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authorRajesh Amaravathi <rajesh@redhat.com>2012-11-02 16:09:13 +0530
committerVijay Bellur <vbellur@redhat.com>2012-11-18 09:43:04 -0800
commitcb884f7eac134866ca47701d3208055acecbf9a0 (patch)
tree114cbe7699259f4d2335498a6560437c2e8eebac
parent1129698a490ac9266b1f613fababdf524e11f887 (diff)
nfs: do not change root inode if enable-ino32 is set
When a user sets nfs.enable-ino32 on, the root inode, which must be 1, is jumbled during hashing of the gfid into 32 bits. This patch avoids doing that, and returns inode of 1 for the root inode. Change-Id: Ib65f2660998a95e1059be32bc298485c5cbe52df BUG: 864222 Signed-off-by: Rajesh Amaravathi <rajesh@redhat.com> Reviewed-on: http://review.gluster.org/4154 Reviewed-by: Kaleb KEITHLEY <kkeithle@redhat.com> Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vbellur@redhat.com>
-rwxr-xr-xtests/bugs/bug-864222.t26
-rw-r--r--xlators/nfs/server/src/nfs-common.c3
2 files changed, 29 insertions, 0 deletions
diff --git a/tests/bugs/bug-864222.t b/tests/bugs/bug-864222.t
new file mode 100755
index 000000000..6e02ab60b
--- /dev/null
+++ b/tests/bugs/bug-864222.t
@@ -0,0 +1,26 @@
+#!/bin/bash
+
+. $(dirname $0)/../include.rc
+
+cleanup;
+
+TEST glusterd
+TEST pidof glusterd
+TEST $CLI volume create $V0 $H0:$B0/brick0
+TEST $CLI volume start $V0
+
+sleep 5
+
+TEST mount -t nfs -o vers=3,nolock $H0:/$V0 $N0
+cd $N0
+
+TEST ls
+
+TEST $CLI volume set $V0 nfs.enable-ino32 on
+# Main test. This should pass.
+TEST ls
+
+cd
+TEST umount $N0
+cleanup
+
diff --git a/xlators/nfs/server/src/nfs-common.c b/xlators/nfs/server/src/nfs-common.c
index 0fe6b34d7..b3853ded5 100644
--- a/xlators/nfs/server/src/nfs-common.c
+++ b/xlators/nfs/server/src/nfs-common.c
@@ -417,6 +417,9 @@ nfs_hash_gfid (uuid_t gfid)
uint32_t b1 = 0;
uint32_t b2 = 0;
+ if (__is_root_gfid (gfid))
+ return 0x1;
+
memcpy (&msb64, &gfid[8], 8);
memcpy (&lsb64, &gfid[0], 8);