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new helper: uaccess_kernel()

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2017-03-20 21:08:07 -04:00
parent aaa2e7ac80
commit db68ce10c4
32 changed files with 44 additions and 42 deletions
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2
include/linux/uaccess.h
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@ -7,6 +7,8 @@
#define VERIFY_READ 0
#define VERIFY_WRITE 1
#define uaccess_kernel() segment_eq(get_fs(), KERNEL_DS)
#include <asm/uaccess.h>
static __always_inline void pagefault_disabled_inc(void)