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| author | Joe Perches <joe@perches.com> | 2012-03-23 15:02:20 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-23 16:58:37 -0700 |
| commit | 2c92488ab29886d08766c054afc8dd0f19c724f1 (patch) | |
| tree | c1a42d6c825de9b0f3bf239d9a1a086a4b4422ce /scripts | |
| parent | aad4f61498314d41d047ea2161b7bd7237b72d33 (diff) | |
| download | linux-2c92488ab29886d08766c054afc8dd0f19c724f1.tar.gz linux-2c92488ab29886d08766c054afc8dd0f19c724f1.tar.bz2 linux-2c92488ab29886d08766c054afc8dd0f19c724f1.zip | |
checkpatch: warn on use of yield()
Using yield() is generally wrong. Warn on its use.
Signed-off-by: Joe Perches <joe@perches.com>
Cc: Andy Whitcroft <apw@canonical.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts')
| -rwxr-xr-x | scripts/checkpatch.pl | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 21486c04b11c..d1fd466043ef 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -3338,6 +3338,12 @@ sub process { "__func__ should be used instead of gcc specific __FUNCTION__\n" . $herecurr); } +# check for use of yield() + if ($line =~ /\byield\s*\(\s*\)/) { + WARN("YIELD", + "Using yield() is generally wrong. See yield() kernel-doc (sched/core.c)\n" . $herecurr); + } + # check for semaphores initialized locked if ($line =~ /^.\s*sema_init.+,\W?0\W?\)/) { WARN("CONSIDER_COMPLETION", |