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4cde2d8aa7
Adding code in uprobe_multi test binary that defines 50k usdts and will serve as attach point for uprobe_multi usdt bench test in following patch. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Link: https://lore.kernel.org/r/20230809083440.3209381-25-jolsa@kernel.org Signed-off-by: Alexei Starovoitov <ast@kernel.org>
91 lines
2.9 KiB
C
91 lines
2.9 KiB
C
// SPDX-License-Identifier: GPL-2.0
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#include <stdio.h>
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#include <string.h>
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#include <sdt.h>
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#define __PASTE(a, b) a##b
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#define PASTE(a, b) __PASTE(a, b)
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#define NAME(name, idx) PASTE(name, idx)
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#define DEF(name, idx) int NAME(name, idx)(void) { return 0; }
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#define CALL(name, idx) NAME(name, idx)();
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#define F(body, name, idx) body(name, idx)
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#define F10(body, name, idx) \
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F(body, PASTE(name, idx), 0) F(body, PASTE(name, idx), 1) F(body, PASTE(name, idx), 2) \
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F(body, PASTE(name, idx), 3) F(body, PASTE(name, idx), 4) F(body, PASTE(name, idx), 5) \
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F(body, PASTE(name, idx), 6) F(body, PASTE(name, idx), 7) F(body, PASTE(name, idx), 8) \
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F(body, PASTE(name, idx), 9)
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#define F100(body, name, idx) \
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F10(body, PASTE(name, idx), 0) F10(body, PASTE(name, idx), 1) F10(body, PASTE(name, idx), 2) \
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F10(body, PASTE(name, idx), 3) F10(body, PASTE(name, idx), 4) F10(body, PASTE(name, idx), 5) \
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F10(body, PASTE(name, idx), 6) F10(body, PASTE(name, idx), 7) F10(body, PASTE(name, idx), 8) \
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F10(body, PASTE(name, idx), 9)
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#define F1000(body, name, idx) \
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F100(body, PASTE(name, idx), 0) F100(body, PASTE(name, idx), 1) F100(body, PASTE(name, idx), 2) \
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F100(body, PASTE(name, idx), 3) F100(body, PASTE(name, idx), 4) F100(body, PASTE(name, idx), 5) \
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F100(body, PASTE(name, idx), 6) F100(body, PASTE(name, idx), 7) F100(body, PASTE(name, idx), 8) \
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F100(body, PASTE(name, idx), 9)
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#define F10000(body, name, idx) \
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F1000(body, PASTE(name, idx), 0) F1000(body, PASTE(name, idx), 1) F1000(body, PASTE(name, idx), 2) \
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F1000(body, PASTE(name, idx), 3) F1000(body, PASTE(name, idx), 4) F1000(body, PASTE(name, idx), 5) \
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F1000(body, PASTE(name, idx), 6) F1000(body, PASTE(name, idx), 7) F1000(body, PASTE(name, idx), 8) \
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F1000(body, PASTE(name, idx), 9)
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F10000(DEF, uprobe_multi_func_, 0)
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F10000(DEF, uprobe_multi_func_, 1)
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F10000(DEF, uprobe_multi_func_, 2)
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F10000(DEF, uprobe_multi_func_, 3)
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F10000(DEF, uprobe_multi_func_, 4)
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static int bench(void)
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{
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F10000(CALL, uprobe_multi_func_, 0)
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F10000(CALL, uprobe_multi_func_, 1)
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F10000(CALL, uprobe_multi_func_, 2)
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F10000(CALL, uprobe_multi_func_, 3)
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F10000(CALL, uprobe_multi_func_, 4)
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return 0;
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}
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#define PROBE STAP_PROBE(test, usdt);
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#define PROBE10 PROBE PROBE PROBE PROBE PROBE \
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PROBE PROBE PROBE PROBE PROBE
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#define PROBE100 PROBE10 PROBE10 PROBE10 PROBE10 PROBE10 \
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PROBE10 PROBE10 PROBE10 PROBE10 PROBE10
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#define PROBE1000 PROBE100 PROBE100 PROBE100 PROBE100 PROBE100 \
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PROBE100 PROBE100 PROBE100 PROBE100 PROBE100
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#define PROBE10000 PROBE1000 PROBE1000 PROBE1000 PROBE1000 PROBE1000 \
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PROBE1000 PROBE1000 PROBE1000 PROBE1000 PROBE1000
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static int usdt(void)
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{
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PROBE10000
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PROBE10000
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PROBE10000
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PROBE10000
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PROBE10000
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return 0;
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}
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int main(int argc, char **argv)
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{
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if (argc != 2)
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goto error;
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if (!strcmp("bench", argv[1]))
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return bench();
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if (!strcmp("usdt", argv[1]))
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return usdt();
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error:
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fprintf(stderr, "usage: %s <bench|usdt>\n", argv[0]);
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return -1;
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}
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