Signed-off-by: SeongJae Park <sj38.park@xxxxxxxxx> --- memorder/memorder.tex | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/memorder/memorder.tex b/memorder/memorder.tex index 8a3da54..e911e79 100644 --- a/memorder/memorder.tex +++ b/memorder/memorder.tex @@ -4064,7 +4064,7 @@ in Alpha's heyday. One could place an \co{smp_rmb()} primitive between the pointer fetch and dereference in order to force Alpha to order the pointer fetch with the later dependent load. -However, this imposes unneeded overhead on systems (such as ARM +However, this imposes unneeded overhead on systems (such as ARM, Itanium, PPC, and SPARC) that respect data dependencies on the read side. A \co{smp_read_barrier_depends()} primitive has therefore been added to the Linux kernel to eliminate overhead on these systems. -- 2.10.0 -- To unsubscribe from this list: send the line "unsubscribe perfbook" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html