diff mbox

[v3,3/5] build: Alloc space for sched list in the link file

Message ID 1452187761-38328-4-git-send-email-jonathan.creekmore@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Jonathan Creekmore Jan. 7, 2016, 5:29 p.m. UTC 
Creates a section to contain scheduler entry pointers that are gathered
together into an array. This will allow, in a follow-on patch, scheduler
entries to be automatically gathered together into the array for
automatic parsing.

CC: Ian Campbell <ian.campbell@citrix.com>
CC: Stefano Stabellini <stefano.stabellini@citrix.com>
CC: Keir Fraser <keir@xen.org>
CC: Jan Beulich <jbeulich@suse.com>
CC: Andrew Cooper <andrew.cooper3@citrix.com>
Signed-off-by: Jonathan Creekmore <jonathan.creekmore@gmail.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
Reviewed-by: Doug Goldstein <cardoe@cardoe.com>

---
Changed since v1:
  * rename the __start and __end symbols to better match
    the rest of the file
---
 xen/arch/arm/xen.lds.S | 4 ++++
 xen/arch/x86/xen.lds.S | 4 ++++
 2 files changed, 8 insertions(+)

Comments

Konrad Rzeszutek Wilk Jan. 8, 2016, 3:48 p.m. UTC | #1 
On Thu, Jan 07, 2016 at 11:29:19AM -0600, Jonathan Creekmore wrote:
> Creates a section to contain scheduler entry pointers that are gathered
> together into an array. This will allow, in a follow-on patch, scheduler
> entries to be automatically gathered together into the array for
> automatic parsing.
> 
> CC: Ian Campbell <ian.campbell@citrix.com>
> CC: Stefano Stabellini <stefano.stabellini@citrix.com>
> CC: Keir Fraser <keir@xen.org>
> CC: Jan Beulich <jbeulich@suse.com>
> CC: Andrew Cooper <andrew.cooper3@citrix.com>
> Signed-off-by: Jonathan Creekmore <jonathan.creekmore@gmail.com>
> Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
> Reviewed-by: Doug Goldstein <cardoe@cardoe.com>

Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
> 
> ---
> Changed since v1:
>   * rename the __start and __end symbols to better match
>     the rest of the file
> ---
>  xen/arch/arm/xen.lds.S | 4 ++++
>  xen/arch/x86/xen.lds.S | 4 ++++
>  2 files changed, 8 insertions(+)
> 
> diff --git a/xen/arch/arm/xen.lds.S b/xen/arch/arm/xen.lds.S
> index 0488f37..f501a2f 100644
> --- a/xen/arch/arm/xen.lds.S
> +++ b/xen/arch/arm/xen.lds.S
> @@ -57,6 +57,10 @@ SECTIONS
>         . = ALIGN(PAGE_SIZE);
>         *(.data.page_aligned)
>         *(.data)
> +       . = ALIGN(8);
> +       __start_schedulers_array = .;
> +       *(.data.schedulers)
> +       __end_schedulers_array = .;
>         *(.data.rel)
>         *(.data.rel.*)
>         CONSTRUCTORS
> diff --git a/xen/arch/x86/xen.lds.S b/xen/arch/x86/xen.lds.S
> index e18e08f..c1ce027 100644
> --- a/xen/arch/x86/xen.lds.S
> +++ b/xen/arch/x86/xen.lds.S
> @@ -80,6 +80,10 @@ SECTIONS
>         __stop___pre_ex_table = .;
>  
>         *(.data.read_mostly)
> +       . = ALIGN(8);
> +       __start_schedulers_array = .;
> +       *(.data.schedulers)
> +       __end_schedulers_array = .;
>         *(.data.rel.ro)
>         *(.data.rel.ro.*)
>    } :text
> -- 
> 2.6.4
> 
> 
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xen.org
> http://lists.xen.org/xen-devel
diff mbox

Patch

diff --git a/xen/arch/arm/xen.lds.S b/xen/arch/arm/xen.lds.S
index 0488f37..f501a2f 100644
--- a/xen/arch/arm/xen.lds.S
+++ b/xen/arch/arm/xen.lds.S
@@ -57,6 +57,10 @@  SECTIONS
        . = ALIGN(PAGE_SIZE);
        *(.data.page_aligned)
        *(.data)
+       . = ALIGN(8);
+       __start_schedulers_array = .;
+       *(.data.schedulers)
+       __end_schedulers_array = .;
        *(.data.rel)
        *(.data.rel.*)
        CONSTRUCTORS
diff --git a/xen/arch/x86/xen.lds.S b/xen/arch/x86/xen.lds.S
index e18e08f..c1ce027 100644
--- a/xen/arch/x86/xen.lds.S
+++ b/xen/arch/x86/xen.lds.S
@@ -80,6 +80,10 @@  SECTIONS
        __stop___pre_ex_table = .;
 
        *(.data.read_mostly)
+       . = ALIGN(8);
+       __start_schedulers_array = .;
+       *(.data.schedulers)
+       __end_schedulers_array = .;
        *(.data.rel.ro)
        *(.data.rel.ro.*)
   } :text