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Date: Thu, 10 Jun 2021 14:42:12 +0200 From: Miklos Szeredi <miklos@...redi.hu> To: Jan Kara <jack@...e.cz> Cc: linux-fsdevel@...r.kernel.org, Christoph Hellwig <hch@...radead.org>, Dave Chinner <david@...morbit.com>, ceph-devel@...r.kernel.org, Chao Yu <yuchao0@...wei.com>, Damien Le Moal <damien.lemoal@....com>, "Darrick J. Wong" <darrick.wong@...cle.com>, Jaegeuk Kim <jaegeuk@...nel.org>, Jeff Layton <jlayton@...nel.org>, Johannes Thumshirn <jth@...nel.org>, CIFS <linux-cifs@...r.kernel.org>, Ext4 <linux-ext4@...r.kernel.org>, linux-f2fs-devel@...ts.sourceforge.net, linux-mm <linux-mm@...ck.org>, linux-xfs <linux-xfs@...r.kernel.org>, Steve French <sfrench@...ba.org>, Ted Tso <tytso@....edu>, Matthew Wilcox <willy@...radead.org> Subject: Re: [PATCH 12/14] fuse: Convert to using invalidate_lock On Mon, 7 Jun 2021 at 16:52, Jan Kara <jack@...e.cz> wrote: > > Use invalidate_lock instead of fuse's private i_mmap_sem. The intended > purpose is exactly the same. By this conversion we fix a long standing > race between hole punching and read(2) / readahead(2) paths that can > lead to stale page cache contents. > > CC: Miklos Szeredi <miklos@...redi.hu> > Signed-off-by: Jan Kara <jack@...e.cz> Reviewed-by: Miklos Szeredi <mszeredi@...hat.com> Thanks, Miklos
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