From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f68.google.com ([74.125.82.68]:37530 "EHLO mail-wm0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932544AbeFZLXe (ORCPT ); Tue, 26 Jun 2018 07:23:34 -0400 Received: by mail-wm0-f68.google.com with SMTP id n17-v6so883796wmh.2 for ; Tue, 26 Jun 2018 04:23:33 -0700 (PDT) Date: Tue, 26 Jun 2018 13:23:30 +0200 From: Carlos Maiolino Subject: Re: [PATCH 4.19 V2] xfs: remove deprecated barrier/nobarrier mount options Message-ID: <20180626112330.7xgexrmseaasudmk@odin.usersys.redhat.com> References: <56f0a68c-9c1b-712a-a0e8-e596f8272561@redhat.com> <819f15b2-ab0d-2f91-559f-08b558e06e25@sandeen.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <819f15b2-ab0d-2f91-559f-08b558e06e25@sandeen.net> Sender: linux-xfs-owner@vger.kernel.org List-ID: List-Id: xfs To: Eric Sandeen Cc: Eric Sandeen , linux-xfs On Mon, Jun 25, 2018 at 07:43:36PM -0500, Eric Sandeen wrote: > The barrier mount options have been no-ops and deprecated since > > 4cf4573 xfs: deprecate barrier/nobarrier mount option > > i.e. kernel 4.10 / December 2016, with a stated deprecation schedule > after v4.15. Should be fair game to remove them now. > > Signed-off-by: Eric Sandeen > --- > > V2: plan for 4.19. > (now wait, it'll be 5.0) Reviewed-by: Carlos Maiolino > > Documentation/filesystems/xfs.txt | 4 ++-- > fs/xfs/xfs_mount.h | 1 - > fs/xfs/xfs_super.c | 34 ++++------------------------------ > 3 files changed, 6 insertions(+), 33 deletions(-) > > diff --git a/Documentation/filesystems/xfs.txt b/Documentation/filesystems/xfs.txt > index 4d9ff0a..07dbd4e 100644 > --- a/Documentation/filesystems/xfs.txt > +++ b/Documentation/filesystems/xfs.txt > @@ -223,8 +223,6 @@ Deprecated Mount Options > > Name Removal Schedule > ---- ---------------- > - barrier no earlier than v4.15 > - nobarrier no earlier than v4.15 > > > Removed Mount Options > @@ -236,6 +234,8 @@ Removed Mount Options > ihashsize v4.0 > irixsgid v4.0 > osyncisdsync/osyncisosync v4.0 > + barrier v4.19 > + nobarrier v4.19 > > > sysctls > diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h > index 245349d..0f9115c 100644 > --- a/fs/xfs/xfs_mount.h > +++ b/fs/xfs/xfs_mount.h > @@ -216,7 +216,6 @@ struct xfs_error_cfg { > #define XFS_MOUNT_SMALL_INUMS (1ULL << 14) /* user wants 32bit inodes */ > #define XFS_MOUNT_32BITINODES (1ULL << 15) /* inode32 allocator active */ > #define XFS_MOUNT_NOUUID (1ULL << 16) /* ignore uuid during mount */ > -#define XFS_MOUNT_BARRIER (1ULL << 17) > #define XFS_MOUNT_IKEEP (1ULL << 18) /* keep empty inode clusters*/ > #define XFS_MOUNT_SWALLOC (1ULL << 19) /* turn on stripe width > * allocation */ > diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c > index 9d791f1..03c5677 100644 > --- a/fs/xfs/xfs_super.c > +++ b/fs/xfs/xfs_super.c > @@ -65,11 +65,10 @@ enum { > Opt_logbufs, Opt_logbsize, Opt_logdev, Opt_rtdev, Opt_biosize, > Opt_wsync, Opt_noalign, Opt_swalloc, Opt_sunit, Opt_swidth, Opt_nouuid, > Opt_mtpt, Opt_grpid, Opt_nogrpid, Opt_bsdgroups, Opt_sysvgroups, > - Opt_allocsize, Opt_norecovery, Opt_barrier, Opt_nobarrier, > - Opt_inode64, Opt_inode32, Opt_ikeep, Opt_noikeep, > - Opt_largeio, Opt_nolargeio, Opt_attr2, Opt_noattr2, Opt_filestreams, > - Opt_quota, Opt_noquota, Opt_usrquota, Opt_grpquota, Opt_prjquota, > - Opt_uquota, Opt_gquota, Opt_pquota, > + Opt_allocsize, Opt_norecovery, Opt_inode64, Opt_inode32, Opt_ikeep, > + Opt_noikeep, Opt_largeio, Opt_nolargeio, Opt_attr2, Opt_noattr2, > + Opt_filestreams, Opt_quota, Opt_noquota, Opt_usrquota, Opt_grpquota, > + Opt_prjquota, Opt_uquota, Opt_gquota, Opt_pquota, > Opt_uqnoenforce, Opt_gqnoenforce, Opt_pqnoenforce, Opt_qnoenforce, > Opt_discard, Opt_nodiscard, Opt_dax, Opt_err, > }; > @@ -118,14 +117,7 @@ enum { > {Opt_qnoenforce, "qnoenforce"}, /* same as uqnoenforce */ > {Opt_discard, "discard"}, /* Discard unused blocks */ > {Opt_nodiscard, "nodiscard"}, /* Do not discard unused blocks */ > - > {Opt_dax, "dax"}, /* Enable direct access to bdev pages */ > - > - /* Deprecated mount options scheduled for removal */ > - {Opt_barrier, "barrier"}, /* use writer barriers for log write and > - * unwritten extent conversion */ > - {Opt_nobarrier, "nobarrier"}, /* .. disable */ > - > {Opt_err, NULL}, > }; > > @@ -209,7 +201,6 @@ enum { > * Set some default flags that could be cleared by the mount option > * parsing. > */ > - mp->m_flags |= XFS_MOUNT_BARRIER; > mp->m_flags |= XFS_MOUNT_COMPAT_IOSIZE; > > /* > @@ -362,14 +353,6 @@ enum { > mp->m_flags |= XFS_MOUNT_DAX; > break; > #endif > - case Opt_barrier: > - xfs_warn(mp, "%s option is deprecated, ignoring.", p); > - mp->m_flags |= XFS_MOUNT_BARRIER; > - break; > - case Opt_nobarrier: > - xfs_warn(mp, "%s option is deprecated, ignoring.", p); > - mp->m_flags &= ~XFS_MOUNT_BARRIER; > - break; > default: > xfs_warn(mp, "unknown mount option [%s].", p); > return -EINVAL; > @@ -487,7 +470,6 @@ struct proc_xfs_info { > static struct proc_xfs_info xfs_info_unset[] = { > /* the few simple ones we can get from the mount struct */ > { XFS_MOUNT_COMPAT_IOSIZE, ",largeio" }, > - { XFS_MOUNT_BARRIER, ",nobarrier" }, > { XFS_MOUNT_SMALL_INUMS, ",inode64" }, > { 0, NULL } > }; > @@ -1278,14 +1260,6 @@ struct proc_xfs_info { > > token = match_token(p, tokens, args); > switch (token) { > - case Opt_barrier: > - xfs_warn(mp, "%s option is deprecated, ignoring.", p); > - mp->m_flags |= XFS_MOUNT_BARRIER; > - break; > - case Opt_nobarrier: > - xfs_warn(mp, "%s option is deprecated, ignoring.", p); > - mp->m_flags &= ~XFS_MOUNT_BARRIER; > - break; > case Opt_inode64: > mp->m_flags &= ~XFS_MOUNT_SMALL_INUMS; > mp->m_maxagi = xfs_set_inode_alloc(mp, sbp->sb_agcount); > > -- > To unsubscribe from this list: send the line "unsubscribe linux-xfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Carlos