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From: "Darrick J. Wong" <djwong@kernel.org>
To: Christoph Hellwig <hch@lst.de>
Cc: cem@kernel.org, stable@vger.kernel.org, linux-xfs@vger.kernel.org
Subject: Re: [PATCH 1/6] xfs: don't replace the wrong part of the cow fork
Date: Thu, 9 Jul 2026 09:45:31 -0700	[thread overview]
Message-ID: <20260709164531.GE15228@frogsfrogsfrogs> (raw)
In-Reply-To: <20260709044738.GA15144@lst.de>

On Thu, Jul 09, 2026 at 06:47:38AM +0200, Christoph Hellwig wrote:
> On Wed, Jul 08, 2026 at 10:57:43AM -0700, Darrick J. Wong wrote:
> > On Wed, Jul 08, 2026 at 08:25:16AM -0700, Darrick J. Wong wrote:
> > > On Wed, Jul 08, 2026 at 11:12:20AM +0200, Christoph Hellwig wrote:
> > > > On Tue, Jul 07, 2026 at 10:03:24PM -0700, Darrick J. Wong wrote:
> > > > >  static inline void
> > > > >  xrep_cow_replace_mapping(
> > > > > +	struct xfs_inode	*ip,
> > > > > +	struct xfs_iext_cursor	*icur,
> > > > > +	struct xfs_bmbt_irec	*got,
> > > > > +	struct xfs_bmbt_irec	*rep)
> > > > 
> > > > This looks like something that should sit in xfs_bmap.c (or at
> > > > least xfs_bmap_util.c) and not in random scrub code.
> > 
> > To push back on this: there's only one user of this, why not keep it
> > local to the scrub code?  AFAICT there's nowhere else in xfs that needs
> > to replace a subset of an existing cow fork mapping with another
> > mapping.
> 
> Mostly so that all the code doing hairy operations on subsets of
> bmbt_irecs is kept together...

Ok.  I'll do the move as a separate patch though.

--D

  reply	other threads:[~2026-07-09 16:45 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-08  5:03 [PATCHSET] xfs: LLM-inspired bug fixes, part 1 Darrick J. Wong
2026-07-08  5:03 ` [PATCH 1/6] xfs: don't replace the wrong part of the cow fork Darrick J. Wong
2026-07-08  9:12   ` Christoph Hellwig
2026-07-08 15:25     ` Darrick J. Wong
2026-07-08 17:57       ` Darrick J. Wong
2026-07-09  4:47         ` Christoph Hellwig
2026-07-09 16:45           ` Darrick J. Wong [this message]
2026-07-08  5:03 ` [PATCH 2/6] xfs: don't wrap around quota ids in dqiterate Darrick J. Wong
2026-07-08  9:14   ` Christoph Hellwig
2026-07-08  5:03 ` [PATCH 3/6] xfs: use rtrefcount btree cursor in xchk_xref_is_rt_cow_staging Darrick J. Wong
2026-07-08  9:15   ` Christoph Hellwig
2026-07-08  5:04 ` [PATCH 4/6] xfs: use the rt version of the cow staging checker Darrick J. Wong
2026-07-08  9:16   ` Christoph Hellwig
2026-07-08  5:04 ` [PATCH 5/6] xfs: write the rg superblock when fixing it Darrick J. Wong
2026-07-13  6:41   ` Christoph Hellwig
2026-07-13 21:58     ` Darrick J. Wong
2026-07-14  5:20       ` Christoph Hellwig
2026-07-08  5:04 ` [PATCH 6/6] xfs: grab rtrmap btree when checking rgsuper Darrick J. Wong
2026-07-08  9:16   ` Christoph Hellwig

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