From mboxrd@z Thu Jan 1 00:00:00 1970 Message-Id: <200601112346.k0BNk5g02008@unix-os.sc.intel.com> From: "Chen, Kenneth W" Subject: RE: [PATCH 2/2] hugetlb: synchronize alloc with page cache insert Date: Wed, 11 Jan 2006 15:46:05 -0800 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit In-Reply-To: <1137020606.9672.16.camel@localhost.localdomain> Sender: owner-linux-mm@kvack.org Return-Path: To: 'Adam Litke' , William Lee Irwin III Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org List-ID: Adam Litke wrote on Wednesday, January 11, 2006 3:03 PM > Nope, all the i_blocks stuff is gone. I was just looking for a > spin_lock for serializing all allocations for a particular hugeltbfs > file and i_lock seemed to fit that bill. I hope you are aware of the consequence of serializing page allocation: It won't scale on large numa machine. I don't have any issue per se at the moment. But in the past, SGI folks had screamed their heads off for people doing something like that. - Ken -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org