From: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
To: Yong Wu <yong.wu@mediatek.com>, Joerg Roedel <joro@8bytes.org>,
Rob Herring <robh+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Will Deacon <will@kernel.org>
Cc: Robin Murphy <robin.murphy@arm.com>,
Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>,
Tomasz Figa <tfiga@chromium.org>,
linux-mediatek@lists.infradead.org, srv_heupstream@mediatek.com,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
iommu@lists.linux-foundation.org,
Hsin-Yi Wang <hsinyi@chromium.org>,
youlin.pei@mediatek.com, anan.sun@mediatek.com,
xueqi.zhang@mediatek.com, yen-chang.chen@mediatek.com,
mingyuan.ma@mediatek.com, yf.wang@mediatek.com,
libo.kang@mediatek.com, chengci.xu@mediatek.com
Subject: Re: [PATCH v4 07/35] iommu/mediatek: Add mutex for data in the mtk_iommu_domain
Date: Thu, 27 Jan 2022 12:02:55 +0100 [thread overview]
Message-ID: <8576a0c5-aa69-aaed-be48-125ae2004f47@collabora.com> (raw)
In-Reply-To: <20220125085634.17972-8-yong.wu@mediatek.com>
Il 25/01/22 09:56, Yong Wu ha scritto:
> Same with the previous patch, add a mutex for the "data" in the
> mtk_iommu_domain. Just improve the safety for multi devices
> enter attach_device at the same time. We don't get the real issue
> for this.
>
> Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
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next prev parent reply other threads:[~2022-01-27 11:04 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-25 8:55 [PATCH v4 00/35] MT8195 IOMMU SUPPORT Yong Wu
2022-01-25 8:56 ` [PATCH v4 01/35] dt-bindings: mediatek: mt8195: Add binding for MM IOMMU Yong Wu
2022-01-25 8:56 ` [PATCH v4 02/35] dt-bindings: mediatek: mt8195: Add binding for infra IOMMU Yong Wu
2022-01-25 8:56 ` [PATCH v4 03/35] iommu/mediatek: Fix 2 HW sharing pgtable issue Yong Wu
2022-01-27 10:59 ` AngeloGioacchino Del Regno
2022-01-25 8:56 ` [PATCH v4 04/35] iommu/mediatek: Add list_del in mtk_iommu_remove Yong Wu
2022-01-25 8:56 ` [PATCH v4 05/35] iommu/mediatek: Remove clk_disable " Yong Wu
2022-01-25 8:56 ` [PATCH v4 06/35] iommu/mediatek: Add mutex for m4u_group and m4u_dom in data Yong Wu
2022-01-27 11:02 ` AngeloGioacchino Del Regno
2022-01-25 8:56 ` [PATCH v4 07/35] iommu/mediatek: Add mutex for data in the mtk_iommu_domain Yong Wu
2022-01-27 11:02 ` AngeloGioacchino Del Regno [this message]
2022-01-25 8:56 ` [PATCH v4 08/35] iommu/mediatek: Use kmalloc for protect buffer Yong Wu
2022-01-27 11:08 ` AngeloGioacchino Del Regno
2022-02-16 5:54 ` Yong Wu
2022-02-16 5:59 ` Tomasz Figa
2022-02-16 8:11 ` Yong Wu
2022-01-25 8:56 ` [PATCH v4 09/35] iommu/mediatek: Adapt sharing and non-sharing pgtable case Yong Wu
2022-01-25 8:56 ` [PATCH v4 10/35] iommu/mediatek: Add 12G~16G support for multi domains Yong Wu
2022-01-25 8:56 ` [PATCH v4 11/35] iommu/mediatek: Add a flag DCM_DISABLE Yong Wu
2022-01-25 8:56 ` [PATCH v4 12/35] iommu/mediatek: Add a flag NON_STD_AXI Yong Wu
2022-01-25 8:56 ` [PATCH v4 13/35] iommu/mediatek: Remove the granule in the tlb flush Yong Wu
2022-01-25 8:56 ` [PATCH v4 14/35] iommu/mediatek: Always enable output PA over 32bits in isr Yong Wu
2022-01-25 8:56 ` [PATCH v4 15/35] iommu/mediatek: Add SUB_COMMON_3BITS flag Yong Wu
2022-01-25 8:56 ` [PATCH v4 16/35] iommu/mediatek: Add IOMMU_TYPE flag Yong Wu
2022-01-25 8:56 ` [PATCH v4 17/35] iommu/mediatek: Contain MM IOMMU flow with the MM TYPE Yong Wu
2022-01-25 8:56 ` [PATCH v4 18/35] iommu/mediatek: Adjust device link when it is sub-common Yong Wu
2022-01-25 8:56 ` [PATCH v4 19/35] iommu/mediatek: Allow IOMMU_DOMAIN_UNMANAGED for PCIe VFIO Yong Wu
2022-01-25 8:56 ` [PATCH v4 20/35] iommu/mediatek: Add a PM_CLK_AO flag for infra iommu Yong Wu
2022-01-25 8:56 ` [PATCH v4 21/35] iommu/mediatek: Add infra iommu support Yong Wu
2022-01-25 8:56 ` [PATCH v4 22/35] iommu/mediatek: Add PCIe support Yong Wu
2022-01-25 8:56 ` [PATCH v4 23/35] iommu/mediatek: Add mt8195 support Yong Wu
2022-01-25 8:56 ` [PATCH v4 24/35] iommu/mediatek: Only adjust code about register base Yong Wu
2022-01-25 8:56 ` [PATCH v4 25/35] iommu/mediatek: Just move code position in hw_init Yong Wu
2022-01-25 8:56 ` [PATCH v4 26/35] iommu/mediatek: Separate mtk_iommu_data for v1 and v2 Yong Wu
2022-01-25 8:56 ` [PATCH v4 27/35] iommu/mediatek: Remove mtk_iommu.h Yong Wu
2022-01-27 11:15 ` AngeloGioacchino Del Regno
2022-01-25 8:56 ` [PATCH v4 28/35] iommu/mediatek-v1: Just rename mtk_iommu to mtk_iommu_v1 Yong Wu
2022-01-25 8:56 ` [PATCH v4 29/35] iommu/mediatek: Add mtk_iommu_bank_data structure Yong Wu
2022-01-27 11:17 ` AngeloGioacchino Del Regno
2022-01-25 8:56 ` [PATCH v4 30/35] iommu/mediatek: Initialise bank HW for each a bank Yong Wu
2022-01-25 8:56 ` [PATCH v4 31/35] iommu/mediatek: Change the domid to iova_region_id Yong Wu
2022-01-25 8:56 ` [PATCH v4 32/35] iommu/mediatek: Get the proper bankid for multi banks Yong Wu
2022-01-27 11:21 ` AngeloGioacchino Del Regno
2022-01-25 8:56 ` [PATCH v4 33/35] iommu/mediatek: Initialise/Remove for multi bank dev Yong Wu
2022-01-25 8:56 ` [PATCH v4 34/35] iommu/mediatek: Backup/restore regsiters for multi banks Yong Wu
2022-01-27 11:24 ` AngeloGioacchino Del Regno
2022-01-25 8:56 ` [PATCH v4 35/35] iommu/mediatek: mt8195: Enable multi banks for infra iommu Yong Wu
2022-01-27 11:25 ` AngeloGioacchino Del Regno
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