| Submitter | Benjamin Herrenschmidt |
|---|---|
| Date | May 18, 2009, 4:29 a.m. |
| Message ID | <20090518042904.95E0BDE064@ozlabs.org> |
| Download | mbox | patch |
| Permalink | /patch/27332/ |
| State | Superseded |
| Delegated to: | Benjamin Herrenschmidt |
| Headers | show |
Comments
Patch
--- 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 14:24:22.000000000 +1000 @@ -264,7 +264,8 @@ SECTIONS *(.data.page_aligned) } - .data.cacheline_aligned : AT(ADDR(.data.cacheline_aligned) - LOAD_OFFSET) { + . = ALIGN(L1_CACHE_BYTES); + .cacheline_aligned : AT(ADDR(.data.cacheline_aligned) - LOAD_OFFSET) { *(.data.cacheline_aligned) }
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> --- arch/powerpc/kernel/vmlinux.lds.S | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)