From 7518d31d5061f7a8b048df912776e1fdc0dc14f0 Mon Sep 17 00:00:00 2001
From: dzogin <dzogin>
Date: Fri, 13 Nov 2009 22:47:51 +0000
Subject: [PATCH]  Branch b1_8  b=21259  i=andrew.perepechko  i=alexey.lyashkov
 ---------------------------------------------------------------------- 
 Modified Files:   Tag: b1_8  	lustre/ChangeLog
 lustre/obdclass/linux/linux-module.c
 ----------------------------------------------------------------------
 Details : Allow non-root access for "lfs check".

---
 lustre/ChangeLog                     | 5 +++++
 lustre/obdclass/linux/linux-module.c | 3 ++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/lustre/ChangeLog b/lustre/ChangeLog
index 0fb42fe..62743cc 100644
--- a/lustre/ChangeLog
+++ b/lustre/ChangeLog
@@ -10,6 +10,11 @@ tbd Sun Microsystems, Inc.
 	  2.6.16 - 2.6.30 vanilla (kernel.org)
 	* Recommended e2fsprogs version: 1.41.6.sun1
 
+Severity   : normal
+Bugzilla   : 21259
+Description: Allow non-root access for "lfs check".
+Details    : Added a check in obd_class_ioctl() for OBD_IOC_PING_TARGET.
+
 Severity   : enhancement
 Bugzilla   : 20773
 Description: Update kernel to RHEL5.4 2.6.18-164.6.1.el5 and
diff --git a/lustre/obdclass/linux/linux-module.c b/lustre/obdclass/linux/linux-module.c
index dc3ff63..f81414d 100644
--- a/lustre/obdclass/linux/linux-module.c
+++ b/lustre/obdclass/linux/linux-module.c
@@ -204,7 +204,8 @@ static int obd_class_ioctl(struct inode *inode, struct file *filp,
         int err = 0;
         ENTRY;
 
-        if (cfs_curproc_fsuid() != 0)
+        /* Allow non-root access for OBD_IOC_PING_TARGET - used by lfs check */
+        if (!cfs_capable(CFS_CAP_SYS_ADMIN) && (cmd != OBD_IOC_PING_TARGET))
                 RETURN(err = -EACCES);
         if ((cmd & 0xffffff00) == ((int)'T') << 8) /* ignore all tty ioctls */
                 RETURN(err = -ENOTTY);
-- 
1.8.3.1