From: yury <yury>
Date: Mon, 16 May 2005 08:04:51 +0000 (+0000)
Subject: - fixed umounting all GNS entrie son lustre umount (added umount_lustre patch)
X-Git-Tag: v1_7_100~1326
X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=commitdiff_plain;h=ece176dd14b40561852b3627e99903389bcac96a

- fixed umounting all GNS entrie son lustre umount (added umount_lustre patch)
- some typos fixed.
---

diff --git a/lustre/kernel_patches/patches/vfs-umount_lustre-vanilla-2.6.10-fc3.patch b/lustre/kernel_patches/patches/vfs-umount_lustre-vanilla-2.6.10-fc3.patch
new file mode 100644
index 0000000..9f79e0b
--- /dev/null
+++ b/lustre/kernel_patches/patches/vfs-umount_lustre-vanilla-2.6.10-fc3.patch
@@ -0,0 +1,23 @@
+diff -rupN linux-2.6.10.orig/fs/namespace.c linux-2.6.10/fs/namespace.c
+--- linux-2.6.10.orig/fs/namespace.c	2005-05-16 10:46:42.000000000 +0300
++++ linux-2.6.10/fs/namespace.c	2005-05-16 10:31:53.000000000 +0300
+@@ -407,6 +407,8 @@ int do_umount(struct vfsmount *mnt, int 
+ 	 */
+ 
+ 	lock_kernel();
++	if (sb->s_op->umount_lustre)
++		sb->s_op->umount_lustre(sb);
+ 	if( (flags&MNT_FORCE) && sb->s_op->umount_begin)
+ 		sb->s_op->umount_begin(sb);
+ 	unlock_kernel();
+diff -rupN linux-2.6.10.orig/include/linux/fs.h linux-2.6.10/include/linux/fs.h
+--- linux-2.6.10.orig/include/linux/fs.h	2005-05-16 10:47:02.000000000 +0300
++++ linux-2.6.10/include/linux/fs.h	2005-05-16 10:32:50.000000000 +0300
+@@ -997,6 +997,7 @@ struct super_operations {
+ 	int (*remount_fs) (struct super_block *, int *, char *);
+ 	void (*clear_inode) (struct inode *);
+ 	void (*umount_begin) (struct super_block *);
++	void (*umount_lustre) (struct super_block *);
+ 
+ 	int (*show_options)(struct seq_file *, struct vfsmount *);
+ };
diff --git a/lustre/kernel_patches/series/2.6-fc3-uml.series b/lustre/kernel_patches/series/2.6-fc3-uml.series
index 295c4a8..7033c62 100644
--- a/lustre/kernel_patches/series/2.6-fc3-uml.series
+++ b/lustre/kernel_patches/series/2.6-fc3-uml.series
@@ -23,3 +23,4 @@ vfs_lookup_in_file-2.6.patch
 jbd-2.6.10-jcberr.patch
 hostfs_readdir_large.patch
 vfs-intent_release_umount-vanilla-2.6.10-fc3.patch
+vfs-umount_lustre-vanilla-2.6.10-fc3.patch
diff --git a/lustre/kernel_patches/series/2.6-fc3.series b/lustre/kernel_patches/series/2.6-fc3.series
index 3e2783e..5b2fd7c 100644
--- a/lustre/kernel_patches/series/2.6-fc3.series
+++ b/lustre/kernel_patches/series/2.6-fc3.series
@@ -25,3 +25,4 @@ hostfs_readdir_large.patch
 linux-2.6.10-fc3-left.patch
 linux-2.6.10-fc3-lkcd.patch 
 vfs-intent_release_umount-vanilla-2.6.10-fc3.patch
+vfs-umount_lustre-vanilla-2.6.10-fc3.patch
diff --git a/lustre/llite/super.c b/lustre/llite/super.c
index f267dfc..0c0c7bc 100644
--- a/lustre/llite/super.c
+++ b/lustre/llite/super.c
@@ -64,7 +64,7 @@ static struct super_block *lustre_read_super(struct super_block *sb,
 static void ll_umount_lustre(struct super_block *sb)
 {
         struct ll_sb_info *sbi = ll_s2sbi(sb);
-        ll_gns_check_all(sbi, LL_GNS_UMOUNT);
+        ll_gns_check_mounts(sbi, LL_GNS_UMOUNT);
 }
 
 static struct file_system_type lustre_lite_fs_type = {
diff --git a/lustre/llite/super25.c b/lustre/llite/super25.c
index 8ff81e9..b5557f1 100644
--- a/lustre/llite/super25.c
+++ b/lustre/llite/super25.c
@@ -98,6 +98,12 @@ void ll_destroy_inodecache(void)
                  "ll_inode_cache: not all structures were freed\n");
 }
 
+static void ll_umount_lustre(struct super_block *sb)
+{
+        struct ll_sb_info *sbi = ll_s2sbi(sb);
+        ll_gns_check_mounts(sbi, LL_GNS_UMOUNT);
+}
+
 /* exported operations */
 struct super_operations lustre_super_operations =
 {
@@ -106,7 +112,8 @@ struct super_operations lustre_super_operations =
         .clear_inode   = ll_clear_inode,
         .put_super     = lustre_put_super,
         .statfs        = ll_statfs,
-        .umount_begin  = ll_umount_begin
+        .umount_begin  = ll_umount_begin,
+        .umount_lustre = ll_umount_lustre
 };
 
 struct file_system_type lustre_lite_fs_type = {
@@ -144,9 +151,9 @@ static int __init init_lustre_lite(void)
                 goto out;
         }
         ll_intent_slab = kmem_cache_create("lustre_intent_data",
-                                              sizeof(struct lustre_intent_data),
-                                              0, SLAB_HWCACHE_ALIGN, NULL,
-                                              NULL);
+                                    	   sizeof(struct lustre_intent_data),
+                                           0, SLAB_HWCACHE_ALIGN, NULL,
+                                           NULL);
         if (ll_intent_slab == NULL) {
                 kmem_cache_destroy(ll_file_data_slab);
                 ll_destroy_inodecache();