* [PATCH 1/2]: Powerpc: Fix EHCA driver on relocatable kernel
@ 2010-08-20 4:08 Sonny Rao
2010-09-20 14:41 ` Alexander Schmidt
0 siblings, 1 reply; 2+ messages in thread
From: Sonny Rao @ 2010-08-20 4:08 UTC (permalink / raw)
To: linuxppc-dev; +Cc: linux-rdma, fenkes, raisch
Some modules (like eHCA) want to map all of kernel memory, for this to
work with a relocated kernel, we need to export kernstart_addr so
modules can use PHYSICAL_START and memstart_addr so they could use
MEMORY_START. Note that the 32bit code already exports these symbols.
Signed-off-By: Sonny Rao <sonnyrao@us.ibm.com>
Index: common/arch/powerpc/mm/init_64.c
===================================================================
--- common.orig/arch/powerpc/mm/init_64.c 2010-08-16 02:38:33.000000000 -0500
+++ common/arch/powerpc/mm/init_64.c 2010-08-16 02:39:25.000000000 -0500
@@ -79,7 +79,9 @@
#endif /* CONFIG_PPC_STD_MMU_64 */
phys_addr_t memstart_addr = ~0;
+EXPORT_SYMBOL(memstart_addr);
phys_addr_t kernstart_addr;
+EXPORT_SYMBOL(kernstart_addr);
void free_initmem(void)
{
^ permalink raw reply [flat|nested] 2+ messages in thread* Re: [PATCH 1/2]: Powerpc: Fix EHCA driver on relocatable kernel
2010-08-20 4:08 [PATCH 1/2]: Powerpc: Fix EHCA driver on relocatable kernel Sonny Rao
@ 2010-09-20 14:41 ` Alexander Schmidt
0 siblings, 0 replies; 2+ messages in thread
From: Alexander Schmidt @ 2010-09-20 14:41 UTC (permalink / raw)
To: Sonny Rao; +Cc: linux-rdma, fenkes, linuxppc-dev, raisch
On Thu, 19 Aug 2010 23:08:09 -0500
Sonny Rao <sonnyrao@us.ibm.com> wrote:
> Some modules (like eHCA) want to map all of kernel memory, for this to
> work with a relocated kernel, we need to export kernstart_addr so
> modules can use PHYSICAL_START and memstart_addr so they could use
> MEMORY_START. Note that the 32bit code already exports these symbols.
>
> Signed-off-By: Sonny Rao <sonnyrao@us.ibm.com>
Acked-by: Alexander Schmidt <alexs@linux.vnet.ibm.com>
> Index: common/arch/powerpc/mm/init_64.c
> ===================================================================
> --- common.orig/arch/powerpc/mm/init_64.c 2010-08-16 02:38:33.000000000 -0500
> +++ common/arch/powerpc/mm/init_64.c 2010-08-16 02:39:25.000000000 -0500
> @@ -79,7 +79,9 @@
> #endif /* CONFIG_PPC_STD_MMU_64 */
>
> phys_addr_t memstart_addr = ~0;
> +EXPORT_SYMBOL(memstart_addr);
> phys_addr_t kernstart_addr;
> +EXPORT_SYMBOL(kernstart_addr);
>
> void free_initmem(void)
> {
> _______________________________________________
> Linuxppc-dev mailing list
> Linuxppc-dev@lists.ozlabs.org
> https://lists.ozlabs.org/listinfo/linuxppc-dev
^ permalink raw reply [flat|nested] 2+ messages in thread
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