Uprobes: User-Space Probes - The Linux Foundation
Uprobes: User-Space Probes - The Linux Foundation
Uprobes: User-Space Probes - The Linux Foundation
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Single-stepping Out of Line●●●Establish probepoint:– Replace original opcode with int3– Allocate XOL slot– Copy original instruction to XOL slotBreakpoint trap:– Run user's handler– Single-step instruction copySingle-step trap:– “Fix things up”– Continue at next instruction●Works for multithreaded apps