Feb. 25, 2013
7:25 a.m.
On Mon, 25 Feb 2013 12:26:06 +0530, Shraddha Kamat said:
#define barrier() asm volatile("" ::: "memory")
What exactly volatile("" ::: "memory") doing here ?
You probably should read Documentation/memory-barriers.txt in your kernel source tree, and let us know if you still have questions after that...