Re: [PATCH -v2] ext4: Use inode preallocation with -o noextents

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On Jun 06, 2008  00:42 +0530, Aneesh Kumar K.V wrote:
> On Thu, Jun 05, 2008 at 12:28:30PM -0600, Andreas Dilger wrote:
> > I don't necessarily agree that meta should be implied by inode != NULL.
> > We do want to cluster metadata allocations for a single inode if possible,
> > so keeping the inode information is useful.  We may want to keep a separate
> > "metadata goal block" from the "data goal block" in the inode...
> > 
> > That said, it seems you still have a "meta" parameter here?  I always hate
> > having an int for a boolean, and we may as well make this a "flags" so
> > that when we want to improve it later we don't need to rename it and change
> > all of the "1" parameters to "EXT4_META_BLOCK".  Do it right the first time.
> > 
> 
> how about ?
> 
> +#defin EXT4_META_BLOCK 0x1

> @@ -1950,7 +1952,7 @@ static ext4_fsblk_t do_blk_alloc(handle_t *handle, struct inode *inode,
> -       if (S_ISREG(inode->i_mode) && !meta)
> +       if (S_ISREG(inode->i_mode) && !(flags & EXT4_META_BLOCK))

I'm fine with this.

> +       return do_blk_alloc(handle, inode, 0, goal, &count,
> +                                               errp, EXT4_META_BLOCK);

Please follow the normal CodingStyle.

Cheers, Andreas
--
Andreas Dilger
Sr. Staff Engineer, Lustre Group
Sun Microsystems of Canada, Inc.

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