Re: [PATCH] staging: erofs: removing an extra call to iloc() in fill_inode()

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Hi Pratik,

On Wed, Aug 14, 2019 at 02:08:40AM +0530, Pratik Shinde wrote:
> in fill_inode() we call iloc() twice.Avoiding the extra call by
> storing the result.
> 
> Signed-off-by: Pratik Shinde <pratikshinde320@xxxxxxxxx>

I have no objection of this patch, but I'd like to
hear Chao/Greg's idea about this...

Thanks,
Gao Xiang

> ---
>  drivers/staging/erofs/inode.c | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/staging/erofs/inode.c b/drivers/staging/erofs/inode.c
> index 4c3d8bf..d82ba6c 100644
> --- a/drivers/staging/erofs/inode.c
> +++ b/drivers/staging/erofs/inode.c
> @@ -167,11 +167,12 @@ static int fill_inode(struct inode *inode, int isdir)
>  	int err;
>  	erofs_blk_t blkaddr;
>  	unsigned int ofs;
> +	erofs_off_t inode_loc;
>  
>  	trace_erofs_fill_inode(inode, isdir);
> -
> -	blkaddr = erofs_blknr(iloc(sbi, vi->nid));
> -	ofs = erofs_blkoff(iloc(sbi, vi->nid));
> +	inode_loc = iloc(sbi, vi->nid);
> +	blkaddr = erofs_blknr(inode_loc);
> +	ofs = erofs_blkoff(inode_loc);
>  
>  	debugln("%s, reading inode nid %llu at %u of blkaddr %u",
>  		__func__, vi->nid, ofs, blkaddr);
> -- 
> 2.9.3
> 
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