Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758524AbYGKLHn (ORCPT ); Fri, 11 Jul 2008 07:07:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754418AbYGKLCA (ORCPT ); Fri, 11 Jul 2008 07:02:00 -0400 Received: from mx1.redhat.com ([66.187.233.31]:40469 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755355AbYGKLB5 (ORCPT ); Fri, 11 Jul 2008 07:01:57 -0400 From: swhiteho@redhat.com To: linux-kernel@vger.kernel.org, cluster-devel@redhat.com Cc: Steven Whitehouse Subject: [PATCH 17/18] [GFS2] Remove support for unused and pointless flag Date: Fri, 11 Jul 2008 11:11:18 +0100 Message-Id: <1215771119431-git-send-email-swhiteho@redhat.com> X-Mailer: git-send-email 1.5.1.2 In-Reply-To: <12157711171692-git-send-email-swhiteho@redhat.com> References: <121577107950-git-send-email-swhiteho@redhat.com> <12157710872782-git-send-email-swhiteho@redhat.com> <1215771089769-git-send-email-swhiteho@redhat.com> <1215771091790-git-send-email-swhiteho@redhat.com> <12157710931623-git-send-email-swhiteho@redhat.com> <12157710954145-git-send-email-swhiteho@redhat.com> <12157710973601-git-send-email-swhiteho@redhat.com> <12157710983282-git-send-email-swhiteho@redhat.com> <12157711013356-git-send-email-swhiteho@redhat.com> <12157711023743-git-send-email-swhiteho@redhat.com> <12157711041157-git-send-email-swhiteho@redhat.com> <1215771106247-git-send-email-swhiteho@redhat.com> <12157711073280-git-send-email-swhiteho@redhat.com> <12157711093284-git-send-email-swhiteho@redhat.com> <12157711133727-git-send-email-swhiteho@redhat.com> <12157711153366-git-send-email-swhiteho@redhat.com> <12157711171692-git-send-email-swhiteho@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 5048 Lines: 148 From: Steven Whitehouse The ability to mark files for direct i/o access when opened normally is both unused and pointless, so this patch removes support for that feature. Signed-off-by: Steven Whitehouse diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h index 4ab3c3a..448697a 100644 --- a/fs/gfs2/incore.h +++ b/fs/gfs2/incore.h @@ -421,7 +421,6 @@ struct gfs2_tune { unsigned int gt_quota_quantum; /* Secs between syncs to quota file */ unsigned int gt_atime_quantum; /* Min secs between atime updates */ unsigned int gt_new_files_jdata; - unsigned int gt_new_files_directio; unsigned int gt_max_readahead; /* Max bytes to read-ahead from disk */ unsigned int gt_stall_secs; /* Detects trouble! */ unsigned int gt_complain_secs; diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c index caf4090..6da0ab3 100644 --- a/fs/gfs2/inode.c +++ b/fs/gfs2/inode.c @@ -789,13 +789,8 @@ static void init_dinode(struct gfs2_inode *dip, struct gfs2_glock *gl, if ((dip->i_di.di_flags & GFS2_DIF_INHERIT_JDATA) || gfs2_tune_get(sdp, gt_new_files_jdata)) di->di_flags |= cpu_to_be32(GFS2_DIF_JDATA); - if ((dip->i_di.di_flags & GFS2_DIF_INHERIT_DIRECTIO) || - gfs2_tune_get(sdp, gt_new_files_directio)) - di->di_flags |= cpu_to_be32(GFS2_DIF_DIRECTIO); } else if (S_ISDIR(mode)) { di->di_flags |= cpu_to_be32(dip->i_di.di_flags & - GFS2_DIF_INHERIT_DIRECTIO); - di->di_flags |= cpu_to_be32(dip->i_di.di_flags & GFS2_DIF_INHERIT_JDATA); } diff --git a/fs/gfs2/ops_file.c b/fs/gfs2/ops_file.c index 1737af9..21b397d 100644 --- a/fs/gfs2/ops_file.c +++ b/fs/gfs2/ops_file.c @@ -134,7 +134,6 @@ static const u32 fsflags_to_gfs2[32] = { [7] = GFS2_DIF_NOATIME, [12] = GFS2_DIF_EXHASH, [14] = GFS2_DIF_INHERIT_JDATA, - [20] = GFS2_DIF_INHERIT_DIRECTIO, }; static const u32 gfs2_to_fsflags[32] = { @@ -143,7 +142,6 @@ static const u32 gfs2_to_fsflags[32] = { [gfs2fl_AppendOnly] = FS_APPEND_FL, [gfs2fl_NoAtime] = FS_NOATIME_FL, [gfs2fl_ExHash] = FS_INDEX_FL, - [gfs2fl_InheritDirectio] = FS_DIRECTIO_FL, [gfs2fl_InheritJdata] = FS_JOURNAL_DATA_FL, }; @@ -161,12 +159,8 @@ static int gfs2_get_flags(struct file *filp, u32 __user *ptr) return error; fsflags = fsflags_cvt(gfs2_to_fsflags, ip->i_di.di_flags); - if (!S_ISDIR(inode->i_mode)) { - if (ip->i_di.di_flags & GFS2_DIF_JDATA) - fsflags |= FS_JOURNAL_DATA_FL; - if (ip->i_di.di_flags & GFS2_DIF_DIRECTIO) - fsflags |= FS_DIRECTIO_FL; - } + if (!S_ISDIR(inode->i_mode) && ip->i_di.di_flags & GFS2_DIF_JDATA) + fsflags |= FS_JOURNAL_DATA_FL; if (put_user(fsflags, ptr)) error = -EFAULT; @@ -195,13 +189,11 @@ void gfs2_set_inode_flags(struct inode *inode) /* Flags that can be set by user space */ #define GFS2_FLAGS_USER_SET (GFS2_DIF_JDATA| \ - GFS2_DIF_DIRECTIO| \ GFS2_DIF_IMMUTABLE| \ GFS2_DIF_APPENDONLY| \ GFS2_DIF_NOATIME| \ GFS2_DIF_SYNC| \ GFS2_DIF_SYSTEM| \ - GFS2_DIF_INHERIT_DIRECTIO| \ GFS2_DIF_INHERIT_JDATA) /** @@ -292,8 +284,6 @@ static int gfs2_set_flags(struct file *filp, u32 __user *ptr) if (!S_ISDIR(inode->i_mode)) { if (gfsflags & GFS2_DIF_INHERIT_JDATA) gfsflags ^= (GFS2_DIF_JDATA | GFS2_DIF_INHERIT_JDATA); - if (gfsflags & GFS2_DIF_INHERIT_DIRECTIO) - gfsflags ^= (GFS2_DIF_DIRECTIO | GFS2_DIF_INHERIT_DIRECTIO); return do_gfs2_set_flags(filp, gfsflags, ~0); } return do_gfs2_set_flags(filp, gfsflags, ~GFS2_DIF_JDATA); @@ -494,11 +484,6 @@ static int gfs2_open(struct inode *inode, struct file *file) goto fail_gunlock; } - /* Listen to the Direct I/O flag */ - - if (ip->i_di.di_flags & GFS2_DIF_DIRECTIO) - file->f_flags |= O_DIRECT; - gfs2_glock_dq_uninit(&i_gh); } diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c index 12fe38f..63a8a90 100644 --- a/fs/gfs2/super.c +++ b/fs/gfs2/super.c @@ -65,7 +65,6 @@ void gfs2_tune_init(struct gfs2_tune *gt) gt->gt_quota_quantum = 60; gt->gt_atime_quantum = 3600; gt->gt_new_files_jdata = 0; - gt->gt_new_files_directio = 0; gt->gt_max_readahead = 1 << 18; gt->gt_stall_secs = 600; gt->gt_complain_secs = 10; diff --git a/fs/gfs2/sys.c b/fs/gfs2/sys.c index 6f7e2e5..7484655 100644 --- a/fs/gfs2/sys.c +++ b/fs/gfs2/sys.c @@ -412,7 +412,6 @@ TUNE_ATTR(max_readahead, 0); TUNE_ATTR(complain_secs, 0); TUNE_ATTR(statfs_slow, 0); TUNE_ATTR(new_files_jdata, 0); -TUNE_ATTR(new_files_directio, 0); TUNE_ATTR(quota_simul_sync, 1); TUNE_ATTR(quota_cache_secs, 1); TUNE_ATTR(stall_secs, 1); @@ -441,7 +440,6 @@ static struct attribute *tune_attrs[] = { &tune_attr_quotad_secs.attr, &tune_attr_quota_scale.attr, &tune_attr_new_files_jdata.attr, - &tune_attr_new_files_directio.attr, NULL, }; -- 1.5.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/