Tag
softirq
- Aug 13, 2026 NAPI and Interrupt Mitigation How a network driver switches from one interrupt per packet to a budgeted poll, what the weight and time limits protect, and where the scheme loses packets. operating systems
- Feb 2, 2026 Softirqs and the Per-CPU Deferred Queue How the fixed softirq vector set, the per-CPU pending mask, and the budgeted processing loop cooperate, and why running twice on one CPU is a bug rather than a race. operating systems