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SubjectRe: [PATCH 1/4] mm: cleancache: s/flush/invalidate/
On Fri, Jan 13, 2012 at 09:16:33AM -0600, Seth Jennings wrote:
> Hey Konrad,
>
> On 01/12/2012 02:36 PM, Konrad Rzeszutek Wilk wrote:
> > From: Dan Magenheimer <dan.magenheimer@oracle.com>
> >
> > Per akpm suggestions alter the use of the term flush to be
> > invalidate. The next patch will do this across all MM.
> >
> > This change is completely cosmetic.
> >
> > [v9: akpm@linux-foundation.org: change "flush" to "invalidate", part 3]
> >
> > Signed-off-by: Dan Magenheimer <dan.magenheimer@oracle.com>
> > Reviewed-by: Konrad Wilk <konrad.wilk@oracle.com>
> > Cc: Kamezawa Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
> > Cc: Jan Beulich <JBeulich@novell.com>
> > Cc: Seth Jennings <sjenning@linux.vnet.ibm.com>
> > Cc: Jeremy Fitzhardinge <jeremy@goop.org>
> > Cc: Hugh Dickins <hughd@google.com>
> > Cc: Johannes Weiner <hannes@cmpxchg.org>
> > Cc: Nitin Gupta <ngupta@vflare.org>
> > Cc: Matthew Wilcox <matthew@wil.cx>
> > Cc: Chris Mason <chris.mason@oracle.com>
> > Cc: Rik Riel <riel@redhat.com>
> > Cc: Andrew Morton <akpm@linux-foundation.org>
> > [v10: Fixed fs: move code out of buffer.c conflict change]
> > Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
> > ---
> > Documentation/vm/cleancache.txt | 37 +++++++++++++++++++------------------
> > fs/block_dev.c | 2 +-
> > fs/super.c | 2 +-
> > include/linux/cleancache.h | 23 ++++++++++++++---------
> > mm/cleancache.c | 19 ++++++++++---------
> > mm/filemap.c | 2 +-
> > mm/truncate.c | 10 +++++-----
> > 7 files changed, 51 insertions(+), 44 deletions(-)
> snip
> > diff --git a/fs/block_dev.c b/fs/block_dev.c
> > index 69a5b6f..d6d5f29 100644
> > --- a/fs/block_dev.c
> > +++ b/fs/block_dev.c
> > @@ -110,7 +110,7 @@ void invalidate_bdev(struct block_device *bdev)
> > /* 99% of the time, we don't need to flush the cleancache on the bdev.
> > * But, for the strange corners, lets be cautious
> > */
> > - cleancache_flush_inode(mapping);
> > + cleancache_invalidate_inode(mapping);
> > }
> > EXPORT_SYMBOL(invalidate_bdev);
>
> This hunk doesn't merge cleanly because there is no existing
> cleancache code in fs/block_dev.c in v3.2 or any previous version.

Hm, I am at 099469502f62fbe0d7e4f0b83a2f22538367f734 and I see
that file with "cleancache_flush_inode" ?

This is against v3.3-rc0, not 3.2.
>
> Looking at the git log, doesn't look like any cleancache code was
> ever merged into this file.

It was merged in buffer.c and invalidate_bdev got moved to
fs/block_dev.c


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