kernel/tools/perf/util/setns.c, branch linux-6.2.y

perf namespaces: Move the conditional setns() prototype to namespaces.h

2019-07-09T13:13:26Z

Out of util.h, to reduce its scope, and since we have a namespaces.h header, much better to have it there, where it is related to. Cc: Adrian Hunter Cc: Jiri Olsa Cc: Namhyung Kim Link: https://lkml.kernel.org/n/tip-zlu81bbtccuzygh7m8nmgybc@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo

tools build: Add test for setns()

2017-07-19T02:14:08Z

And provide an alternative implementation to keep perf building on older distros as we're about to add initial support for namespaces. Cc: Adrian Hunter Cc: David Ahern Cc: Jiri Olsa Cc: Krister Johansen Cc: Namhyung Kim Cc: Wang Nan Link: http://lkml.kernel.org/n/tip-bqdwijunhjlvps1ardykhw1i@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo