GIT: unionfs2-2.6.9.y: Unionfs: use noinline_for_stack

[Erez_Zadok]

commit 28519c226a469cd616e5e5c65419f4f479219762
Author: Erez Zadok <ezk at cs.sunysb.edu>
Date:   Sun Mar 23 02:50:57 2008 -0400

    Unionfs: use noinline_for_stack
    
    Signed-off-by: Erez Zadok <ezk at cs.sunysb.edu>

diff --git a/fs/unionfs/lookup.c b/fs/unionfs/lookup.c
index c51638f..3e59e0b 100644
--- a/fs/unionfs/lookup.c
+++ b/fs/unionfs/lookup.c
@@ -32,7 +32,7 @@ static int is_validname(const char *name)
 }
 
 /* The rest of these are utility functions for lookup. */
-static noinline int is_opaque_dir(struct dentry *dentry, int bindex)
+static noinline_for_stack int is_opaque_dir(struct dentry *dentry, int bindex)
 {
 	int err = 0;
 	struct dentry *lower_dentry;
diff --git a/fs/unionfs/super.c b/fs/unionfs/super.c
index 18f5980..3dac373 100644
--- a/fs/unionfs/super.c
+++ b/fs/unionfs/super.c
@@ -177,9 +177,11 @@ out:
 }
 
 /* handle mode changing during remount */
-static noinline int do_remount_mode_option(char *optarg, int cur_branches,
-					   struct unionfs_data *new_data,
-					   struct path *new_lower_paths)
+static noinline_for_stack int do_remount_mode_option(
+					char *optarg,
+					int cur_branches,
+					struct unionfs_data *new_data,
+					struct path *new_lower_paths)
 {
 	int err = -EINVAL;
 	int perms, idx;
@@ -238,9 +240,10 @@ out:
 }
 
 /* handle branch deletion during remount */
-static noinline int do_remount_del_option(char *optarg, int cur_branches,
-					  struct unionfs_data *new_data,
-					  struct path *new_lower_paths)
+static noinline_for_stack int do_remount_del_option(
+					char *optarg, int cur_branches,
+					struct unionfs_data *new_data,
+					struct path *new_lower_paths)
 {
 	int err = -EINVAL;
 	int idx;
@@ -301,10 +304,11 @@ out:
 }
 
 /* handle branch insertion during remount */
-static noinline int do_remount_add_option(char *optarg, int cur_branches,
-					  struct unionfs_data *new_data,
-					  struct path *new_lower_paths,
-					  int *high_branch_id)
+static noinline_for_stack int do_remount_add_option(
+					char *optarg, int cur_branches,
+					struct unionfs_data *new_data,
+					struct path *new_lower_paths,
+					int *high_branch_id)
 {
 	int err = -EINVAL;
 	int perms;
diff --git a/fs/unionfs/union.h b/fs/unionfs/union.h
index 352dedd..5df4e1c 100644
--- a/fs/unionfs/union.h
+++ b/fs/unionfs/union.h
@@ -86,6 +86,10 @@ extern struct address_space_operations unionfs_aops;
 # define unionfs_rw_semaphore	rw_semaphore
 #endif /* not CONFIG_PREEMPT_RT */
 
+#ifndef noinline_for_stack
+# define noinline_for_stack noinline
+#endif /* not noinline_for_stack */
+
 /* file private data. */
 struct unionfs_file_info {
 	int bstart;