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Means by which Windows prioritizes interrupts that come from the system's processors
An Interrupt Request Level (IRQL) is a hardware-independent means with which Windows prioritizes interrupts that come from the system's processors. On
IRQL
Microsoft Windows operating system mechanism
By default, all DPCs are set to medium priority. When Windows drops to an IRQL of Dispatch/DPC level, it checks the DPC queue for any pending DPCs and executes
Deferred_Procedure_Call
Fatal system error screen
The blue screen of death (BSoD) – or blue screen error, blue screen, fatal error, bugcheck, and officially known as a stop error – is a critical error
Blue_screen_of_death
Windows NT kernel image
interrupts are usually conditionally masked based on their priority (called "IRQL"), instead of disabling all IRQs via the interrupt flag. This permits various
Ntoskrnl.exe
Type of interrupt signal sent between computer processors
particular thread for execution; kernel debugger breakpoint. IPIs are given an IRQL of 29. Interrupt Interrupt handler Non-maskable interrupt (NMI) "Appendix
Inter-processor_interrupt
Integrated circuit that handles interrupts
Inter-processor interrupt (IPI) Interrupt latency Non-maskable interrupt (NMI) IRQL (Windows) "Intel® 64 and IA-32 Architectures Software Developer's Manual
Programmable interrupt controller
Programmable_interrupt_controller
Computer systems programming special block code
Inter-processor interrupt (IPI) Interrupt latency Interrupts in 65xx processors IRQL Non-maskable interrupt (NMI) Programmable Interrupt Controller (PIC) Red
Interrupt_handler
Windows driver troubleshooter
certain conditions such as low memory, I/O verification, pool tracking, IRQL checking, deadlock detection, DMA checks, IRP logging, etc. The verifier
Driver_Verifier
Inter-processor interrupt (IPI) Interrupt latency Non-maskable interrupt (NMI) IRQL (Windows) Mika J. Järvenpää. "Linux Interrupts: The Basic Concepts" (PDF)
End_of_interrupt
IPL scheme was simulated using features provided by the Itanium hardware. IRQL spl (Unix) "Understanding Interrupts". www.ibm.com. Retrieved 2024-08-22
Interrupt_priority_level
Unix interrupt priority control commands
concepts; for example, in DragonFly, LWKT tokens may be used in place of spl. IRQL Interrupt Interrupt priority level Programmable Interrupt Controller Lehey
Spl_(Unix)
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