linux-kernel - Re: [PATCH] f2fs: introduce f2fs_reserve

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <f877ae36-1293-ddc6-aa36-da129d5df836@huawei.com>
Date:	Mon, 9 May 2016 20:03:18 +0800
From:	Chao Yu <yuchao0@...wei.com>
To:	Jaegeuk Kim <jaegeuk@...nel.org>
CC:	<linux-f2fs-devel@...ts.sourceforge.net>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] f2fs: introduce f2fs_reserve_blocks to speedup fallocate

Hi Jaegeuk,

On 2016/5/8 1:44, Jaegeuk Kim wrote:
> Hi Chao,
> 
> Good catch, but I've been already testing a patch which uses f2fs_map_blocks().
> We don't need to add whole things redundantly. :)

Good, your patch looks quite clean especially the size updating part! :)

However, I think there are still room of performance improvement, I wrote a
patch for that based on your patch, could you check that?

Thanks,