perf trace: Beautify flock 'cmd' arg
4735.638 ( 0.003 ms): man/19881 flock(fd: 3, cmd: SH|NB) = 0 4735.832 ( 0.002 ms): man/19881 flock(fd: 3, cmd: UN ) = 0 Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-amh3y88kh1nmclpwezqlarl8@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>hifive-unleashed-5.1
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@ -189,6 +189,37 @@ static size_t syscall_arg__scnprintf_madvise_behavior(char *bf, size_t size,
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#define SCA_MADV_BHV syscall_arg__scnprintf_madvise_behavior
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#define SCA_MADV_BHV syscall_arg__scnprintf_madvise_behavior
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static size_t syscall_arg__scnprintf_flock(char *bf, size_t size,
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struct syscall_arg *arg)
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{
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int printed = 0, op = arg->val;
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if (op == 0)
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return scnprintf(bf, size, "NONE");
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#define P_CMD(cmd) \
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if ((op & LOCK_##cmd) == LOCK_##cmd) { \
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printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #cmd); \
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op &= ~LOCK_##cmd; \
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}
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P_CMD(SH);
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P_CMD(EX);
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P_CMD(NB);
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P_CMD(UN);
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P_CMD(MAND);
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P_CMD(RW);
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P_CMD(READ);
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P_CMD(WRITE);
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#undef P_OP
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if (op)
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printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", op);
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return printed;
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}
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#define SCA_FLOCK syscall_arg__scnprintf_flock
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static size_t syscall_arg__scnprintf_futex_op(char *bf, size_t size, struct syscall_arg *arg)
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static size_t syscall_arg__scnprintf_futex_op(char *bf, size_t size, struct syscall_arg *arg)
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{
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{
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enum syscall_futex_args {
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enum syscall_futex_args {
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@ -554,6 +585,8 @@ static struct syscall_fmt {
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{ .name = "fcntl", .errmsg = true,
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{ .name = "fcntl", .errmsg = true,
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.arg_scnprintf = { [1] = SCA_STRARRAY, /* cmd */ },
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.arg_scnprintf = { [1] = SCA_STRARRAY, /* cmd */ },
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.arg_parm = { [1] = &strarray__fcntl_cmds, /* cmd */ }, },
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.arg_parm = { [1] = &strarray__fcntl_cmds, /* cmd */ }, },
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{ .name = "flock", .errmsg = true,
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.arg_scnprintf = { [1] = SCA_FLOCK, /* cmd */ }, },
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{ .name = "fstat", .errmsg = true, .alias = "newfstat", },
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{ .name = "fstat", .errmsg = true, .alias = "newfstat", },
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{ .name = "fstatat", .errmsg = true, .alias = "newfstatat", },
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{ .name = "fstatat", .errmsg = true, .alias = "newfstatat", },
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{ .name = "futex", .errmsg = true,
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{ .name = "futex", .errmsg = true,
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