From: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
To: Geoff Levand <geoff@infradead.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
linuxppc-dev@lists.ozlabs.org, kexec@lists.infradead.org,
Eric Biederman <ebiederm@xmission.com>,
Paul Mackerras <paulus@samba.org>
Subject: Re: [PATCH 2/4] kexec: Add IND_FLAGS macro
Date: Thu, 12 Dec 2013 09:35:31 +0800 [thread overview]
Message-ID: <52A912E3.1060802@cn.fujitsu.com> (raw)
In-Reply-To: <3d9d024551c3c0e560d77f81926cb5774dda7067.1386807069.git.geoff@infradead.org>
Hello
On 12/12/2013 08:18 AM, Geoff Levand wrote:
> Add a new kexec preprocessor macro IND_FLAGS, which is the bitwise OR of
> all the possible kexec IND_ kimage_entry indirection flags.
>
> Having this macro allows for simplified code in the prosessing of the
> kexec kimage_entry items.
Where? I didn't see any place you use this macro to help simplification.
Thanks
Zhang
>
> Signed-off-by: Geoff Levand <geoff@infradead.org> for Huawei, Linaro
> ---
> include/linux/kexec.h | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/include/linux/kexec.h b/include/linux/kexec.h
> index d78d28a..f755ec3 100644
> --- a/include/linux/kexec.h
> +++ b/include/linux/kexec.h
> @@ -67,6 +67,7 @@ typedef unsigned long kimage_entry_t;
> #define IND_INDIRECTION 0x2
> #define IND_DONE 0x4
> #define IND_SOURCE 0x8
> +#define IND_FLAGS (IND_DESTINATION | IND_INDIRECTION | IND_DONE | IND_SOURCE)
>
> struct kexec_segment {
> void __user *buf;
>
--
Thanks.
Zhang Yanfei
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next prev parent reply other threads:[~2013-12-12 1:38 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-12 0:18 [PATCH 0/4] Minor fixes and improvements for kexec Geoff Levand
2013-12-12 0:18 ` [PATCH 3/4] powerpc/kexec: Use global IND_FLAGS macro Geoff Levand
2013-12-12 0:18 ` [PATCH 2/4] kexec: Add " Geoff Levand
2013-12-12 1:35 ` Zhang Yanfei [this message]
2013-12-12 19:33 ` Geoff Levand
2013-12-12 0:18 ` [PATCH 1/4] kexec: Simplify conditional Geoff Levand
2013-12-12 1:32 ` Zhang Yanfei
2013-12-17 0:45 ` Andrew Morton
2013-12-12 0:18 ` [PATCH 4/4] sh/kexec: Fix kexec build warning Geoff Levand
2013-12-12 14:48 ` Geert Uytterhoeven
2013-12-12 19:30 ` Geoff Levand
2013-12-12 5:11 ` [PATCH 0/4] Minor fixes and improvements for kexec Simon Horman
2013-12-12 19:51 ` [PATCH v2 4/4] sh/kexec: Fix kexec build warning Geoff Levand
2013-12-17 5:37 ` [PATCH 0/4] Minor fixes and improvements for kexec WANG Chao
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