[patch 085/119] shmem: rename functions that are memfd-related

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From: Marc-André Lureau <marcandre.lureau@xxxxxxxxxx>
Subject: shmem: rename functions that are memfd-related

Those functions are called for memfd files, backed by shmem or
hugetlb (the next patches will handle hugetlb).

Link: http://lkml.kernel.org/r/20171107122800.25517-3-marcandre.lureau@xxxxxxxxxx
Signed-off-by: Marc-André Lureau <marcandre.lureau@xxxxxxxxxx>
Reviewed-by: Mike Kravetz <mike.kravetz@xxxxxxxxxx>
Cc: Andrea Arcangeli <aarcange@xxxxxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxxxxx>
Cc: David Herrmann <dh.herrmann@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 fs/fcntl.c               |    2 +-
 include/linux/shmem_fs.h |    4 ++--
 mm/shmem.c               |   10 +++++-----
 3 files changed, 8 insertions(+), 8 deletions(-)

diff -puN fs/fcntl.c~shmem-rename-functions-that-are-memfd-related fs/fcntl.c
--- a/fs/fcntl.c~shmem-rename-functions-that-are-memfd-related
+++ a/fs/fcntl.c
@@ -418,7 +418,7 @@ static long do_fcntl(int fd, unsigned in
 		break;
 	case F_ADD_SEALS:
 	case F_GET_SEALS:
-		err = shmem_fcntl(filp, cmd, arg);
+		err = memfd_fcntl(filp, cmd, arg);
 		break;
 	case F_GET_RW_HINT:
 	case F_SET_RW_HINT:
diff -puN include/linux/shmem_fs.h~shmem-rename-functions-that-are-memfd-related include/linux/shmem_fs.h
--- a/include/linux/shmem_fs.h~shmem-rename-functions-that-are-memfd-related
+++ a/include/linux/shmem_fs.h
@@ -112,11 +112,11 @@ extern void shmem_uncharge(struct inode
 
 #ifdef CONFIG_TMPFS
 
-extern long shmem_fcntl(struct file *file, unsigned int cmd, unsigned long arg);
+extern long memfd_fcntl(struct file *file, unsigned int cmd, unsigned long arg);
 
 #else
 
-static inline long shmem_fcntl(struct file *f, unsigned int c, unsigned long a)
+static inline long memfd_fcntl(struct file *f, unsigned int c, unsigned long a)
 {
 	return -EINVAL;
 }
diff -puN mm/shmem.c~shmem-rename-functions-that-are-memfd-related mm/shmem.c
--- a/mm/shmem.c~shmem-rename-functions-that-are-memfd-related
+++ a/mm/shmem.c
@@ -2722,7 +2722,7 @@ continue_resched:
 		     F_SEAL_GROW | \
 		     F_SEAL_WRITE)
 
-static int shmem_add_seals(struct file *file, unsigned int seals)
+static int memfd_add_seals(struct file *file, unsigned int seals)
 {
 	struct inode *inode = file_inode(file);
 	struct shmem_inode_info *info = SHMEM_I(inode);
@@ -2792,7 +2792,7 @@ unlock:
 	return error;
 }
 
-static int shmem_get_seals(struct file *file)
+static int memfd_get_seals(struct file *file)
 {
 	if (file->f_op != &shmem_file_operations)
 		return -EINVAL;
@@ -2800,7 +2800,7 @@ static int shmem_get_seals(struct file *
 	return SHMEM_I(file_inode(file))->seals;
 }
 
-long shmem_fcntl(struct file *file, unsigned int cmd, unsigned long arg)
+long memfd_fcntl(struct file *file, unsigned int cmd, unsigned long arg)
 {
 	long error;
 
@@ -2810,10 +2810,10 @@ long shmem_fcntl(struct file *file, unsi
 		if (arg > UINT_MAX)
 			return -EINVAL;
 
-		error = shmem_add_seals(file, arg);
+		error = memfd_add_seals(file, arg);
 		break;
 	case F_GET_SEALS:
-		error = shmem_get_seals(file);
+		error = memfd_get_seals(file);
 		break;
 	default:
 		error = -EINVAL;
_
--
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