From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from zeniv.linux.org.uk ([195.92.253.2]:35193 "EHLO ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752885AbcANXd4 (ORCPT ); Thu, 14 Jan 2016 18:33:56 -0500 Date: Thu, 14 Jan 2016 23:33:53 +0000 From: Al Viro To: Linus Torvalds Cc: Tomeu Vizoso , "linux-kernel@vger.kernel.org" , Neil Brown , linux-fsdevel Subject: Re: [PATCH v2 06/11] don't put symlink bodies in pagecache into highmem Message-ID: <20160114233353.GC17997@ZenIV.linux.org.uk> References: <20160114152553.GW17997@ZenIV.linux.org.uk> <20160114162333.GX17997@ZenIV.linux.org.uk> <20160114171341.GY17997@ZenIV.linux.org.uk> <20160114210223.GA17997@ZenIV.linux.org.uk> <20160114222544.GB17997@ZenIV.linux.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160114222544.GB17997@ZenIV.linux.org.uk> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: On Thu, Jan 14, 2016 at 10:25:44PM +0000, Al Viro wrote: > Anyway, mm/shmem.c bit follows. With that + NFS one we ought to be OK > wrt that class of bogosities. I'll write the bits for > Documentation/filesystems/porting (basically, "if you preseed the pagecache > at ->symlink() time, don't put highmem pages there; page_symlink() will > take care of that, provided that inode_nohighmem() is called first") and > push the combined patch to #for-linus. Done and pushed. Please, pull from git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git Shortlog: Al Viro (1): Make sure that highmem pages are not added to symlink page cache Diffstat: Documentation/filesystems/porting | 6 +++++- fs/nfs/dir.c | 5 ++--- mm/shmem.c | 2 +- 3 files changed, 8 insertions(+), 5 deletions(-)