Re: [PATCH v2 01/18] fsdax: Wait on @page not @page->_refcount

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On Thu, Sep 15, 2022 at 08:35:15PM -0700, Dan Williams wrote:
> The __wait_var_event facility calculates a wait queue from a hash of the
> address of the variable being passed. Use the @page argument directly as
> it is less to type and is the object that is being waited upon.
> 
> Cc: Matthew Wilcox <willy@xxxxxxxxxxxxx>
> Cc: Jan Kara <jack@xxxxxxx>
> Cc: "Darrick J. Wong" <djwong@xxxxxxxxxx>
> Cc: Jason Gunthorpe <jgg@xxxxxxxxxx>
> Cc: Christoph Hellwig <hch@xxxxxx>
> Cc: John Hubbard <jhubbard@xxxxxxxxxx>
> Signed-off-by: Dan Williams <dan.j.williams@xxxxxxxxx>
> ---
>  fs/ext4/inode.c   |    8 ++++----
>  fs/fuse/dax.c     |    6 +++---
>  fs/xfs/xfs_file.c |    6 +++---
>  mm/memremap.c     |    2 +-
>  4 files changed, 11 insertions(+), 11 deletions(-)

Reviewed-by: Jason Gunthorpe <jgg@xxxxxxxxxx>

Jason



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