linux-kernel - Re: [PATCH v5 4/9] xfs: convert delayed extents to unwritten when zeroing post eof blocks

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Date: Thu, 25 Apr 2024 20:32:43 +0800
From: Zhang Yi <yi.zhang@...weicloud.com>
To: Christoph Hellwig <hch@...radead.org>
Cc: linux-xfs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
 linux-kernel@...r.kernel.org, djwong@...nel.org, brauner@...nel.org,
 david@...morbit.com, chandanbabu@...nel.org, tytso@....edu, jack@...e.cz,
 yi.zhang@...wei.com, chengzhihao1@...wei.com, yukuai3@...wei.com
Subject: Re: [PATCH v5 4/9] xfs: convert delayed extents to unwritten when
 zeroing post eof blocks

On 2024/4/25 20:22, Christoph Hellwig wrote:
> On Tue, Apr 23, 2024 at 07:17:35PM +0800, Zhang Yi wrote:
>> +	if ((flags & IOMAP_ZERO) && imap.br_startoff <= offset_fsb &&
>> +	    isnullstartblock(imap.br_startblock)) {
>> +		xfs_fileoff_t eof_fsb = XFS_B_TO_FSB(mp, XFS_ISIZE(ip));
>> +
>> +		if (offset_fsb >= eof_fsb)
>> +			goto convert_delay;
>> +		if (end_fsb > eof_fsb) {
>> +			end_fsb = eof_fsb;
>> +			xfs_trim_extent(&imap, offset_fsb, end_fsb - offset_fsb);
> 
> Nit: overly long line here.
> 
> I've also tried to to a more comprehensive review, but this depends on
> the rest of the series, which isn't in my linux-xfs folder for April.
> 
> I've your're not doing and instant revision it's usually much easier to
> just review the whole series.
> .
>

Sure, I will resend the whole series.

Thanks,
Yi.