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From: tip-bot for Sam Ravnborg <sam@ravnborg.org>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com,
	torvalds@linux-foundation.org, sam@ravnborg.org, tabbott@MIT.EDU,
	tglx@linutronix.de, mingo@elte.hu
Subject: [tip:x86/kbuild] x86, vmlinux.lds: move vsyscall output sections
Date: Wed, 29 Apr 2009 09:04:46 GMT	[thread overview]
Message-ID: <tip-ff6f87e1626e10beef675084c9b5384a9477e3d5@git.kernel.org> (raw)
In-Reply-To: <1240991249-27117-8-git-send-email-sam@ravnborg.org>

Commit-ID:  ff6f87e1626e10beef675084c9b5384a9477e3d5
Gitweb:     http://git.kernel.org/tip/ff6f87e1626e10beef675084c9b5384a9477e3d5
Author:     Sam Ravnborg <sam@ravnborg.org>
AuthorDate: Wed, 29 Apr 2009 09:47:24 +0200
Committer:  Ingo Molnar <mingo@elte.hu>
CommitDate: Wed, 29 Apr 2009 10:20:32 +0200

x86, vmlinux.lds: move vsyscall output sections

[ Impact: cleanup ]

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Tim Abbott <tabbott@MIT.EDU>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
LKML-Reference: <1240991249-27117-8-git-send-email-sam@ravnborg.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>


---
 arch/x86/kernel/vmlinux.lds.S    |   71 ++++++++++++++++++++++++++++++++++++++
 arch/x86/kernel/vmlinux_64.lds.S |   68 ------------------------------------
 2 files changed, 71 insertions(+), 68 deletions(-)

diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
index 067bdb0..b3106c2 100644
--- a/arch/x86/kernel/vmlinux.lds.S
+++ b/arch/x86/kernel/vmlinux.lds.S
@@ -159,6 +159,77 @@ SECTIONS
 #endif
 	}
 
+#ifdef CONFIG_X86_64
+
+#define VSYSCALL_ADDR (-10*1024*1024)
+#define VSYSCALL_PHYS_ADDR ((LOADADDR(.data.read_mostly) + \
+                            SIZEOF(.data.read_mostly) + 4095) & ~(4095))
+#define VSYSCALL_VIRT_ADDR ((ADDR(.data.read_mostly) + \
+                            SIZEOF(.data.read_mostly) + 4095) & ~(4095))
+
+#define VLOAD_OFFSET (VSYSCALL_ADDR - VSYSCALL_PHYS_ADDR)
+#define VLOAD(x) (ADDR(x) - VLOAD_OFFSET)
+
+#define VVIRT_OFFSET (VSYSCALL_ADDR - VSYSCALL_VIRT_ADDR)
+#define VVIRT(x) (ADDR(x) - VVIRT_OFFSET)
+
+	. = VSYSCALL_ADDR;
+	.vsyscall_0 : AT(VSYSCALL_PHYS_ADDR) {
+		*(.vsyscall_0)
+	} :user
+
+	__vsyscall_0 = VSYSCALL_VIRT_ADDR;
+
+	. = ALIGN(CONFIG_X86_L1_CACHE_BYTES);
+	.vsyscall_fn : AT(VLOAD(.vsyscall_fn)) {
+		*(.vsyscall_fn)
+	}
+
+	. = ALIGN(CONFIG_X86_L1_CACHE_BYTES);
+	.vsyscall_gtod_data : AT(VLOAD(.vsyscall_gtod_data)) {
+		*(.vsyscall_gtod_data)
+	}
+
+	vsyscall_gtod_data = VVIRT(.vsyscall_gtod_data);
+	.vsyscall_clock : AT(VLOAD(.vsyscall_clock)) {
+		*(.vsyscall_clock)
+	}
+	vsyscall_clock = VVIRT(.vsyscall_clock);
+
+
+	.vsyscall_1 ADDR(.vsyscall_0) + 1024: AT(VLOAD(.vsyscall_1)) {
+		*(.vsyscall_1)
+	}
+	.vsyscall_2 ADDR(.vsyscall_0) + 2048: AT(VLOAD(.vsyscall_2)) {
+		*(.vsyscall_2)
+	}
+
+	.vgetcpu_mode : AT(VLOAD(.vgetcpu_mode)) {
+		*(.vgetcpu_mode)
+	}
+	vgetcpu_mode = VVIRT(.vgetcpu_mode);
+
+	. = ALIGN(CONFIG_X86_L1_CACHE_BYTES);
+	.jiffies : AT(VLOAD(.jiffies)) {
+		*(.jiffies)
+	}
+	jiffies = VVIRT(.jiffies);
+
+	.vsyscall_3 ADDR(.vsyscall_0) + 3072: AT(VLOAD(.vsyscall_3)) {
+		*(.vsyscall_3)
+	}
+
+	. = VSYSCALL_VIRT_ADDR + PAGE_SIZE;
+
+#undef VSYSCALL_ADDR
+#undef VSYSCALL_PHYS_ADDR
+#undef VSYSCALL_VIRT_ADDR
+#undef VLOAD_OFFSET
+#undef VLOAD
+#undef VVIRT_OFFSET
+#undef VVIRT
+
+#endif /* CONFIG_X86_64 */
 
 #ifdef CONFIG_X86_32
 # include "vmlinux_32.lds.S"
diff --git a/arch/x86/kernel/vmlinux_64.lds.S b/arch/x86/kernel/vmlinux_64.lds.S
index 8262701..013aa0e 100644
--- a/arch/x86/kernel/vmlinux_64.lds.S
+++ b/arch/x86/kernel/vmlinux_64.lds.S
@@ -1,71 +1,3 @@
-#define VSYSCALL_ADDR (-10*1024*1024)
-#define VSYSCALL_PHYS_ADDR ((LOADADDR(.data.read_mostly) + \
-                            SIZEOF(.data.read_mostly) + 4095) & ~(4095))
-#define VSYSCALL_VIRT_ADDR ((ADDR(.data.read_mostly) + \
-                            SIZEOF(.data.read_mostly) + 4095) & ~(4095))
-
-#define VLOAD_OFFSET (VSYSCALL_ADDR - VSYSCALL_PHYS_ADDR)
-#define VLOAD(x) (ADDR(x) - VLOAD_OFFSET)
-
-#define VVIRT_OFFSET (VSYSCALL_ADDR - VSYSCALL_VIRT_ADDR)
-#define VVIRT(x) (ADDR(x) - VVIRT_OFFSET)
-
-	. = VSYSCALL_ADDR;
-	.vsyscall_0 : AT(VSYSCALL_PHYS_ADDR) {
-		*(.vsyscall_0)
-	} :user
-
-	__vsyscall_0 = VSYSCALL_VIRT_ADDR;
-
-	. = ALIGN(CONFIG_X86_L1_CACHE_BYTES);
-	.vsyscall_fn : AT(VLOAD(.vsyscall_fn)) {
-		*(.vsyscall_fn)
-	}
-
-	. = ALIGN(CONFIG_X86_L1_CACHE_BYTES);
-	.vsyscall_gtod_data : AT(VLOAD(.vsyscall_gtod_data)) {
-		*(.vsyscall_gtod_data)
-	}
-
-	vsyscall_gtod_data = VVIRT(.vsyscall_gtod_data);
-	.vsyscall_clock : AT(VLOAD(.vsyscall_clock)) {
-		*(.vsyscall_clock)
-	}
-	vsyscall_clock = VVIRT(.vsyscall_clock);
-
-
-	.vsyscall_1 ADDR(.vsyscall_0) + 1024: AT(VLOAD(.vsyscall_1)) {
-		*(.vsyscall_1)
-	}
-	.vsyscall_2 ADDR(.vsyscall_0) + 2048: AT(VLOAD(.vsyscall_2)) {
-		*(.vsyscall_2)
-	}
-
-	.vgetcpu_mode : AT(VLOAD(.vgetcpu_mode)) {
-		*(.vgetcpu_mode)
-	}
-	vgetcpu_mode = VVIRT(.vgetcpu_mode);
-
-	. = ALIGN(CONFIG_X86_L1_CACHE_BYTES);
-	.jiffies : AT(VLOAD(.jiffies)) {
-		*(.jiffies)
-	}
-	jiffies = VVIRT(.jiffies);
-
-	.vsyscall_3 ADDR(.vsyscall_0) + 3072: AT(VLOAD(.vsyscall_3)) {
-		*(.vsyscall_3)
-	}
-
-	. = VSYSCALL_VIRT_ADDR + PAGE_SIZE;
-
-#undef VSYSCALL_ADDR
-#undef VSYSCALL_PHYS_ADDR
-#undef VSYSCALL_VIRT_ADDR
-#undef VLOAD_OFFSET
-#undef VLOAD
-#undef VVIRT_OFFSET
-#undef VVIRT
-
 	/* init_task */
 	.data.init_task : AT(ADDR(.data.init_task) - LOAD_OFFSET) {
 		. = ALIGN(THREAD_SIZE);

  reply	other threads:[~2009-04-29  9:08 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-04-29  7:35 [PATCH/RFT 0/13] x86: unify vmlinux.lds Sam Ravnborg
2009-04-29  7:47 ` [PATCH 01/13] x86: beautify vmlinux_32.lds.S Sam Ravnborg
2009-04-29  9:03   ` [tip:x86/kbuild] " tip-bot for Sam Ravnborg
2009-04-29  7:47 ` [PATCH 02/13] x86, vmlinux.lds: unify header/footer Sam Ravnborg
2009-04-29  8:04   ` Ingo Molnar
2009-04-29  8:14     ` Ingo Molnar
2009-04-29  8:25       ` Sam Ravnborg
2009-04-29  8:37         ` Ingo Molnar
2009-04-29  8:51           ` Sam Ravnborg
2009-04-29  9:03   ` [tip:x86/kbuild] " tip-bot for Sam Ravnborg
2009-04-29  9:05   ` [tip:x86/kbuild] x86, vmlinux.lds: add copyright tip-bot for Ingo Molnar
2009-04-29  7:47 ` [PATCH 03/13] x86, vmlinux.lds: unify PHDRS Sam Ravnborg
2009-04-29  9:03   ` [tip:x86/kbuild] " tip-bot for Sam Ravnborg
2009-04-29  7:47 ` [PATCH 04/13] x86, vmlinux.lds: unify start/end of SECTIONS Sam Ravnborg
2009-04-29  9:04   ` [tip:x86/kbuild] " tip-bot for Sam Ravnborg
2009-04-29  7:47 ` [PATCH 05/13] x86, vmlinux.lds: unify .text output sections Sam Ravnborg
2009-04-29  9:04   ` [tip:x86/kbuild] " tip-bot for Sam Ravnborg
2009-04-29  7:47 ` [PATCH 06/13] x86, vmlinux.lds: unify exceptiontable Sam Ravnborg
2009-04-29  9:04   ` [tip:x86/kbuild] x86, vmlinux.lds: unify exception table tip-bot for Sam Ravnborg
2009-04-29  7:47 ` [PATCH 07/13] x86, vmlinux.lds: unify data output sections Sam Ravnborg
2009-04-29  9:04   ` [tip:x86/kbuild] " tip-bot for Sam Ravnborg
2009-04-29  7:47 ` [PATCH 08/13] x86, vmlinux.lds: move vsyscall " Sam Ravnborg
2009-04-29  9:04   ` tip-bot for Sam Ravnborg [this message]
2009-04-29  7:47 ` [PATCH 09/13] x86, vmlinux.lds: unify first part of initdata Sam Ravnborg
2009-04-29  9:04   ` [tip:x86/kbuild] " tip-bot for Sam Ravnborg
2009-04-29  7:47 ` [PATCH 10/13] x86, vmlinux.lds: unify parainstructions Sam Ravnborg
2009-04-29  9:05   ` [tip:x86/kbuild] " tip-bot for Sam Ravnborg
2009-04-29  7:47 ` [PATCH 11/13] x86, vmlinux.lds: unify .exit.* and .init.ramfs Sam Ravnborg
2009-04-29  9:05   ` [tip:x86/kbuild] " tip-bot for Sam Ravnborg
2009-04-29  7:47 ` [PATCH 12/13] x86, vmlinux.lds: unify percpu Sam Ravnborg
2009-04-29  9:05   ` [tip:x86/kbuild] " tip-bot for Sam Ravnborg
2009-04-29  7:47 ` [PATCH 13/13] x86, vmlinux.lds: unify remaining parts Sam Ravnborg
2009-04-29  9:05   ` [tip:x86/kbuild] " tip-bot for Sam Ravnborg
2009-04-29  7:57 ` [PATCH/RFT 0/13] x86: unify vmlinux.lds Ingo Molnar
2009-04-29  8:23   ` Sam Ravnborg
2009-04-29  8:31     ` Ingo Molnar
2009-04-29  9:04       ` Ingo Molnar
2009-04-29 10:00   ` Ingo Molnar
2009-04-29 10:50     ` Sam Ravnborg
2009-04-29 10:59       ` Ingo Molnar
2009-04-29 11:05       ` [tip:x86/kbuild] x86, vmlinux.lds: fix relocatable symbols tip-bot for Ingo Molnar
2009-04-29 11:34         ` Ingo Molnar

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