diff mbox series

ramfs: support O_TMPFILE

Message ID 20191215114703.GA4397@avx2 (mailing list archive)
State New, archived
Headers show
Series ramfs: support O_TMPFILE | expand

Commit Message

Alexey Dobriyan Dec. 15, 2019, 11:47 a.m. UTC 
From: Alexey Dobriyan <adobriyan@gmail.com>
Subject: ramfs: support O_TMPFILE

Link: http://lkml.kernel.org/r/20190206073349.GA15311@avx2
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 fs/ramfs/inode.c |   12 ++++++++++++
 1 file changed, 12 insertions(+)
diff mbox series

Patch

--- a/fs/ramfs/inode.c~ramfs-support-o_tmpfile
+++ a/fs/ramfs/inode.c
@@ -147,6 +147,17 @@  static int ramfs_symlink(struct inode *
 	return error;
 }
 
+static int ramfs_tmpfile(struct inode *dir, struct dentry *dentry, umode_t mode)
+{
+	struct inode *inode;
+
+	inode = ramfs_get_inode(dir->i_sb, dir, mode, 0);
+	if (!inode)
+		return -ENOSPC;
+	d_tmpfile(dentry, inode);
+	return 0;
+}
+
 static const struct inode_operations ramfs_dir_inode_operations = {
 	.create		= ramfs_create,
 	.lookup		= simple_lookup,
@@ -157,6 +168,7 @@  static const struct inode_operations ram
 	.rmdir		= simple_rmdir,
 	.mknod		= ramfs_mknod,
 	.rename		= simple_rename,
+	.tmpfile	= ramfs_tmpfile,
 };
 
 /*