mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2026-10-17 06:22:10 -05:00
Some user space applications are designed around the ability to perform atomic operations on 64 bit values. Since this is natively possible only with ARMv6k and above, let's provide a new kuser helper to perform the operation with kernel supervision on pre ARMv6k hardware. Signed-off-by: Nicolas Pitre <nicolas.pitre@linaro.org> Tested-by: Dave Martin <dave.martin@linaro.org>