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From: Daniel Kiper <daniel.kiper@oracle.com>
To: xen-devel@lists.xenproject.org
Cc: jgross@suse.com, sstabellini@kernel.org,
	andrew.cooper3@citrix.com, cardoe@cardoe.com,
	pgnet.dev@gmail.com, ning.sun@intel.com, julien.grall@arm.com,
	jbeulich@suse.com, qiaowei.ren@intel.com, gang.wei@intel.com,
	fu.wei@linaro.org
Subject: [PATCH v10 10/13] x86/setup: use XEN_IMG_OFFSET instead of...
Date: Wed, 30 Nov 2016 14:04:16 +0100	[thread overview]
Message-ID: <1480511059-14062-11-git-send-email-daniel.kiper@oracle.com> (raw)
In-Reply-To: <1480511059-14062-1-git-send-email-daniel.kiper@oracle.com>

..calculating its value during runtime.

Signed-off-by: Daniel Kiper <daniel.kiper@oracle.com>
Acked-by: Jan Beulich <jbeulich@suse.com>
---
 xen/arch/x86/setup.c |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/xen/arch/x86/setup.c b/xen/arch/x86/setup.c
index fa808ef..5d0830e 100644
--- a/xen/arch/x86/setup.c
+++ b/xen/arch/x86/setup.c
@@ -943,7 +943,6 @@ void __init noreturn __start_xen(unsigned long mbi_p)
             l4_pgentry_t *pl4e;
             l3_pgentry_t *pl3e;
             l2_pgentry_t *pl2e;
-            uint64_t load_start;
             int i, j, k;
 
             /* Select relocation address. */
@@ -957,9 +956,8 @@ void __init noreturn __start_xen(unsigned long mbi_p)
              * with a barrier(). After this we must *not* modify static/global
              * data until after we have switched to the relocated pagetables!
              */
-            load_start = (unsigned long)_start - XEN_VIRT_START;
             barrier();
-            move_memory(e + load_start, load_start, _end - _start, 1);
+            move_memory(e + XEN_IMG_OFFSET, XEN_IMG_OFFSET, _end - _start, 1);
 
             /* Walk initial pagetables, relocating page directory entries. */
             pl4e = __va(__pa(idle_pg_table));
-- 
1.7.10.4


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  parent reply	other threads:[~2016-11-30 13:05 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-30 13:04 [PATCH v10 00/13] x86: multiboot2 protocol support Daniel Kiper
2016-11-30 13:04 ` [PATCH v10 01/13] x86: add " Daniel Kiper
2016-11-30 13:04 ` [PATCH v10 02/13] efi: create efi_enabled() Daniel Kiper
2016-11-30 13:04 ` [PATCH v10 03/13] x86: allow EFI reboot method neither on EFI platforms Daniel Kiper
2016-11-30 13:04 ` [PATCH v10 04/13] x86: properly calculate xen ELF end of image address Daniel Kiper
2016-11-30 13:04 ` [PATCH v10 05/13] efi: build xen.gz with EFI code Daniel Kiper
2016-11-30 13:04 ` [PATCH v10 06/13] efi: create new early memory allocator Daniel Kiper
2016-12-01 13:13   ` Jan Beulich
2016-12-01 15:41     ` Daniel Kiper
2016-12-01 16:08       ` Jan Beulich
2016-12-01 16:19         ` Daniel Kiper
2016-11-30 13:04 ` [PATCH v10 07/13] x86: add multiboot2 protocol support for EFI platforms Daniel Kiper
2016-11-30 13:04 ` [PATCH v10 08/13] x86/boot: implement early command line parser in C Daniel Kiper
2016-11-30 13:04 ` [PATCH v10 09/13] x86: change default load address from 1 MiB to 2 MiB Daniel Kiper
2016-11-30 13:51   ` Juergen Gross
2016-11-30 14:03     ` Juergen Gross
2016-11-30 13:04 ` Daniel Kiper [this message]
2016-11-30 13:04 ` [PATCH v10 11/13] x86: make Xen early boot code relocatable Daniel Kiper
2016-11-30 13:04 ` [PATCH v10 12/13] x86/boot: rename sym_phys() to sym_offs() Daniel Kiper
2016-11-30 13:04 ` [PATCH v10 13/13] x86: add multiboot2 protocol support for relocatable images Daniel Kiper

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