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Song Liu c041d33bf7 perf evsel: Separate bpf_counter_list and bpf_filters, can be used at the same time
'struct evsel' uses a union for the two lists. This turned out to be
error prone.

For example:

  [root@quaco ~]# perf stat --bpf-prog 5246
  Error: cpu-clock event does not have sample flags 66c660
  failed to set filter "(null)" on event cpu-clock with 2 (No such file or directory)
  [root@quaco ~]# perf stat --bpf-prog 5246

Fix this issue by separating the two lists.

Fixes: 56ec9457a4 ("perf bpf filter: Implement event sample filtering")
Signed-off-by: Song Liu <song@kernel.org>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: kernel-team@meta.com
Link: https://lore.kernel.org/r/20230519235757.3613719-1-song@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
History 2023-05-26 16:03:43 -03:00
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Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.