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Re: [Qemu-devel] [PATCH V4 4/5] exec, memory: Call to xen_modified_memor
From: |
Stefano Stabellini |
Subject: |
Re: [Qemu-devel] [PATCH V4 4/5] exec, memory: Call to xen_modified_memory. |
Date: |
Mon, 1 Oct 2012 11:36:29 +0100 |
User-agent: |
Alpine 2.02 (DEB 1266 2009-07-14) |
On Thu, 27 Sep 2012, Anthony PERARD wrote:
> This patch add some calls to xen_modified_memory to notify Xen about dirtybits
> during migration.
>
> Signed-off-by: Anthony PERARD <address@hidden>
If I am not mistaken, this is the last patch that needs reviewing.
Avi, are you OK with it?
> exec.c | 1 +
> memory.c | 2 ++
> 2 files changed, 3 insertions(+)
>
> diff --git a/exec.c b/exec.c
> index 366684c..1114a09 100644
> --- a/exec.c
> +++ b/exec.c
> @@ -3427,6 +3427,7 @@ static void invalidate_and_set_dirty(target_phys_addr_t
> addr,
> /* set dirty bit */
> cpu_physical_memory_set_dirty_flags(addr, (0xff & ~CODE_DIRTY_FLAG));
> }
> + xen_modified_memory(addr, length);
> }
>
> void cpu_physical_memory_rw(target_phys_addr_t addr, uint8_t *buf,
> diff --git a/memory.c b/memory.c
> index 4f3ade0..015c544 100644
> --- a/memory.c
> +++ b/memory.c
> @@ -19,6 +19,7 @@
> #include "bitops.h"
> #include "kvm.h"
> #include <assert.h>
> +#include "hw/xen.h"
>
> #define WANT_EXEC_OBSOLETE
> #include "exec-obsolete.h"
> @@ -1077,6 +1078,7 @@ void memory_region_set_dirty(MemoryRegion *mr,
> target_phys_addr_t addr,
> target_phys_addr_t size)
> {
> assert(mr->terminates);
> + xen_modified_memory(mr->ram_addr + addr, size);
> return cpu_physical_memory_set_dirty_range(mr->ram_addr + addr, size,
> -1);
> }
>
> --
> Anthony PERARD
>
- Re: [Qemu-devel] [PATCH V4 4/5] exec, memory: Call to xen_modified_memory.,
Stefano Stabellini <=