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XHCI: Tweak priorities a bit more.

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Put the EventThread as URGENT_PRIORITY and the downstream FinishThread
as URGENT - 1. Hopefully this will serve as a better hint to the
scheduler as to what we want to occur here.
This commit is contained in:
Augustin Cavalier 2019-07-14 14:27:30 -04:00
parent 17c9e98743
commit c8375b0017
1 changed files with 6 additions and 6 deletions
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12
src/add-ons/kernel/busses/usb/xhci.cpp
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@ -359,15 +359,15 @@ XHCI::XHCI(pci_info *info, Stack *stack)
return;
}
// create finisher service thread
fFinishThread = spawn_kernel_thread(FinishThread, "xhci finish thread",
// create event handler thread
fEventThread = spawn_kernel_thread(EventThread, "xhci event thread",
B_URGENT_PRIORITY, (void *)this);
resume_thread(fFinishThread);
resume_thread(fEventThread);
// create finisher service thread
fEventThread = spawn_kernel_thread(EventThread, "xhci event thread",
B_URGENT_DISPLAY_PRIORITY, (void *)this);
resume_thread(fEventThread);
fFinishThread = spawn_kernel_thread(FinishThread, "xhci finish thread",
B_URGENT_PRIORITY - 1, (void *)this);
resume_thread(fFinishThread);
// Find the right interrupt vector, using MSIs if available.
fIRQ = fPCIInfo->u.h0.interrupt_line;