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From: Dave Young <dyoung@redhat.com>
To: Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com>
Cc: linuxppc-dev@lists.ozlabs.org, kexec@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	Eric Biederman <ebiederm@xmission.com>
Subject: Re: [PATCH 1/8] kexec_file: Remove unused members from struct kexec_buf.
Date: Mon, 13 Jun 2016 15:05:08 +0800	[thread overview]
Message-ID: <20160613070508.GB4974@dhcp-128-65.nay.redhat.com> (raw)
In-Reply-To: <1465701022-11601-2-git-send-email-bauerman@linux.vnet.ibm.com>

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 <ebiederm@xmission.com>
> Cc: kexec@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
> kexec@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/kexec

Acked-by: Dave Young <dyoung@redhat.com>

Thanks
Dave

  reply	other threads:[~2016-06-13  7:05 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-12  3:10 [PATCH 0/8] kexec_file_load implementation for PowerPC Thiago Jung Bauermann
2016-06-12  3:10 ` [PATCH 1/8] kexec_file: Remove unused members from struct kexec_buf Thiago Jung Bauermann
2016-06-13  7:05   ` Dave Young [this message]
2016-06-12  3:10 ` [PATCH 2/8] kexec_file: Generalize kexec_add_buffer Thiago Jung Bauermann
2016-06-13  7:12   ` Dave Young
2016-06-13  7:29   ` Dave Young
2016-06-13 19:08     ` Thiago Jung Bauermann
2016-06-13 20:40       ` Thiago Jung Bauermann
2016-06-14  1:22       ` Dave Young
2016-06-12  3:10 ` [PATCH 3/8] powerpc: Factor out relocation code from module_64.c to elf_util_64.c Thiago Jung Bauermann
2016-06-12  3:10 ` [PATCH 4/8] powerpc: Generalize elf64_apply_relocate_add Thiago Jung Bauermann
2016-06-12  3:10 ` [PATCH 5/8] powerpc: Add functions to read ELF files of any endianness Thiago Jung Bauermann
2016-06-12  3:10 ` [PATCH 6/8] powerpc: Implement kexec_file_load Thiago Jung Bauermann
2016-06-12  3:10 ` [PATCH 7/8] powerpc: Add support for loading ELF kernels with kexec_file_load Thiago Jung Bauermann
2016-06-12  3:10 ` [PATCH 8/8] powerpc: Add purgatory for kexec_file_load implementation Thiago Jung Bauermann
2016-06-13  7:02 ` [PATCH 0/8] kexec_file_load implementation for PowerPC Dave Young

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