Revision f8836e87af2305f34053e6936f81d3f91be7aac4 authored by Alexander Potapenko on 21 November 2019, 15:52:59 UTC, committed by Alexander Potapenko on 24 September 2021, 14:36:25 UTC
Make KMSAN usable by adding the necessary Kconfig bits. Signed-off-by: Alexander Potapenko <glider@google.com> --- This patch was previously called "kmsan: Changing existing files to enable KMSAN builds". Logically unrelated parts of it were split away. v4: - split away changes to init/main.c as requested by Andrey Konovalov v6: - moved Makefile changes to the core patch Link: https://linux-review.googlesource.com/id/I1d295ce8159ce15faa496d20089d953a919c125e
1 parent f57cc79
xattr_trusted.c
/*
* JFFS2 -- Journalling Flash File System, Version 2.
*
* Copyright © 2006 NEC Corporation
*
* Created by KaiGai Kohei <kaigai@ak.jp.nec.com>
*
* For licensing information, see the file 'LICENCE' in this directory.
*
*/
#include <linux/kernel.h>
#include <linux/fs.h>
#include <linux/jffs2.h>
#include <linux/xattr.h>
#include <linux/mtd/mtd.h>
#include "nodelist.h"
static int jffs2_trusted_getxattr(const struct xattr_handler *handler,
struct dentry *unused, struct inode *inode,
const char *name, void *buffer, size_t size)
{
return do_jffs2_getxattr(inode, JFFS2_XPREFIX_TRUSTED,
name, buffer, size);
}
static int jffs2_trusted_setxattr(const struct xattr_handler *handler,
struct user_namespace *mnt_userns,
struct dentry *unused, struct inode *inode,
const char *name, const void *buffer,
size_t size, int flags)
{
return do_jffs2_setxattr(inode, JFFS2_XPREFIX_TRUSTED,
name, buffer, size, flags);
}
static bool jffs2_trusted_listxattr(struct dentry *dentry)
{
return capable(CAP_SYS_ADMIN);
}
const struct xattr_handler jffs2_trusted_xattr_handler = {
.prefix = XATTR_TRUSTED_PREFIX,
.list = jffs2_trusted_listxattr,
.set = jffs2_trusted_setxattr,
.get = jffs2_trusted_getxattr
};
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