[PATCH v2] docs: Fix typo in comment

[William Breathitt Gray]

On Mon, Jul 25, 2022 at 06:52:15AM -0700, Joe Perches wrote:
> On Fri, 2022-07-22 at 07:45 +0800, Baoquan He wrote:
> > On 07/21/22 at 11:40am, Randy Dunlap wrote:
> > > On 7/21/22 11:36, Jonathan Corbet wrote:
> > > > "Slark Xiao" <slark_xiao at 163.com> writes:
> > > > > May I know the maintainer of one subsystem could merge the changes
> > > > > contains lots of subsystem?  I also know this could be filtered by
> > > > > grep and sed command, but that patch would have dozens of maintainers
> > > > > and reviewers.
> > > > 
> > > > Certainly I don't think I can merge a patch touching 166 files across
> > > > the tree.  This will need to be broken down by subsystem, and you may
> > > > well find that there are some maintainers who don't want to deal with
> > > > this type of minor fix.
> > > 
> > > We have also seen cases where "the the" should be replaced by "then the"
> > > or some other pair of words, so some of these changes could fall into
> > > that category.
> > 
> > It's possible. I searched in Documentation and went through each place,
> > seems no typo of "then the". Below patch should clean up all the 'the the'
> > typo under Documentation.
> []
> > The fix is done with below command:
> > sed -i "s/the the /the /g" `git grep -l "the the " Documentation`
> 
> This command misses entries at EOL:
> 
> Documentation/trace/histogram.rst:  Here's an example where we use a compound key composed of the the
> 
> Perhaps a better conversion would be 's/\bthe the\b/the/g'

It would be good to check for instances that cross newlines as well;
i.e. "the" at the end of a line followed by "the" at the start of the
next line. However, this would require some thought to properly account
for comment blocks ("*") and other similar prefixes that should be
ignored.

William Breathitt Gray
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