[tip:perf/core] perf unwind: Report error from dwfl_attach_state

Commit-ID: 555fc3b1ef4c850c635be333024dcf67bc1e7cb8 Gitweb: https://git.kernel.org/tip/555fc3b1ef4c850c635be333024dcf67bc1e7cb8 Author: Martin Vuille AuthorDate: Sun, 18 Mar 2018 13:50:53 -0400 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 20 Mar 2018 13:16:09 -0300 perf unwind:

[tip:perf/core] perf unwind: Unwind with libdw doesn't take symfs into account

Commit-ID: 3d20c6246690219881786de10d2dda93f616d0ac Gitweb: https://git.kernel.org/tip/3d20c6246690219881786de10d2dda93f616d0ac Author: Martin Vuille AuthorDate: Sun, 11 Feb 2018 16:24:20 -0500 Committer: Arnaldo Carvalho de Melo CommitDate: Fri, 16 Mar 2018 13:55:51 -0300 perf unwind: