All of lore.kernel.org
 help / color / mirror / Atom feed
* [PATCH 1/2]: Powerpc: Fix EHCA driver on relocatable kernel
@ 2010-08-20  4:08 ` Sonny Rao
  0 siblings, 0 replies; 4+ messages in thread
From: Sonny Rao @ 2010-08-20  4:08 UTC (permalink / raw)
  To: linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ
  Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA, fenkes-tA70FqPdS9bQT0dZR+AlfA,
	raisch-tA70FqPdS9bQT0dZR+AlfA, hnguyen-tA70FqPdS9bQT0dZR+AlfA,
	rolandd-FYB4Gu1CFyUAvxtiuMwx3w

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-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>

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)
 {
--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

^ permalink raw reply	[flat|nested] 4+ messages in thread
* [PATCH 1/2]: Powerpc: Fix EHCA driver on relocatable kernel
@ 2010-08-20  4:08 ` Sonny Rao
  0 siblings, 0 replies; 4+ 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] 4+ messages in thread
* Re: [PATCH 1/2]: Powerpc: Fix EHCA driver on relocatable kernel
  2010-08-20  4:08 ` Sonny Rao
@ 2010-09-20 14:41     ` Alexander Schmidt
  -1 siblings, 0 replies; 4+ messages in thread
From: Alexander Schmidt @ 2010-09-20 14:41 UTC (permalink / raw)
  To: Sonny Rao
  Cc: linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA, fenkes-tA70FqPdS9bQT0dZR+AlfA,
	raisch-tA70FqPdS9bQT0dZR+AlfA, Hoang-Nam Nguyen

On Thu, 19 Aug 2010 23:08:09 -0500
Sonny Rao <sonnyrao-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org> 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-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>

Acked-by: Alexander Schmidt <alexs-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>

> 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-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org
> https://lists.ozlabs.org/listinfo/linuxppc-dev
--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

^ permalink raw reply	[flat|nested] 4+ messages in thread
* Re: [PATCH 1/2]: Powerpc: Fix EHCA driver on relocatable kernel
@ 2010-09-20 14:41     ` Alexander Schmidt
  0 siblings, 0 replies; 4+ 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] 4+ messages in thread
end of thread, other threads:[~2010-09-20 14:41 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2010-08-20  4:08 [PATCH 1/2]: Powerpc: Fix EHCA driver on relocatable kernel Sonny Rao
2010-08-20  4:08 ` Sonny Rao
     [not found] ` <20100820040809.GS16505-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2010-09-20 14:41   ` Alexander Schmidt
2010-09-20 14:41     ` Alexander Schmidt

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.