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new helper: uaccess_kernel()

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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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
arch/arc/include/asm/uaccess.h
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@@ -27,7 +27,7 @@
#include <linux/string.h> /* for generic string functions */
#define __kernel_ok (segment_eq(get_fs(), KERNEL_DS))
#define __kernel_ok (uaccess_kernel())
/*
* Algorithmically, for __user_ok() we want do: