linux-kernel - Re: [PATCH AUTOSEL 13/14] mm/thp: ClearPageDoubleMap in first page_add_file

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Date:   Mon, 2 May 2022 10:45:54 +0200
From:   Pavel Machek <pavel@....cz>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Hugh Dickins <hughd@...gle.com>, stable@...r.kernel.org,
        linux-kernel@...r.kernel.org, Yang Shi <shy828301@...il.com>,
        "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        linux-mm@...ck.org
Subject: Re: [PATCH AUTOSEL 13/14] mm/thp: ClearPageDoubleMap in first
 page_add_file_rmap()

Hi!

> > I've chosen to answer to this patch of my 3 in your 14 AUTOSELs,
> > because this one is just an improvement, not at all a bugfix needed
> > for stable (maybe AUTOSEL noticed "racy" or "safely" in the comments,
> > and misunderstood).  The "Fixes" was intended to help any humans who
> > wanted to backport into their trees.
> 
> This all was off of the Fixes: tag.  Again, if these commits fix
> something why are they not for stable?  I'm a human asking to backport
> these into the stable trees based on that :)

I see this as a repeated pattern: People add Fixes: tag for trivial
things that should not really go to stable (typo in comment?) and
stable takes it is a serious bug that needs to be fixed in stable.

Best regards,
								Pavel