linux-kernel - Re: [PATCH 1/5][TAKE3] fallocate() implementation on i86, x86

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Message-Id: <1179276167.4819.22.camel@dyn9047017103.beaverton.ibm.com>
Date:	Tue, 15 May 2007 17:42:46 -0700
From:	Mingming Cao <cmm@...ibm.com>
To:	"Amit K. Arora" <aarora@...ux.vnet.ibm.com>
Cc:	torvalds@...l.org, akpm@...ux-foundation.org,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-ext4@...r.kernel.org, xfs@....sgi.com, suparna@...ibm.com
Subject: Re: [PATCH 1/5][TAKE3] fallocate() implementation on i86, x86_64
	and powerpc

On Wed, 2007-05-16 at 01:33 +0530, Amit K. Arora wrote:
> This patch implements sys_fallocate() and adds support on i386, x86_64
> and powerpc platforms.

> @@ -1137,6 +1148,8 @@ struct inode_operations {
>  	ssize_t (*listxattr) (struct dentry *, char *, size_t);
>  	int (*removexattr) (struct dentry *, const char *);
>  	void (*truncate_range)(struct inode *, loff_t, loff_t);
> +	long (*fallocate)(struct inode *inode, int mode, loff_t offset,
> +			  loff_t len);
>  };

Does the return value from fallocate inode operation has to be *long*?
It's not consistent with the ext4_fallocate() define in patch 4/5, 

+int ext4_fallocate(struct inode *inode, int mode, loff_t offset, loff_t
len)

thus cause compile warnings.



Mingming

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