From: Christoph Hellwig <hch@infradead.org>
To: Alex Elder <aelder@sgi.com>
Cc: Christoph Hellwig <hch@infradead.org>,
xfs@oss.sgi.com, Dave Chinner <dchinner@redhat.com>
Subject: Re: [PATCH 23/27] rearrange bmapi and bmalloca structures for best packing
Date: Wed, 21 Sep 2011 10:06:03 -0400 [thread overview]
Message-ID: <20110921140603.GA31188@infradead.org> (raw)
In-Reply-To: <1316447547.2941.7.camel@doink>
On Mon, Sep 19, 2011 at 10:52:27AM -0500, Alex Elder wrote:
> On Sun, 2011-09-18 at 16:41 -0400, Christoph Hellwig wrote:
> > plain text document attachment (xfs-bmalloca-shrink)
> > Minimise the stack overhead of the remaining stack variables and
> > structures placed on the stack by packing them without holes. pahole
> > is used to optimise allocation args structures, stack variables are
> > done manually.
> >
> > [hch: various updates while forward porting the changes]
> >
> > Signed-off-by: Dave Chinner <dchinner@redhat.com>
> > Signed-off-by: Christoph Hellwig <hch@lst.de>
>
> I don't object to it, but I do comment on something
> below that I think is not an improvement. I'll
> take this as-is anyway, unless you care to re-submit
> it.
This one actually breaks test 170, so I'd suggest skipping it for now.
All the later patches will apply just fine without it.
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next prev parent reply other threads:[~2011-09-21 14:06 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-18 20:40 [PATCH 00/27] xfs_bmapi split and cleanups V2 Christoph Hellwig
2011-09-18 20:40 ` [PATCH 01/27] xfs: remove the first extent special case in xfs_bmap_add_extent Christoph Hellwig
2011-09-18 20:40 ` [PATCH 02/27] xfs: remove impossible to read code in xfs_bmap_add_extent_delay_real Christoph Hellwig
2011-09-18 20:40 ` [PATCH 03/27] xfs: remove the nextents variable in xfs_bmapi Christoph Hellwig
2011-09-18 20:40 ` [PATCH 04/27] xfs: factor extent map manipulations out of xfs_bmapi Christoph Hellwig
2011-09-18 20:40 ` [PATCH 05/27] xfs: introduce xfs_bmapi_read() Christoph Hellwig
2011-09-18 20:40 ` [PATCH 06/27] xfs: remove xfs_bmapi_single() Christoph Hellwig
2011-09-18 20:40 ` [PATCH 07/27] xfs: factor delalloc reservations out of xfs_bmapi Christoph Hellwig
2011-09-18 20:40 ` [PATCH 08/27] xfs: introduce xfs_bmapi_delay() Christoph Hellwig
2011-09-18 20:40 ` [PATCH 09/27] xfs: do not use xfs_bmap_add_extent for adding delalloc extents Christoph Hellwig
2011-09-18 20:40 ` [PATCH 10/27] xfs: factor extent allocation out of xfs_bmapi Christoph Hellwig
2011-09-18 20:40 ` [PATCH 11/27] xfs: factor unwritten extent map manipulations " Christoph Hellwig
2011-09-18 20:40 ` [PATCH 12/27] xfs: rename xfs_bmapi to xfs_bmapi_write Christoph Hellwig
2011-09-18 20:40 ` [PATCH 13/27] xfs: introduce xfs_bmap_last_extent Christoph Hellwig
2011-09-18 20:40 ` [PATCH 14/27] xfs: remove xfs_bmap_add_extent Christoph Hellwig
2011-09-18 20:40 ` [PATCH 15/27] xfs: pass bmalloca structure to xfs_bmap_isaeof Christoph Hellwig
2011-09-18 20:40 ` [PATCH 16/27] xfs: move extent records into bmalloca structure Christoph Hellwig
2011-09-18 20:40 ` [PATCH 17/27] xfs: move firstblock and bmap freelist cursor " Christoph Hellwig
2011-09-18 20:40 ` [PATCH 18/27] xfs: rename allocation range fields in struct xfs_bmalloca Christoph Hellwig
2011-09-18 20:40 ` [PATCH 19/27] xfs: do not keep local copies of allocation ranges in xfs_bmapi_allocate Christoph Hellwig
2011-09-18 20:41 ` [PATCH 20/27] xfs: move btree cursor into bmalloca Christoph Hellwig
2011-09-18 20:41 ` [PATCH 21/27] xfs: move lastx and nallocs " Christoph Hellwig
2011-09-18 20:41 ` [PATCH 22/27] xfs: move logflags " Christoph Hellwig
2011-09-18 20:41 ` [PATCH 23/27] rearrange bmapi and bmalloca structures for best packing Christoph Hellwig
2011-09-19 15:52 ` Alex Elder
2011-09-21 14:06 ` Christoph Hellwig [this message]
2011-09-21 19:05 ` Alex Elder
2011-09-18 20:41 ` [PATCH 24/27] xfs: pass bmalloca to xfs_bmap_add_extent_delay_real Christoph Hellwig
2011-09-18 20:41 ` [PATCH 25/27] xfs: pass bmalloca to xfs_bmap_add_extent_hole_real Christoph Hellwig
2011-09-18 20:41 ` [PATCH 26/27] xfs: dont ignore error code from xfs_bmbt_update Christoph Hellwig
2011-09-18 20:41 ` [PATCH 27/27] xfs: cleanup xfs_bmap.h Christoph Hellwig
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