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Friendly map create errors, document rlimit and perf ring garbage #94

Merged
merged 3 commits into from
Jun 1, 2020
Merged

Friendly map create errors, document rlimit and perf ring garbage #94

merged 3 commits into from
Jun 1, 2020

Commits on May 19, 2020

  1. elf_reader.go - clarify non-static consts cause data sections to be e… 

    …mitted
    @ti-mo
    ti-mo committed May 19, 2020
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Commits on May 26, 2020

  1. syscalls.go - return friendly error on permission errors from map cre… 

    …ation
    @ti-mo
    ti-mo committed May 26, 2020
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Commits on May 29, 2020

  1. perf - reader.go: document possible garbage read from perf ring, add … 

    …reproducer

A patch for this was submitted upstream:
https://lore.kernel.org/patchwork/patch/1244339.

Promises about the buffer's alignment were also removed because they were
inacurrate. The `perf_event_open` man page is incorrect, and there's
another bug in the kernel that causes these buffers to be unaligned.
    @ti-mo
    ti-mo committed May 29, 2020
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