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From: Attilio Rao <attilio.rao@citrix.com>
To: <konrad.wilk@oracle.com>, <Ian.Campbell@citrix.com>,
	<Stefano.Stabellini@eu.citrix.com>, <mingo@redhat.com>,
	<hpa@zytor.com>, <tglx@linutronix.de>,
	<linux-kernel@vger.kernel.org>, <x86@kernel.org>,
	<xen-devel@lists.xensource.com>
Cc: Attilio Rao <attilio.rao@citrix.com>
Subject: [PATCH v2 5/5] X86/XEN: Add few lines explaining simple semantic for x86_init.paging.pagetable_init setup function
Date: Tue, 21 Aug 2012 21:22:41 +0100	[thread overview]
Message-ID: <1345580561-8506-6-git-send-email-attilio.rao@citrix.com> (raw)
In-Reply-To: <1345580561-8506-1-git-send-email-attilio.rao@citrix.com>

- Explain the purpose of the hook
- Report execution constraints

Signed-off-by: Attilio Rao <attilio.rao@citrix.com>
---
 arch/x86/include/asm/x86_init.h |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h
index 995ea5c..7ea4186 100644
--- a/arch/x86/include/asm/x86_init.h
+++ b/arch/x86/include/asm/x86_init.h
@@ -82,6 +82,11 @@ struct x86_init_mapping {
 /**
  * struct x86_init_paging - platform specific paging functions
  * @pagetable_init:		platform specific paging initialization call
+ *
+ * It does setup the kernel pagetables and prepares accessors functions to
+ * manipulate them.
+ * It must be called once, during the boot sequence and after the direct
+ * mapping for phys memory is setup.
  */
 struct x86_init_paging {
 	void (*pagetable_init)(void);
-- 
1.7.2.5


  parent reply	other threads:[~2012-08-21 20:36 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-21 20:22 [PATCH v2 0/5] X86/XEN: Merge x86_init.paging.pagetable_setup_start and x86_init.paging.pagetable_setup_done setup functions and document its semantic Attilio Rao
2012-08-21 20:22 ` [PATCH v2 1/5] X86/XEN: Remove the base argument from x86_init.paging.pagetable_setup_start Attilio Rao
2012-09-12 13:46   ` [tip:x86/platform] x86: Remove base argument from x86_init.paging. pagetable_setup_start tip-bot for Attilio Rao
2012-08-21 20:22 ` [PATCH v2 2/5] X86/XEN: Rename pagetable_setup_start() setup functions into pagetable_init() Attilio Rao
2012-09-12 13:47   ` [tip:x86/platform] x86: Rename pagetable_setup_start() to pagetable_init() tip-bot for Attilio Rao
2012-08-21 20:22 ` [PATCH v2 3/5] X86/XEN: Allow setup function x86_init.paging.pagetable_init to setup kernel pagetables Attilio Rao
2012-09-12 13:48   ` [tip:x86/platform] x86: Move paging_init() call to x86_init.paging .pagetable_init() tip-bot for Attilio Rao
2012-08-21 20:22 ` [PATCH v2 4/5] X86/XEN: Move content of xen_pagetable_setup_done() into xen_pagetable_init() and retire now unused x86_init.paging.pagetable_setup_done Attilio Rao
2012-09-12 13:49   ` [tip:x86/platform] x86: xen: Cleanup and remove x86_init.paging. pagetable_setup_done() tip-bot for Attilio Rao
2012-08-21 20:22 ` Attilio Rao [this message]
2012-09-12 13:50   ` [tip:x86/platform] x86: Document x86_init.paging.pagetable_init() tip-bot for Attilio Rao
2012-08-21 21:22 ` [PATCH v2 0/5] X86/XEN: Merge x86_init.paging.pagetable_setup_start and x86_init.paging.pagetable_setup_done setup functions and document its semantic Thomas Gleixner
2012-08-22 10:30   ` Stefano Stabellini
2012-08-22 13:57   ` Konrad Rzeszutek Wilk
2012-08-22 14:19     ` Thomas Gleixner
2012-08-22 14:47       ` Attilio Rao
2012-08-23  9:28         ` [Xen-devel] " Attilio Rao
2012-08-23 13:50           ` Konrad Rzeszutek Wilk
2012-08-23 15:15           ` Thomas Gleixner
2012-08-23 15:20             ` Attilio Rao
2012-08-23 15:48               ` Thomas Gleixner
2012-09-11 12:43       ` Konrad Rzeszutek Wilk
2012-09-12 13:36         ` Thomas Gleixner

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