The patch titled Subject: checkpatch: support wide strings has been added to the -mm tree. Its filename is checkpatch-support-wide-strings.patch This patch should soon appear at https://ozlabs.org/~akpm/mmots/broken-out/checkpatch-support-wide-strings.patch and later at https://ozlabs.org/~akpm/mmotm/broken-out/checkpatch-support-wide-strings.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: Joe Perches <joe@xxxxxxxxxxx> Subject: checkpatch: support wide strings Allow prefixing typical strings with L for wide strings and u for unicode strings. Link: https://lkml.kernel.org/r/20210801170733.1.I3f9784fd3c1007d08ec2e70b151d137687575495@changeid Signed-off-by: Joe Perches <joe@xxxxxxxxxxx> Signed-off-by: Simon Glass <sjg@xxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- scripts/checkpatch.pl | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) --- a/scripts/checkpatch.pl~checkpatch-support-wide-strings +++ a/scripts/checkpatch.pl @@ -501,7 +501,7 @@ our $Binary = qr{(?i)0b[01]+$Int_type?}; our $Hex = qr{(?i)0x[0-9a-f]+$Int_type?}; our $Int = qr{[0-9]+$Int_type?}; our $Octal = qr{0[0-7]+$Int_type?}; -our $String = qr{"[X\t]*"}; +our $String = qr{(?:\b[Lu])?"[X\t]*"}; our $Float_hex = qr{(?i)0x[0-9a-f]+p-?[0-9]+[fl]?}; our $Float_dec = qr{(?i)(?:[0-9]+\.[0-9]*|[0-9]*\.[0-9]+)(?:e-?[0-9]+)?[fl]?}; our $Float_int = qr{(?i)[0-9]+e-?[0-9]+[fl]?}; @@ -6132,7 +6132,8 @@ sub process { } # concatenated string without spaces between elements - if ($line =~ /$String[A-Za-z0-9_]/ || $line =~ /[A-Za-z0-9_]$String/) { + if ($line =~ /$String[A-Z_]/ || + ($line =~ /([A-Za-z0-9_]+)$String/ && $1 !~ /^[Lu]$/)) { if (CHK("CONCATENATED_STRING", "Concatenated strings should use spaces between elements\n" . $herecurr) && $fix) { @@ -6145,7 +6146,7 @@ sub process { } # uncoalesced string fragments - if ($line =~ /$String\s*"/) { + if ($line =~ /$String\s*[Lu]?"/) { if (WARN("STRING_FRAGMENTS", "Consecutive strings are generally better as a single string\n" . $herecurr) && $fix) { _ Patches currently in -mm which might be from joe@xxxxxxxxxxx are checkpatch-support-wide-strings.patch