Re: [PATCH 0/3] dedupe smb unicode files

From: Dr. David Alan Gilbert
Date: Wed Jun 28 2023 - 09:47:29 EST


* Dr. David Alan Gilbert (dave@xxxxxxxxxxx) wrote:
> * Tom Talpey (tom@xxxxxxxxxx) wrote:
> > On 6/27/2023 9:14 PM, linux@xxxxxxxxxxx wrote:
> > > From: "Dr. David Alan Gilbert" <linux@xxxxxxxxxxx>
> > >
> > > The smb client and server code have (mostly) duplicated code
> > > for unicode manipulation, in particular upper case handling.
> > >
> > > Flatten this lot into shared code.
> > >
> > > There's some code that's slightly different between the two, and
> > > I've not attempted to share that - this should be strictly a no
> > > behaviour change set.
> > >
> > > I'd love to also boil out the same code from fs/jfs/ - but that's
> > > a thought for another time (and harder since there's no good test
> > > for it).
> > >
> > > Lightly tested with a module and a monolithic build, and just mounting
> > > itself.
> > >
> > > This dupe was found using PMD:
> > > https://pmd.github.io/pmd/pmd_userdocs_cpd.html
> > >
> > > Dave
> > >
> > > Dr. David Alan Gilbert (3):
> > > fs/smb: Remove unicode 'lower' tables
> > > fs/smb: Swing unicode common code from server->common
> > > fs/smb/client: Use common code in client
> > >
> > > fs/smb/client/cifs_unicode.c | 1 -
> > > fs/smb/client/cifs_unicode.h | 313 +-----------------
> > > fs/smb/client/cifs_uniupr.h | 239 -------------
> > > fs/smb/common/Makefile | 1 +
> > > .../uniupr.h => common/cifs_unicode_common.c} | 156 +--------
> > > fs/smb/common/cifs_unicode_common.h | 279 ++++++++++++++++
> >
> > So far so good, but please drop the "cifs_" prefix from this new file's
> > name, since its contents apply to later smb dialects as well.
>
> Sure.

Actually, would you be ok with smb_unicode_common ? The reason is that
you end up with a module named unicode_common that sounds too generic.

Dave

> Dave
>
> > Tom.
> >
> > > fs/smb/server/unicode.c | 1 -
> > > fs/smb/server/unicode.h | 301 +----------------
> > > 8 files changed, 298 insertions(+), 993 deletions(-)
> > > delete mode 100644 fs/smb/client/cifs_uniupr.h
> > > rename fs/smb/{server/uniupr.h => common/cifs_unicode_common.c} (50%)
> > > create mode 100644 fs/smb/common/cifs_unicode_common.h
> > >
> --
> -----Open up your eyes, open up your mind, open up your code -------
> / Dr. David Alan Gilbert | Running GNU/Linux | Happy \
> \ dave @ treblig.org | | In Hex /
> \ _________________________|_____ http://www.treblig.org |_______/
--
-----Open up your eyes, open up your mind, open up your code -------
/ Dr. David Alan Gilbert | Running GNU/Linux | Happy \
\ dave @ treblig.org | | In Hex /
\ _________________________|_____ http://www.treblig.org |_______/