Hi Matthew Wilcox: I got the code note as the following. if there is no performance problem, maybe the code note need update. ------ * BUGS: * With a large number of inodes live on the file system this function * currently becomes quite slow. ------------------ Best Regards, Liuweni 2009-12-01 ------------------------------------------------------------- 发件人:Matthew Wilcox 发送日期:2009-12-01 20:03:41 收件人:liu weni 抄送:strongzgy; xgr178; Liu Hui; viro; akpm; jack; npiggin; linux-fsdevel; linux-kernel 主题:Re: [PATCH 1/3]fs/inode: iunique() Optimize Performance On Tue, Dec 01, 2009 at 01:01:57PM +0800, liu weni wrote: > Thanks, I will try others way to improve the performance. Is there a performance problem with iunique? What benchmark are you running to show this? -- Matthew Wilcox Intel Open Source Technology Centre "Bill, look, we understand that you're interested in selling us this operating system, but compare it to ours. We can't possibly take such a retrograde step." ?韬{.n?????%??檩??w?{.n???{饼?z鳐??骅w*jg????????G??⒏⒎?:+v????????????"??????