Hey Stephen,
> After merging the uprobes tree, today's linux-next build (sparc64
> defconfig) failed like this:
>
> In file included from include/linux/mm_types.h:15:0,
> from include/linux/kmemcheck.h:4,
> from include/linux/skbuff.h:18,
> from net/8021q/vlan_core.c:1:
> include/linux/uprobes.h: In function 'register_uprobe':
> include/linux/uprobes.h:148:10: error: 'ENOSYS' undeclared (first use in this function)
>
Oh sorry for missing this.
> And several more.
>
> Caused by commit fb16338b69cd ("register_unregister_uprobe" - "Uprobes:
> register/unregister probes").
>
> I have added this patch for today:
>
> From: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
> Date: Wed, 23 Nov 2011 15:11:20 +1100
> Subject: [PATCH] uprobes: using ENOSYS requires errno.h
>
> Fixes this build problem:
>
> In file included from include/linux/mm_types.h:15:0,
> from include/linux/kmemcheck.h:4,
> from include/linux/skbuff.h:18,
> from net/8021q/vlan_core.c:1:
> include/linux/uprobes.h: In function 'register_uprobe':
> include/linux/uprobes.h:148:10: error: 'ENOSYS' undeclared (first use in this function)
>
> when CONFIG_UPROBES is not defined.
>
> Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
> ---
> include/linux/uprobes.h | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
>
> diff --git a/include/linux/uprobes.h b/include/linux/uprobes.h
> index 091dfb8..e2e0674 100644
> --- a/include/linux/uprobes.h
> +++ b/include/linux/uprobes.h
> @@ -23,6 +23,7 @@
> * Jim Keniston
> */
>
> +#include <linux/errno.h>
> #include <linux/rbtree.h>
>
> struct vm_area_struct;
Yes, this is the right fix. So I will fold this into my patch.
--
Thanks and Regards
Srikar
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