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From:   =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= <marcandre.lureau@redhat.com>
To:     linux-mm@kvack.org, linux-kernel@vger.kernel.org
Cc:     aarcange@redhat.com, hughd@google.com, nyc@holomorphy.com,
        mike.kravetz@oracle.com,
        =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= <marcandre.lureau@redhat.com>
Subject: [PATCH 1/6] shmem: unexport shmem_add_seals()/shmem_get_seals()
Date:   Tue, 31 Oct 2017 19:40:47 +0100
Message-Id: <20171031184052.25253-2-marcandre.lureau@redhat.com>
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The functions are called through shmem_fcntl() only.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
---
 include/linux/shmem_fs.h | 2 --
 mm/shmem.c               | 6 ++----
 2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/include/linux/shmem_fs.h b/include/linux/shmem_fs.h
index b6c3540e07bc..557d0c3b6eca 100644
--- a/include/linux/shmem_fs.h
+++ b/include/linux/shmem_fs.h
@@ -109,8 +109,6 @@ extern void shmem_uncharge(struct inode *inode, long pages);
 
 #ifdef CONFIG_TMPFS
 
-extern int shmem_add_seals(struct file *file, unsigned int seals);
-extern int shmem_get_seals(struct file *file);
 extern long shmem_fcntl(struct file *file, unsigned int cmd, unsigned long arg);
 
 #else
diff --git a/mm/shmem.c b/mm/shmem.c
index 07a1d22807be..37260c5e12fa 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -2722,7 +2722,7 @@ static int shmem_wait_for_pins(struct address_space *mapping)
 		     F_SEAL_GROW | \
 		     F_SEAL_WRITE)
 
-int shmem_add_seals(struct file *file, unsigned int seals)
+static int shmem_add_seals(struct file *file, unsigned int seals)
 {
 	struct inode *inode = file_inode(file);
 	struct shmem_inode_info *info = SHMEM_I(inode);
@@ -2791,16 +2791,14 @@ int shmem_add_seals(struct file *file, unsigned int seals)
 	inode_unlock(inode);
 	return error;
 }
-EXPORT_SYMBOL_GPL(shmem_add_seals);
 
-int shmem_get_seals(struct file *file)
+static int shmem_get_seals(struct file *file)
 {
 	if (file->f_op != &shmem_file_operations)
 		return -EINVAL;
 
 	return SHMEM_I(file_inode(file))->seals;
 }
-EXPORT_SYMBOL_GPL(shmem_get_seals);
 
 long shmem_fcntl(struct file *file, unsigned int cmd, unsigned long arg)
 {
-- 
2.15.0.rc0.40.gaefcc5f6f


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