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From: Abhi Das <adas@redhat.com>
To: cluster-devel.redhat.com
Subject: [Cluster-devel] [GFS2 PATCH] gfs2: allow userspace to set GFS2_DIF_SYSTEM using FS_RESERVED_FL
Date: Fri, 23 Oct 2015 17:21:06 -0500	[thread overview]
Message-ID: <1445638867-30814-1-git-send-email-adas@redhat.com> (raw)

Repurpose the existing VFS FS_RESERVED_FL flag to set GFS2_DIF_SYSTEM
using the FS_IOC_SETFLAGS ioctl.

Resolves: rhbz#1272086
Signed-off-by: Abhi Das <adas@redhat.com>
---
 fs/gfs2/file.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index 71cd138..ead0d0a 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -137,6 +137,7 @@ static const u32 fsflags_to_gfs2[32] = {
 	[12] = GFS2_DIF_EXHASH,
 	[14] = GFS2_DIF_INHERIT_JDATA,
 	[17] = GFS2_DIF_TOPDIR,
+	[31] = GFS2_DIF_SYSTEM,
 };
 
 static const u32 gfs2_to_fsflags[32] = {
@@ -147,6 +148,7 @@ static const u32 gfs2_to_fsflags[32] = {
 	[gfs2fl_ExHash] = FS_INDEX_FL,
 	[gfs2fl_TopLevel] = FS_TOPDIR_FL,
 	[gfs2fl_InheritJdata] = FS_JOURNAL_DATA_FL,
+	[gfs2fl_System] = FS_RESERVED_FL,
 };
 
 static int gfs2_get_flags(struct file *filp, u32 __user *ptr)
-- 
2.4.3



             reply	other threads:[~2015-10-23 22:21 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-23 22:21 Abhi Das [this message]
2015-10-23 22:21 ` [Cluster-devel] [GFS2] gfs2-utils: make gfs2_jadd set GFS2_DIF_SYSTEM flag on system inodes Abhi Das
2015-10-27 11:18 ` [Cluster-devel] [GFS2 PATCH] gfs2: allow userspace to set GFS2_DIF_SYSTEM using FS_RESERVED_FL Steven Whitehouse

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