From: Vivek Goyal <vgoyal@in.ibm.com>
To: linux kernel mailing list <linux-kernel@vger.kernel.org>
Cc: Reloc Kernel List <fastboot@lists.osdl.org>,
ebiederm@xmission.com, akpm@osdl.org, ak@suse.de, hpa@zytor.com,
magnus.damm@gmail.com, lwang@redhat.com, dzickus@redhat.com
Subject: [RFC] [PATCH 11/16] x86_64: Modify discover_ebda to use virtual address
Date: Mon, 13 Nov 2006 11:44:28 -0500 [thread overview]
Message-ID: <20061113164428.GL17429@in.ibm.com> (raw)
In-Reply-To: <20061113162135.GA17429@in.ibm.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Vivek Goyal <vgoyal@in.ibm.com>
---
arch/x86_64/kernel/setup.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff -puN arch/x86_64/kernel/setup.c~x86_64-Modify-discover_ebda-to-use-virtual-addresses arch/x86_64/kernel/setup.c
--- linux-2.6.19-rc5-reloc/arch/x86_64/kernel/setup.c~x86_64-Modify-discover_ebda-to-use-virtual-addresses 2006-11-09 23:02:24.000000000 -0500
+++ linux-2.6.19-rc5-reloc-root/arch/x86_64/kernel/setup.c 2006-11-09 23:02:24.000000000 -0500
@@ -327,10 +327,10 @@ static void discover_ebda(void)
* there is a real-mode segmented pointer pointing to the
* 4K EBDA area at 0x40E
*/
- ebda_addr = *(unsigned short *)EBDA_ADDR_POINTER;
+ ebda_addr = *(unsigned short *)__va(EBDA_ADDR_POINTER);
ebda_addr <<= 4;
- ebda_size = *(unsigned short *)(unsigned long)ebda_addr;
+ ebda_size = *(unsigned short *)__va(ebda_addr);
/* Round EBDA up to pages */
if (ebda_size == 0)
_
next prev parent reply other threads:[~2006-11-13 16:57 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-13 16:21 [RFC] [PATCH 0/16] x86_64: Relocatable bzImage Support (V2) Vivek Goyal
2006-11-13 16:26 ` [RFC] [PATCH 1/16] x86_64: Align data segment to page size boundary Vivek Goyal
2006-11-13 16:28 ` [RFC] [PATCH 2/16] x86_64: Assembly safe page.h and pgtable.h Vivek Goyal
2006-11-13 17:17 ` Andi Kleen
2006-11-13 19:27 ` Eric W. Biederman
2006-11-13 21:16 ` Vivek Goyal
2006-11-14 1:46 ` Andi Kleen
2006-11-14 2:41 ` Eric W. Biederman
2006-11-13 16:30 ` [RFC] [PATCH 3/16] x86_64: Kill temp_boot_pmds Vivek Goyal
2006-11-13 16:31 ` [RFC] [PATCH 4/16] x86_64: Clean up the early boot page table Vivek Goyal
2006-11-13 16:33 ` [RFC] [PATCH 5/16] x86_64: Fix earlyprintk to use standard ISA mapping Vivek Goyal
2006-11-13 16:34 ` [RFC] [PATCH 6/16] x86_64: Modify copy_bootdata to to use virtual address Vivek Goyal
2006-11-13 16:35 ` [RFC] [PATCH 7/16] x86_64: cleanup segments Vivek Goyal
2006-11-13 16:40 ` [RFC] [PATCH 8/16] x86_64: Add EFER to the set registers saved by save_processor_state Vivek Goyal
2006-11-13 16:42 ` [RFC] [PATCH 9/16] x86_64: 64bit PIC SMP trampoline Vivek Goyal
2006-11-13 17:28 ` Andi Kleen
2006-11-13 16:43 ` [RFC] [PATCH 10/16] x86_64: 64bit PIC ACPI wakeup Vivek Goyal
2006-11-13 17:22 ` Andi Kleen
2006-11-13 17:59 ` Vivek Goyal
2006-11-13 18:13 ` Andi Kleen
2006-11-13 19:21 ` Eric W. Biederman
2006-11-13 19:34 ` Vivek Goyal
2006-11-13 19:57 ` Eric W. Biederman
2006-11-13 23:01 ` Pavel Machek
2006-11-13 23:09 ` Vivek Goyal
2006-11-15 21:07 ` [PATCH] x86_64: Move cpu long mode verification code to common file (was Re: [RFC] [PATCH 10/16] x86_64: 64bit PIC ACPI wakeup) Vivek Goyal
2006-11-15 22:54 ` Pavel Machek
2006-11-16 20:06 ` Vivek Goyal
2006-11-14 16:30 ` [RFC] [PATCH 10/16] x86_64: 64bit PIC ACPI wakeup Pavel Machek
2006-11-14 21:36 ` Eric W. Biederman
2006-11-14 21:40 ` H. Peter Anvin
2006-11-14 23:43 ` Pavel Machek
2006-11-15 3:49 ` Andi Kleen
2006-11-15 17:26 ` Eric W. Biederman
2006-11-15 18:29 ` Vivek Goyal
2006-11-15 18:38 ` Pavel Machek
2006-11-14 23:17 ` Vivek Goyal
2006-11-14 23:39 ` Pavel Machek
2006-11-15 21:24 ` [Fastboot] " Vivek Goyal
2006-11-15 23:03 ` Pavel Machek
2006-11-16 0:28 ` Vivek Goyal
2006-11-16 20:09 ` Vivek Goyal
2006-11-16 20:53 ` Pavel Machek
2006-11-16 21:29 ` Vivek Goyal
2006-11-16 21:51 ` Pavel Machek
2006-11-13 16:44 ` Vivek Goyal [this message]
2006-11-13 16:46 ` [RFC] [PATCH 12/16] x86_64: Remove the identity mapping as early as possible Vivek Goyal
2006-11-13 16:47 ` [RFC] [PATCH 13/16] x86_64: __pa and __pa_symbol address space separation Vivek Goyal
2006-11-13 16:48 ` [RFC] [PATCH 14/16] x86_64: Remove CONFIG_PHYSICAL_START Vivek Goyal
2006-11-13 16:50 ` [RFC] [PATCH 15/16] x86_64: Relocatable kernel support Vivek Goyal
2006-11-13 16:51 ` [RFC] [PATCH 16/16] x86_64: Extend bzImage protocol for relocatable bzImage Vivek Goyal
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