linux-kernel - Re: [PATCH] Convert ext3_ioctl() to an unlocked

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Message-ID: <87wsq89foy.fsf@barad-dur.regala.cx>
Date:	Fri, 18 Jan 2008 00:48:29 +0100
From:	Mathieu SEGAUD <mathieu.segaud@...ala.cx>
To:	linux-ext4@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	sct@...hat.com
Subject: Re: [PATCH] Convert ext3_ioctl() to an unlocked_ioctl

Vous m'avez dit récemment :

> --- a/fs/ext3/ioctl.c
> +++ b/fs/ext3/ioctl.c
> @@ -17,12 +17,19 @@
>  #include <linux/smp_lock.h>
>  #include <asm/uaccess.h>
>  
> -int ext3_ioctl (struct inode * inode, struct file * filp, unsigned int cmd,
> +long ext3_ioctl(struct file *filp, unsigned int cmd,
>  		unsigned long arg)
>  {
> -	struct ext3_inode_info *ei = EXT3_I(inode);
> +	struct ext3_inode_info *ei;
> +	struct inode *inode;
>  	unsigned int flags;
>  	unsigned short rsv_window_size;
> +	long retval = 0;
> +
> +	lock_kernel();
> +
> +	inode = filp->f_dentry->d_inode;

I guess this should be
        inode = filp->f_path.dentry->d_inode;


I will repost a fixed patch
sorry for this one.


> +	ei = EXT3_I(inode);
>  
>  	ext3_debug ("cmd = %u, arg = %lu\n", cmd, arg);
>  

-- 
Mathieu
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