linux-kernel - Re: [PATCH 10/14] HPFS: Implement fsync for hpfs

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20110510080349.GC13420@infradead.org>
Date:	Tue, 10 May 2011 04:03:49 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Mikulas Patocka <mikulas@...ax.karlin.mff.cuni.cz>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH 10/14] HPFS: Implement fsync for hpfs

On Sun, May 08, 2011 at 08:44:19PM +0200, Mikulas Patocka wrote:
> Index: linux-2.6.39-rc5-fast/fs/hpfs/file.c
> ===================================================================
> --- linux-2.6.39-rc5-fast.orig/fs/hpfs/file.c	2011-05-05 01:02:43.000000000 +0200
> +++ linux-2.6.39-rc5-fast/fs/hpfs/file.c	2011-05-05 01:02:56.000000000 +0200
> @@ -20,8 +20,8 @@ static int hpfs_file_release(struct inod
>  
>  int hpfs_file_fsync(struct file *file, int datasync)
>  {
> -	/*return file_fsync(file, datasync);*/
> -	return 0; /* Don't fsync :-) */
> +	struct inode *inode = file->f_mapping->host;
> +	return sync_blockdev(inode->i_sb->s_bdev);

So you push all dirty data into buffers immediately and don't have
anything else to write back?

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/