[PATCH 09/14] Unionfs: use noinline_for_stack

[Erez Zadok]

Signed-off-by: Erez Zadok <ezk@xxxxxxxxxxxxx>
---
 fs/unionfs/lookup.c |    2 +-
 fs/unionfs/super.c  |   24 ++++++++++++++----------
 2 files changed, 15 insertions(+), 11 deletions(-)

diff --git a/fs/unionfs/lookup.c b/fs/unionfs/lookup.c
index 7618716..7f512c2 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 fba1598..2456654 100644
--- a/fs/unionfs/super.c
+++ b/fs/unionfs/super.c
@@ -189,9 +189,11 @@ 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;
@@ -250,9 +252,10 @@ 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;
@@ -313,10 +316,11 @@ 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;
-- 
1.5.2.2

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