diff options
author | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-08-19 11:02:28 +0100 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-08-25 16:14:43 +0100 |
commit | 3fba7e23f754a9a6e639b640fa2a393712ffe1b8 (patch) | |
tree | c9a472b59b67700bdde134a4dc707ae607837faa /arch/arm/lib/uaccess_with_memcpy.c | |
parent | 08446b129bbde34665c423d882f857a45b8c3aed (diff) | |
download | linux-next-3fba7e23f754a9a6e639b640fa2a393712ffe1b8.tar.gz |
ARM: uaccess: provide uaccess_save_and_enable() and uaccess_restore()
Provide uaccess_save_and_enable() and uaccess_restore() to permit
control of userspace visibility to the kernel, and hook these into
the appropriate places in the kernel where we need to access
userspace.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/lib/uaccess_with_memcpy.c')
-rw-r--r-- | arch/arm/lib/uaccess_with_memcpy.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/lib/uaccess_with_memcpy.c b/arch/arm/lib/uaccess_with_memcpy.c index 3e58d710013c..77f020e75ccd 100644 --- a/arch/arm/lib/uaccess_with_memcpy.c +++ b/arch/arm/lib/uaccess_with_memcpy.c @@ -136,7 +136,7 @@ out: } unsigned long -__copy_to_user(void __user *to, const void *from, unsigned long n) +arm_copy_to_user(void __user *to, const void *from, unsigned long n) { /* * This test is stubbed out of the main function above to keep @@ -190,7 +190,7 @@ out: return n; } -unsigned long __clear_user(void __user *addr, unsigned long n) +unsigned long arm_clear_user(void __user *addr, unsigned long n) { /* See rational for this in __copy_to_user() above. */ if (n < 64) |