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| /freebsd-10.3-release/sys/ia64/ia64/ | ||
| H A D | xtrace.c | 263323 Wed Mar 19 00:07:25 MDT 2014 marcel Fix and improve exception tracing: 1. Name the kernel option XTRACE instead of EXCEPTION_TRACING 2. Put support functions in ia64/ia64/xtrace.c 3. Make it work with SMP by giving each CPU its own buffer 4. Save 16 key registers in the buffer for every exception 5. In ia64_handle_intr() and trap() transfer the trace record to the KTR trace buffer using CTRx() and with some basic information for now 6. Use a tunable to anble tracing and stop tracing as soon as we enter the debugger Room for improvements: 1. Transferring exception-relevant information to KTR 2. Add a sysctl to enable/disable tracing |
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