From: Klaus Jensen <its@irrelevant.dk>
To: peter.maydell@linaro.org, qemu-devel@nongnu.org
Cc: "Keith Busch" <kbusch@kernel.org>,
"Klaus Jensen" <k.jensen@samsung.com>,
"Philippe Mathieu-Daudé" <philmd@redhat.com>,
qemu-block@nongnu.org, "Michael S . Tsirkin" <mst@redhat.com>
Subject: Re: [PULL 02/30] pci: pass along the return value of dma_memory_rw
Date: Tue, 27 Oct 2020 12:10:44 +0100 [thread overview]
Message-ID: <20201027111044.GA548260@apples.localdomain> (raw)
In-Reply-To: <20201027104932.558087-3-its@irrelevant.dk>
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On Oct 27 11:49, Klaus Jensen wrote:
> From: Klaus Jensen <k.jensen@samsung.com>
>
> Some devices might want to know the return value of dma_memory_rw, so
> pass it along instead of ignoring it.
>
> There are no existing users of the return value, so this patch should be
> safe.
>
> Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
> Acked-by: Keith Busch <kbusch@kernel.org>
> ---
> include/hw/pci/pci.h | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/include/hw/pci/pci.h b/include/hw/pci/pci.h
> index 0a59a06b149d..f19ffe6b4fe8 100644
> --- a/include/hw/pci/pci.h
> +++ b/include/hw/pci/pci.h
> @@ -783,8 +783,7 @@ static inline AddressSpace *pci_get_address_space(PCIDevice *dev)
> static inline int pci_dma_rw(PCIDevice *dev, dma_addr_t addr,
> void *buf, dma_addr_t len, DMADirection dir)
> {
> - dma_memory_rw(pci_get_address_space(dev), addr, buf, len, dir);
> - return 0;
> + return dma_memory_rw(pci_get_address_space(dev), addr, buf, len, dir);
> }
>
> static inline int pci_dma_read(PCIDevice *dev, dma_addr_t addr,
> --
> 2.29.1
>
Philippe posted a series where this patch is included as well (with a
couple of additional reviews I think). Merging that is probably
preferable, and I can respin this pull.
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next prev parent reply other threads:[~2020-10-27 12:07 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-27 10:49 [PULL 00/30] nvme emulation patches for 5.2 Klaus Jensen
2020-10-27 10:49 ` [PULL 01/30] hw/block/nvme: fix typo in trace event Klaus Jensen
2020-10-27 10:49 ` [PULL 02/30] pci: pass along the return value of dma_memory_rw Klaus Jensen
2020-10-27 11:10 ` Klaus Jensen [this message]
2020-10-27 10:49 ` [PULL 03/30] hw/block/nvme: handle dma errors Klaus Jensen
2020-10-27 10:49 ` [PULL 04/30] hw/block/nvme: commonize nvme_rw error handling Klaus Jensen
2020-10-27 10:49 ` [PULL 05/30] hw/block/nvme: alignment style fixes Klaus Jensen
2020-10-27 10:49 ` [PULL 06/30] hw/block/nvme: add a lba to bytes helper Klaus Jensen
2020-10-27 10:49 ` [PULL 07/30] hw/block/nvme: fix endian conversion Klaus Jensen
2020-10-27 10:49 ` [PULL 08/30] hw/block/nvme: add symbolic command name to trace events Klaus Jensen
2020-10-27 10:49 ` [PULL 09/30] hw/block/nvme: refactor aio submission Klaus Jensen
2020-10-27 10:49 ` [PULL 10/30] hw/block/nvme: default request status to success Klaus Jensen
2020-10-27 10:49 ` [PULL 11/30] hw/block/nvme: harden cmb access Klaus Jensen
2020-10-27 10:49 ` [PULL 12/30] hw/block/nvme: add support for scatter gather lists Klaus Jensen
2020-11-04 9:44 ` Max Reitz
2020-10-27 10:49 ` [PULL 13/30] hw/block/nvme: add support for sgl bit bucket descriptor Klaus Jensen
2020-10-27 10:49 ` [PULL 14/30] hw/block/nvme: refactor identify active namespace id list Klaus Jensen
2020-10-27 10:49 ` [PULL 15/30] hw/block/nvme: support multiple namespaces Klaus Jensen
2020-11-04 10:06 ` Max Reitz
2020-10-27 10:49 ` [PULL 16/30] pci: allocate pci id for nvme Klaus Jensen
2020-10-27 10:49 ` [PULL 17/30] hw/block/nvme: change controller pci id Klaus Jensen
2020-10-27 10:49 ` [PULL 18/30] hw/block/nvme: update nsid when registered Klaus Jensen
2020-11-04 9:32 ` Max Reitz
2020-11-04 9:52 ` Klaus Jensen
2020-10-27 10:49 ` [PULL 19/30] hw/block/nvme: remove pointless rw indirection Klaus Jensen
2020-10-27 10:49 ` [PULL 20/30] hw/block/nvme: fix log page offset check Klaus Jensen
2020-10-27 10:49 ` [PULL 21/30] hw/block/nvme: support per-namespace smart log Klaus Jensen
2020-10-27 10:49 ` [PULL 22/30] hw/block/nvme: validate command set selected Klaus Jensen
2020-10-27 10:49 ` [PULL 23/30] hw/block/nvme: support for admin-only command set Klaus Jensen
2020-10-27 10:49 ` [PULL 24/30] hw/block/nvme: reject io commands if only admin command set selected Klaus Jensen
2020-10-27 10:49 ` [PULL 25/30] hw/block/nvme: add nsid to get/setfeat trace events Klaus Jensen
2020-10-27 10:49 ` [PULL 26/30] hw/block/nvme: add trace event for requests with non-zero status code Klaus Jensen
2020-10-27 10:49 ` [PULL 27/30] hw/block/nvme: report actual LBA data shift in LBAF Klaus Jensen
2020-10-27 10:49 ` [PULL 28/30] hw/block/nvme: fix prp mapping status codes Klaus Jensen
2020-10-27 10:49 ` [PULL 29/30] hw/block/nvme: fix create IO SQ/CQ " Klaus Jensen
2020-10-27 10:49 ` [PULL 30/30] hw/block/nvme: fix queue identifer validation Klaus Jensen
2020-10-29 11:39 ` [PULL 00/30] nvme emulation patches for 5.2 Peter Maydell
2020-10-29 11:52 ` Klaus Jensen
2020-10-29 12:20 ` Philippe Mathieu-Daudé
2020-10-29 13:14 ` Klaus Jensen
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