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From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
To: Theodore Tso <tytso@mit.edu>
Cc: cmm@us.ibm.com, sandeen@redhat.com, linux-ext4@vger.kernel.org
Subject: Re: [PATCH -v2] ext4: Use inode preallocation with -o noextents
Date: Fri, 6 Jun 2008 21:56:33 +0530	[thread overview]
Message-ID: <20080606162633.GA22364@skywalker> (raw)
In-Reply-To: <20080605153701.GB25477@mit.edu>

On Thu, Jun 05, 2008 at 11:37:01AM -0400, Theodore Tso wrote:
> On Thu, Jun 05, 2008 at 02:13:29PM +0530, Aneesh Kumar K.V wrote:
> > 
> > Something like below ? . I will send a final patch once I get the
> > patchqueu updated. I am not able to reach repo.or.cz currently.
> 
> This is better, but it still means that we are exporting a large
> number of functions to the callers.  It's not clear to me we need so
> many different variants of ext4_new_blocks_* --- what is their
> justification to exist?
> 
> For example, why not just have:
> 
> static ext4_fsblk_t ext4_new_blocks(handle_t *handle, struct inode *inode,
>        				ext4_lblk_t iblock, ext4_fsblk_t goal,
> 				unsigned long *count, int *errp, int meta)
> 

Now that we have moved all the code to do_blk_alloc, we can be assured
that we won't miss bug fixes to those allocation APIs when fixing one of
them. IMHO having separate APIs reduces the risk of misusing them

-aneesh

      parent reply	other threads:[~2008-06-06 16:26 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-05-19 20:34 [PATCH -v2] ext4: Use inode preallocation with -o noextents Aneesh Kumar K.V
2008-06-04  2:23 ` Theodore Tso
2008-06-04  4:01   ` Aneesh Kumar K.V
2008-06-05  3:22     ` Theodore Tso
2008-06-05  8:43       ` Aneesh Kumar K.V
2008-06-05 14:55         ` Mingming Cao
2008-06-05 18:24           ` Andreas Dilger
2008-06-05 18:46             ` Aneesh Kumar K.V
2008-06-06 21:33             ` Mingming Cao
2008-06-11  3:26             ` Shen Feng
2008-06-12  9:34               ` Andreas Dilger
2008-06-12 13:41                 ` Eric Sandeen
2008-06-11  3:44           ` Shen Feng
2008-06-16  3:41           ` Shen Feng
2008-06-17  9:42             ` Shen Feng
2008-06-17 10:48               ` Aneesh Kumar K.V
2008-06-18  1:43                 ` Shen Feng
2008-06-05 15:37         ` Theodore Tso
2008-06-05 18:28           ` Andreas Dilger
2008-06-05 19:12             ` Aneesh Kumar K.V
2008-06-05 20:58               ` Andreas Dilger
2008-06-06 16:26           ` Aneesh Kumar K.V [this message]

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