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Wed, 13 Oct 2021 09:48:43 +0000 From: Yishai Hadas To: , , , CC: , , , , , , , , Subject: [PATCH V1 mlx5-next 07/13] vfio: Add 'invalid' state definitions Date: Wed, 13 Oct 2021 12:47:01 +0300 Message-ID: <20211013094707.163054-8-yishaih@nvidia.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20211013094707.163054-1-yishaih@nvidia.com> References: <20211013094707.163054-1-yishaih@nvidia.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 2d31da9e-ed47-4c70-9427-08d98e2ea70b X-MS-TrafficTypeDiagnostic: BN9PR12MB5177: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:4502; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.112.36;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:schybrid05.nvidia.com;CAT:NONE;SFS:(4636009)(46966006)(36840700001)(4326008)(356005)(7696005)(70586007)(2906002)(2616005)(36756003)(26005)(6636002)(70206006)(47076005)(54906003)(8936002)(1076003)(36860700001)(82310400003)(316002)(110136005)(107886003)(186003)(83380400001)(508600001)(86362001)(426003)(336012)(8676002)(5660300002)(7636003)(6666004);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Oct 2021 09:48:47.0730 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 2d31da9e-ed47-4c70-9427-08d98e2ea70b X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.112.36];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT057.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN9PR12MB5177 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add 'invalid' state definition to be used by drivers to set/check invalid state. In addition dropped the non complied macro VFIO_DEVICE_STATE_SET_ERROR (i.e SATE instead of STATE) which seems unusable. Fixes: a8a24f3f6e38 ("vfio: UAPI for migration interface for device state") Signed-off-by: Yishai Hadas Signed-off-by: Leon Romanovsky --- include/linux/vfio.h | 5 +++++ include/uapi/linux/vfio.h | 4 +--- 2 files changed, 6 insertions(+), 3 deletions(-) diff --git a/include/linux/vfio.h b/include/linux/vfio.h index b53a9557884a..6a8cf6637333 100644 --- a/include/linux/vfio.h +++ b/include/linux/vfio.h @@ -252,4 +252,9 @@ extern int vfio_virqfd_enable(void *opaque, void *data, struct virqfd **pvirqfd, int fd); extern void vfio_virqfd_disable(struct virqfd **pvirqfd); +static inline bool vfio_is_state_invalid(u32 state) +{ + return state >= VFIO_DEVICE_STATE_INVALID; +} + #endif /* VFIO_H */ diff --git a/include/uapi/linux/vfio.h b/include/uapi/linux/vfio.h index ef33ea002b0b..7f8fdada5eb3 100644 --- a/include/uapi/linux/vfio.h +++ b/include/uapi/linux/vfio.h @@ -609,6 +609,7 @@ struct vfio_device_migration_info { #define VFIO_DEVICE_STATE_RUNNING (1 << 0) #define VFIO_DEVICE_STATE_SAVING (1 << 1) #define VFIO_DEVICE_STATE_RESUMING (1 << 2) +#define VFIO_DEVICE_STATE_INVALID (VFIO_DEVICE_STATE_RESUMING + 1) #define VFIO_DEVICE_STATE_MASK (VFIO_DEVICE_STATE_RUNNING | \ VFIO_DEVICE_STATE_SAVING | \ VFIO_DEVICE_STATE_RESUMING) @@ -621,9 +622,6 @@ struct vfio_device_migration_info { ((state & VFIO_DEVICE_STATE_MASK) == (VFIO_DEVICE_STATE_SAVING | \ VFIO_DEVICE_STATE_RESUMING)) -#define VFIO_DEVICE_STATE_SET_ERROR(state) \ - ((state & ~VFIO_DEVICE_STATE_MASK) | VFIO_DEVICE_SATE_SAVING | \ - VFIO_DEVICE_STATE_RESUMING) __u32 reserved; __u64 pending_bytes; -- 2.18.1