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perf trace beauty: Beautify renameat2's fd arg wrt AT_FDCWD
Just like is done with the 'renameat' syscall. # strace -e renameat2 -f perf trace -e rename* mv c /tmp [pid 12334] renameat2(AT_FDCWD, "c", AT_FDCWD, "/tmp", RENAME_NOREPLACE) = -1 EXDEV (Invalid cross-device link) [pid 12334] renameat2(AT_FDCWD, "c", AT_FDCWD, "/tmp/c", RENAME_NOREPLACE) = -1 EEXIST (File exists) 1.947 ( 0.007 ms): mv/12334 renameat2(olddfd: CWD, oldname: 0x7ffce8b7fd81, newdfd: CWD, newname: 0x7ffce8b7fd83, flags: 1) = -1 EXDEV Invalid cross-device link 2.073 ( 0.009 ms): mv/12334 renameat2(olddfd: CWD, oldname: 0x7ffce8b7fd81, newdfd: CWD, newname: 0x55ce7f0a1cc0, flags: 1mv: ) = -1 EEXIST File exists'c' and '/tmp/c' are the same file # Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Link: https://lkml.kernel.org/n/tip-8q9l92eh9eee3y2bwyqku3tc@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -799,6 +799,9 @@ static struct syscall_fmt {
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.arg = { [2] = { .scnprintf = SCA_MSG_FLAGS, /* flags */ }, }, },
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{ .name = "renameat",
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.arg = { [0] = { .scnprintf = SCA_FDAT, /* dfd */ }, }, },
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{ .name = "renameat2",
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.arg = { [0] = { .scnprintf = SCA_FDAT, /* olddirfd */ },
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[2] = { .scnprintf = SCA_FDAT, /* newdirfd */ }, }, },
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{ .name = "rt_sigaction",
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.arg = { [0] = { .scnprintf = SCA_SIGNUM, /* sig */ }, }, },
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{ .name = "rt_sigprocmask",
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