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checkpatch.pl: Add warning for new __packed additions

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While there are valid reasons to use __packed, often the answer is that
you should be doing something else here instead.

Signed-off-by: Tom Rini <trini@ti.com>
This commit is contained in:
Tom Rini 2014-02-25 10:27:00 -05:00 committed by Albert ARIBAUD
parent b60eff31f3
commit f503cc49a5
1 changed files with 5 additions and 0 deletions
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5
scripts/checkpatch.pl
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@ -3331,6 +3331,11 @@ sub process {
WARN("PREFER_PACKED",
"__packed is preferred over __attribute__((packed))\n" . $herecurr);
}
# Check for new packed members, warn to use care
if ($line =~ /\b(__attribute__\s*\(\s*\(.*\bpacked|__packed)\b/) {
WARN("NEW_PACKED",
"Adding new packed members is to be done with care\n" . $herecurr);
}
# Check for __attribute__ aligned, prefer __aligned
if ($line =~ /\b__attribute__\s*\(\s*\(.*aligned/) {