diff options
| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2007-05-02 13:27:12 -0400 |
|---|---|---|
| committer | Andi Kleen <andi@basil.nowhere.org> | 2007-05-02 13:27:12 -0400 |
| commit | b6e3590f8145c77b8fcef3247e2412335221412f (patch) | |
| tree | 47fb1a28e41fd9f4e1aef45b5482b69b8d7c154e /arch/sh64 | |
| parent | de90c5ce832b1218042316260ff9268b00fdcba3 (diff) | |
[PATCH] x86: Allow percpu variables to be page-aligned
Let's allow page-alignment in general for per-cpu data (wanted by Xen, and
Ingo suggested KVM as well).
Because larger alignments can use more room, we increase the max per-cpu
memory to 64k rather than 32k: it's getting a little tight.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Acked-by: Ingo Molnar <mingo@elte.hu>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'arch/sh64')
| -rw-r--r-- | arch/sh64/kernel/vmlinux.lds.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/sh64/kernel/vmlinux.lds.S b/arch/sh64/kernel/vmlinux.lds.S index a59c5e998131..4f9616f39830 100644 --- a/arch/sh64/kernel/vmlinux.lds.S +++ b/arch/sh64/kernel/vmlinux.lds.S | |||
| @@ -85,7 +85,7 @@ SECTIONS | |||
| 85 | . = ALIGN(PAGE_SIZE); | 85 | . = ALIGN(PAGE_SIZE); |
| 86 | .data.page_aligned : C_PHYS(.data.page_aligned) { *(.data.page_aligned) } | 86 | .data.page_aligned : C_PHYS(.data.page_aligned) { *(.data.page_aligned) } |
| 87 | 87 | ||
| 88 | . = ALIGN(L1_CACHE_BYTES); | 88 | . = ALIGN(PAGE_SIZE); |
| 89 | __per_cpu_start = .; | 89 | __per_cpu_start = .; |
| 90 | .data.percpu : C_PHYS(.data.percpu) { *(.data.percpu) } | 90 | .data.percpu : C_PHYS(.data.percpu) { *(.data.percpu) } |
| 91 | __per_cpu_end = . ; | 91 | __per_cpu_end = . ; |