Correct the example of memory orderings in memory-barriers.txt Commit 615cc2c9cf95 "Documentation/memory-barriers.txt: fix important typo re memory barriers" changed the assignment to x and y. Change the rest of the example to match this change. Reported-by: Ganesh Rapolu <ganesh.rapolu@xxxxxxxxxxx> Signed-off-by: Pranith Kumar <bobby.prani@xxxxxxxxx> --- Documentation/memory-barriers.txt | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) diff --git a/Documentation/memory-barriers.txt b/Documentation/memory-barriers.txt index a4de88f..cf31875 100644 --- a/Documentation/memory-barriers.txt +++ b/Documentation/memory-barriers.txt @@ -121,22 +121,22 @@ For example, consider the following sequence of events: The set of accesses as seen by the memory system in the middle can be arranged in 24 different combinations: - STORE A=3, STORE B=4, x=LOAD A->3, y=LOAD B->4 - STORE A=3, STORE B=4, y=LOAD B->4, x=LOAD A->3 - STORE A=3, x=LOAD A->3, STORE B=4, y=LOAD B->4 - STORE A=3, x=LOAD A->3, y=LOAD B->2, STORE B=4 - STORE A=3, y=LOAD B->2, STORE B=4, x=LOAD A->3 - STORE A=3, y=LOAD B->2, x=LOAD A->3, STORE B=4 - STORE B=4, STORE A=3, x=LOAD A->3, y=LOAD B->4 + STORE A=3, STORE B=4, x=LOAD B->4, y=LOAD A->3 + STORE A=3, STORE B=4, y=LOAD A->3, x=LOAD B->4 + STORE B=4, x=LOAD B->4, STORE A=3, y=LOAD A->3 + STORE A=3, x=LOAD B->2, y=LOAD A->3, STORE B=4 + STORE B=4, y=LOAD A->1, STORE A=3, x=LOAD B->4 + STORE B=4, y=LOAD A->1, x=LOAD B->4, STORE A=3 + STORE B=4, STORE A=3, x=LOAD B->4, y=LOAD A->3 STORE B=4, ... ... and can thus result in four different combinations of values: - x == 1, y == 2 - x == 1, y == 4 - x == 3, y == 2 - x == 3, y == 4 + x == 2, y == 1 + x == 2, y == 3 + x == 4, y == 1 + x == 4, y == 3 Furthermore, the stores committed by a CPU to the memory system may not be -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
