Miroirs/Ryujinx
1
0
Fork 0
mirror of https://github.com/Ryujinx/Ryujinx.git synced 2024-11-17 07:48:48 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

Fix a potential GPFIFO submission race (#3378)

Browse source 
The syncpoint maximum value represents the maximum possible syncpt value at a given time, however due to PBs being submitted before max was incremented, for a brief moment of time this is not the case which could lead to invalid behaviour if a game waits on the fence at that specific time.
This commit is contained in:
Billy Laws 2022-06-04 20:36:36 +01:00 committed by GitHub
parent d03124a992
commit 2073ba2919
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 2 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
Ryujinx.HLE/HOS/Services/Nv/NvDrvServices/NvHostChannel/NvHostChannelDeviceFile.cs
View file

@ -429,8 +429,6 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvHostChannel
Channel.PushHostCommandBuffer(CreateWaitCommandBuffer(header.Fence));
}
Channel.PushEntries(entries);
header.Fence.Id = _channelSyncpoint.Id;
if (header.Flags.HasFlag(SubmitGpfifoFlags.FenceIncrement) || header.Flags.HasFlag(SubmitGpfifoFlags.IncrementWithValue))
@ -449,6 +447,8 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvHostChannel
header.Fence.Value = _device.System.HostSyncpoint.ReadSyncpointMaxValue(header.Fence.Id);
}
Channel.PushEntries(entries);
if (header.Flags.HasFlag(SubmitGpfifoFlags.FenceIncrement))
{
Channel.PushHostCommandBuffer(CreateIncrementCommandBuffer(ref header.Fence, header.Flags));