linux-kernel - Re: [PATCH] nfs: Don't generate duplicated events

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Message-ID: <1290542123.1443.34.camel@localhost.localdomain>
Date:	Tue, 23 Nov 2010 14:55:23 -0500
From:	Eric Paris <eparis@...hat.com>
To:	Alexey Zaytsev <alexey.zaytsev@...il.com>
Cc:	"J. Bruce Fields" <bfields@...ldses.org>,
	linux-nfs@...r.kernel.org, Neil Brown <neilb@...e.de>,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	Robert Love <robert.w.love@...el.com>, bfields@...ldses.org
Subject: Re: [PATCH] nfs: Don't generate duplicated events

On Mon, 2010-11-15 at 19:33 +0000, Alexey Zaytsev wrote:
> The events are already generated by vfs_readv and vfs_writev.
> splice does not seem to generate the events, but that's an
> other bug.
> 
> The patch also removes a couple of unneeded fsnotify.h
> inclusions from fs/cachefiles/.
> 
> Signed-off-by: Alexey Zaytsev <alexey.zaytsev@...il.com>

applied.  thanks.

> ---
>  fs/cachefiles/namei.c |    1 -
>  fs/cachefiles/xattr.c |    1 -
>  fs/nfsd/vfs.c         |    3 ---
>  3 files changed, 0 insertions(+), 5 deletions(-)
> 
> diff --git a/fs/cachefiles/namei.c b/fs/cachefiles/namei.c
> index 42c7faf..e33b9a0 100644
> --- a/fs/cachefiles/namei.c
> +++ b/fs/cachefiles/namei.c
> @@ -13,7 +13,6 @@
>  #include <linux/sched.h>
>  #include <linux/file.h>
>  #include <linux/fs.h>
> -#include <linux/fsnotify.h>
>  #include <linux/quotaops.h>
>  #include <linux/xattr.h>
>  #include <linux/mount.h>
> diff --git a/fs/cachefiles/xattr.c b/fs/cachefiles/xattr.c
> index e18b183..6e05068 100644
> --- a/fs/cachefiles/xattr.c
> +++ b/fs/cachefiles/xattr.c
> @@ -13,7 +13,6 @@
>  #include <linux/sched.h>
>  #include <linux/file.h>
>  #include <linux/fs.h>
> -#include <linux/fsnotify.h>
>  #include <linux/quotaops.h>
>  #include <linux/xattr.h>
>  #include <linux/slab.h>
> diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
> index 184938f..5f30270 100644
> --- a/fs/nfsd/vfs.c
> +++ b/fs/nfsd/vfs.c
> @@ -20,7 +20,6 @@
>  #include <linux/fcntl.h>
>  #include <linux/namei.h>
>  #include <linux/delay.h>
> -#include <linux/fsnotify.h>
>  #include <linux/posix_acl_xattr.h>
>  #include <linux/xattr.h>
>  #include <linux/jhash.h>
> @@ -924,7 +923,6 @@ nfsd_vfs_read(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,
>  		nfsdstats.io_read += host_err;
>  		*count = host_err;
>  		err = 0;
> -		fsnotify_access(file);
>  	} else 
>  		err = nfserrno(host_err);
>  out:
> @@ -1035,7 +1033,6 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,
>  		goto out_nfserr;
>  	*cnt = host_err;
>  	nfsdstats.io_write += host_err;
> -	fsnotify_modify(file);
>  
>  	/* clear setuid/setgid flag after write */
>  	if (inode->i_mode & (S_ISUID | S_ISGID))
> 


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