tools/cpudist: Fix warning introduced by recent change #4149
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With iovisor#4131 included, running the tool with -L reports the following warning: /virtual/main.c:57:28: warning: multi-character character constant [-Wmultichar] pid_key_t key = {.id = ' + pid + ', .slot = bpf_log2l(delta)}; ^ /virtual/main.c:57:28: warning: character constant too long for its type 2 warnings generated. The `pid` part should not be treated as string literal. Fix it. Signed-off-by: Hengqi Chen <[email protected]>
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With #4131 included, running the tool with -L reports the following warning:
The
pidpart should not be treated as string literal. Fix it.Signed-off-by: Hengqi Chen [email protected]