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SubjectRe: [PATCH] dax: dirty inode only if required
On Thu 04-02-16 17:02:02, Dmitry Monakhov wrote:
>
> Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>

Makes sense. You can add:

Reviewed-by: Jan Kara <jack@suse.cz>

Honza
> ---
> fs/dax.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/fs/dax.c b/fs/dax.c
> index e0e9358..fc2e314 100644
> --- a/fs/dax.c
> +++ b/fs/dax.c
> @@ -358,7 +358,8 @@ static int dax_radix_entry(struct address_space *mapping, pgoff_t index,
> void *entry;
>
> WARN_ON_ONCE(pmd_entry && !dirty);
> - __mark_inode_dirty(mapping->host, I_DIRTY_PAGES);
> + if (dirty)
> + __mark_inode_dirty(mapping->host, I_DIRTY_PAGES);
>
> spin_lock_irq(&mapping->tree_lock);
>
> --
> 1.8.3.1
>
--
Jan Kara <jack@suse.com>
SUSE Labs, CR

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