[PATCH] powerpc: Explicit alignment for .data.cacheline_aligned
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: 2009-05-18 05:17:59
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: 2009-05-18 05:17:59
I don't think anything guarantees that the objects in data.page_aligned are a multiple of PAGE_SIZE, thus the section may end on any boundary. So the following section, .data.cacheline_aligned needs an explicit alignment. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> --- And this is the right patch after a "quilt ref" and without typo :-) arch/powerpc/kernel/vmlinux.lds.S | 1 + 1 file changed, 1 insertion(+)
--- linux-work.orig/arch/powerpc/kernel/vmlinux.lds.S 2009-05-18 14:24:05.000000000 +1000
+++ linux-work/arch/powerpc/kernel/vmlinux.lds.S 2009-05-18 15:16:54.000000000 +1000@@ -264,6 +264,7 @@ SECTIONS *(.data.page_aligned) } + . = ALIGN(L1_CACHE_BYTES); .data.cacheline_aligned : AT(ADDR(.data.cacheline_aligned) - LOAD_OFFSET) { *(.data.cacheline_aligned) }