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| author | Kees Cook <keescook@chromium.org> | 2019-11-21 23:59:28 +0300 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2019-11-22 20:35:14 +0300 |
| commit | dffd011480d727a819c537edf3b90ef063731725 (patch) | |
| tree | 965ea41e24cbbeb978dc436d8cb28f70871d8f33 /scripts/jobserver-exec | |
| parent | 4920323cffc0fe10ac107ab3e94d1bd218a678d9 (diff) | |
| download | linux-dffd011480d727a819c537edf3b90ef063731725.tar.xz | |
docs, parallelism: Do not leak blocking mode to other readers
Setting non-blocking via a local copy of the jobserver file descriptor
is safer than just assuming other reader processes with the same fd open
are prepared for it to be non-blocking.
Suggested-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Link: https://lore.kernel.org/lkml/44c01043-ab24-b4de-6544-e8efd153e27a@rasmusvillemoes.dk
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20191121205929.40371-3-keescook@chromium.org
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'scripts/jobserver-exec')
0 files changed, 0 insertions, 0 deletions