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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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b97b59b93d
Currently, timechart records only scheduler and CPU events (task switches, running times, CPU power states, etc); this commit adds IO mode which makes it possible to record IO (disk, network) activity. In this mode perf timechart will generate SVG with IO charts (writes, reads, tx, rx, polls). Signed-off-by: Stanislav Fomichev <stfomichev@yandex-team.ru> Acked-by: Namhyung Kim <namhyung@kernel.org> Link: http://lkml.kernel.org/n/1404835423-23098-3-git-send-email-stfomichev@yandex-team.ru Signed-off-by: Jiri Olsa <jolsa@kernel.org>
38 lines
1.8 KiB
C
38 lines
1.8 KiB
C
#ifndef __PERF_SVGHELPER_H
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#define __PERF_SVGHELPER_H
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#include <linux/types.h>
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extern void open_svg(const char *filename, int cpus, int rows, u64 start, u64 end);
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extern void svg_ubox(int Yslot, u64 start, u64 end, double height, const char *type, int fd, int err, int merges);
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extern void svg_lbox(int Yslot, u64 start, u64 end, double height, const char *type, int fd, int err, int merges);
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extern void svg_fbox(int Yslot, u64 start, u64 end, double height, const char *type, int fd, int err, int merges);
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extern void svg_box(int Yslot, u64 start, u64 end, const char *type);
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extern void svg_blocked(int Yslot, int cpu, u64 start, u64 end, const char *backtrace);
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extern void svg_running(int Yslot, int cpu, u64 start, u64 end, const char *backtrace);
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extern void svg_waiting(int Yslot, int cpu, u64 start, u64 end, const char *backtrace);
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extern void svg_cpu_box(int cpu, u64 max_frequency, u64 turbo_frequency);
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extern void svg_process(int cpu, u64 start, u64 end, int pid, const char *name, const char *backtrace);
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extern void svg_cstate(int cpu, u64 start, u64 end, int type);
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extern void svg_pstate(int cpu, u64 start, u64 end, u64 freq);
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extern void svg_time_grid(double min_thickness);
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extern void svg_io_legenda(void);
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extern void svg_legenda(void);
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extern void svg_wakeline(u64 start, int row1, int row2, const char *backtrace);
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extern void svg_partial_wakeline(u64 start, int row1, char *desc1, int row2, char *desc2, const char *backtrace);
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extern void svg_interrupt(u64 start, int row, const char *backtrace);
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extern void svg_text(int Yslot, u64 start, const char *text);
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extern void svg_close(void);
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extern int svg_build_topology_map(char *sib_core, int sib_core_nr,
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char *sib_thr, int sib_thr_nr);
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extern int svg_page_width;
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extern u64 svg_highlight;
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extern const char *svg_highlight_name;
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#endif /* __PERF_SVGHELPER_H */
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