Richard Barrell RichardBarrell
RichardBarrell
/ perf_annotate_output.txt
Created
April 4, 2013 22:07
Interesting output from "perf annotate" - it seems that whenever I use a synchronising instruction, "perf record" accidentally attributes the sync instruction's ticks to the instruction immediately *after* the lock or mfence.
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| Percent | Source code & Disassembly of rev26_2 | |
| ------------------------------------------------ | |
| : | |
| : | |
| : | |
| : Disassembly of section .text: | |
| : | |
| : 0000000000400760 <paws>: | |
| : void paws() { | |
| : #ifdef USE_A_POSIX_BARRIER |
RichardBarrell
/ client-connect.c
Created
December 18, 2011 05:05
My (mildly-embarrassing) openvpn config
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| #include <stdlib.h> | |
| #include <unistd.h> | |
| #include <stdio.h> | |
| #include <fcntl.h> | |
| #include <sys/types.h> | |
| #include <sys/wait.h> | |
| int run(char **argv, char **envp) { | |
| pid_t chipr = fork(); | |
| if (chipr == 0) { |
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