTransferLeft, (uint32_t)cbTaskRead);
4740         AssertMsgReturn(pIoCtx->Req.Io.SgBuf.cSegs == 1,
4744         cbTaskWrite = RTSgBufSegArrayCreate(&pIoCtx->Req.Io.SgBuf, &Seg, &cSegments, cbWrite);
4752             Assert(pIoCtx->Req.Io.cbTransferLeft >= cbWrite);
4753             ASMAtomicSubU32(&pIoCtx->Req.Io.cbTransferLeft, (uint32_t)cbWrite);
4765             cbTaskWrite = RTSgBufSegArrayCreate(&pIoCtx->Req.Io.SgBuf, aSeg, &cSegments, cbWrite);
4795                 AssertMsg(cbTaskWrite <= pIoCtx->Req.Io.cbTransferLeft, ("Impossible!\n"));
4796                 ASMAtomicSubU32(&pIoCtx->Req.Io.cbTransferLeft, (uint32_t)cbTaskWrite);
5222     /// @todo Assert(pIoCtx->Req.Io.cbTransferLeft >= cbCopied); - triggers with vdCopyHelper/dmgRead.
5223     ASMAtomicSubU32(&pIoCtx->Req.Io.cbTransferLeft, (uint32_t)cbCopied);
5242     /// @todo Assert(pIoCtx->Req.Io.cbTransferLeft > cbCopied); - triggers with vdCopyHelper/dmgRead.
5243     ASMAtomicSubU32(&pIoCtx->Req.Io.cbTransferLeft, (uint32_t)cbCopied);
5261     /// @todo Assert(pIoCtx->Req.Io.cbTransferLeft >= cbSet); - triggers with vdCopyHelper/dmgRead.
5262     ASMAtomicSubU32(&pIoCtx->Req.Io.cbTransferLeft, (uint32_t)cbSet);
5283     cbCreated = RTSgBufSegArrayCreate(&pIoCtx->Req.Io.SgBuf, paSeg, pcSeg, cbData);
5308     Assert(pIoCtx->Req.Io.cbTransferLeft >= cbCompleted);
5309     ASMAtomicSubU32(&pIoCtx->Req.Io.cbTransferLeft, (uint32_t)cbCompleted);
5313     if (!pIoCtx->Req.Io.cbTransferLeft)
5338     bool fIsZero = RTSgBufIsZero(&pIoCtx->Req.Io.SgBuf, cbCheck);
5340         RTSgBufAdvance(&pIoCtx->Req.Io.SgBuf, cbCheck);