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From: Miklos Szeredi <miklos@szeredi.hu>
To: Johannes Weiner <jweiner@redhat.com>
Cc: fuse-devel@lists.sourceforge.net, linux-mm@kvack.org,
	linux-kernel@vger.kernel.org
Subject: Re: [patch 2/2] fuse: mark pages accessed when written to
Date: Mon, 08 Aug 2011 17:06:17 +0200	[thread overview]
Message-ID: <8762m8eydy.fsf@tucsk.pomaz.szeredi.hu> (raw)
In-Reply-To: <1311626135-14279-2-git-send-email-jweiner@redhat.com> (Johannes Weiner's message of "Mon, 25 Jul 2011 22:35:35 +0200")

Johannes Weiner <jweiner@redhat.com> writes:

> As fuse does not use the page cache library functions when userspace
> writes to a file, it did not benefit from 'c8236db mm: mark page
> accessed before we write_end()' that made sure pages are properly
> marked accessed when written to.
>
> Signed-off-by: Johannes Weiner <jweiner@redhat.com>

Thanks, applied.

Miklos

> ---
>  fs/fuse/file.c |    3 +++
>  1 files changed, 3 insertions(+), 0 deletions(-)
>
> diff --git a/fs/fuse/file.c b/fs/fuse/file.c
> index 5c48126..471067e 100644
> --- a/fs/fuse/file.c
> +++ b/fs/fuse/file.c
> @@ -14,6 +14,7 @@
>  #include <linux/sched.h>
>  #include <linux/module.h>
>  #include <linux/compat.h>
> +#include <linux/swap.h>
>  
>  static const struct file_operations fuse_direct_io_file_operations;
>  
> @@ -828,6 +829,8 @@ static ssize_t fuse_fill_write_pages(struct fuse_req *req,
>  		pagefault_enable();
>  		flush_dcache_page(page);
>  
> +		mark_page_accessed(page);
> +
>  		if (!tmp) {
>  			unlock_page(page);
>  			page_cache_release(page);

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  reply	other threads:[~2011-08-08 15:06 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-25 20:35 [patch 1/2] fuse: delete dead .write_begin and .write_end aops Johannes Weiner
2011-07-25 20:35 ` [patch 2/2] fuse: mark pages accessed when written to Johannes Weiner
2011-08-08 15:06   ` Miklos Szeredi [this message]
2011-07-25 20:49 ` [patch 1/2] fuse: delete dead .write_begin and .write_end aops Christoph Hellwig
2011-08-08 15:05   ` Miklos Szeredi
2011-08-10 10:26     ` Christoph Hellwig
2011-08-10 11:24       ` Miklos Szeredi

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