Re: [PATCH 1/8] kexec_file: Remove unused members from struct kexec_buf.

2016-06-13 Thread Dave Young
On 06/12/16 at 12:10am, Thiago Jung Bauermann wrote:
> kexec_add_buffer uses kexec_buf.buffer and kexec_buf.bufsz to pass along
> its own arguments buffer and bufsz, but since they aren't used anywhere
> else, it's pointless.
> 
> Cc: Eric Biederman 
> Cc: ke...@lists.infradead.org
> Cc: linux-kernel@vger.kernel.org
> ---
>  kernel/kexec_file.c | 6 ++
>  kernel/kexec_internal.h | 2 --
>  2 files changed, 2 insertions(+), 6 deletions(-)
> 
> diff --git a/kernel/kexec_file.c b/kernel/kexec_file.c
> index 01ab82a40d22..b6eec7527e9f 100644
> --- a/kernel/kexec_file.c
> +++ b/kernel/kexec_file.c
> @@ -464,8 +464,6 @@ int kexec_add_buffer(struct kimage *image, char *buffer, 
> unsigned long bufsz,
>   memset(&buf, 0, sizeof(struct kexec_buf));
>   kbuf = &buf;
>   kbuf->image = image;
> - kbuf->buffer = buffer;
> - kbuf->bufsz = bufsz;
>  
>   kbuf->memsz = ALIGN(memsz, PAGE_SIZE);
>   kbuf->buf_align = max(buf_align, PAGE_SIZE);
> @@ -489,8 +487,8 @@ int kexec_add_buffer(struct kimage *image, char *buffer, 
> unsigned long bufsz,
>  
>   /* Found a suitable memory range */
>   ksegment = &image->segment[image->nr_segments];
> - ksegment->kbuf = kbuf->buffer;
> - ksegment->bufsz = kbuf->bufsz;
> + ksegment->kbuf = buffer;
> + ksegment->bufsz = bufsz;
>   ksegment->mem = kbuf->mem;
>   ksegment->memsz = kbuf->memsz;
>   image->nr_segments++;
> diff --git a/kernel/kexec_internal.h b/kernel/kexec_internal.h
> index 0a52315d9c62..eefd5bf960c2 100644
> --- a/kernel/kexec_internal.h
> +++ b/kernel/kexec_internal.h
> @@ -26,8 +26,6 @@ struct kexec_sha_region {
>   */
>  struct kexec_buf {
>   struct kimage *image;
> - char *buffer;
> - unsigned long bufsz;
>   unsigned long mem;
>   unsigned long memsz;
>   unsigned long buf_align;
> -- 
> 1.9.1
> 
> 
> ___
> kexec mailing list
> ke...@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/kexec

Acked-by: Dave Young 

Thanks
Dave


[PATCH 1/8] kexec_file: Remove unused members from struct kexec_buf.

2016-06-11 Thread Thiago Jung Bauermann
kexec_add_buffer uses kexec_buf.buffer and kexec_buf.bufsz to pass along
its own arguments buffer and bufsz, but since they aren't used anywhere
else, it's pointless.

Cc: Eric Biederman 
Cc: ke...@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
---
 kernel/kexec_file.c | 6 ++
 kernel/kexec_internal.h | 2 --
 2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/kernel/kexec_file.c b/kernel/kexec_file.c
index 01ab82a40d22..b6eec7527e9f 100644
--- a/kernel/kexec_file.c
+++ b/kernel/kexec_file.c
@@ -464,8 +464,6 @@ int kexec_add_buffer(struct kimage *image, char *buffer, 
unsigned long bufsz,
memset(&buf, 0, sizeof(struct kexec_buf));
kbuf = &buf;
kbuf->image = image;
-   kbuf->buffer = buffer;
-   kbuf->bufsz = bufsz;
 
kbuf->memsz = ALIGN(memsz, PAGE_SIZE);
kbuf->buf_align = max(buf_align, PAGE_SIZE);
@@ -489,8 +487,8 @@ int kexec_add_buffer(struct kimage *image, char *buffer, 
unsigned long bufsz,
 
/* Found a suitable memory range */
ksegment = &image->segment[image->nr_segments];
-   ksegment->kbuf = kbuf->buffer;
-   ksegment->bufsz = kbuf->bufsz;
+   ksegment->kbuf = buffer;
+   ksegment->bufsz = bufsz;
ksegment->mem = kbuf->mem;
ksegment->memsz = kbuf->memsz;
image->nr_segments++;
diff --git a/kernel/kexec_internal.h b/kernel/kexec_internal.h
index 0a52315d9c62..eefd5bf960c2 100644
--- a/kernel/kexec_internal.h
+++ b/kernel/kexec_internal.h
@@ -26,8 +26,6 @@ struct kexec_sha_region {
  */
 struct kexec_buf {
struct kimage *image;
-   char *buffer;
-   unsigned long bufsz;
unsigned long mem;
unsigned long memsz;
unsigned long buf_align;
-- 
1.9.1