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* [PATCH] ix86: drop always empty .text..page_aligned section
@ 2013-03-11 10:06 Jan Beulich
  2013-03-11 18:14 ` [tip:x86/mm] x86: Drop " tip-bot for Jan Beulich
  0 siblings, 1 reply; 2+ messages in thread
From: Jan Beulich @ 2013-03-11 10:06 UTC (permalink / raw)
  To: mingo, tglx, hpa; +Cc: edumazet, pavel, linux-kernel

Commit e44b7b7 ("x86: move suspend wakeup code to C") didn't care to
also eliminate the side effects that the earlier 4c49156 ("x86: make
arch/x86/kernel/acpi/wakeup_32.S use a separate") had, thus leaving a
now pointless, almost page size gap at the beginning of .text.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Cc: Eric Dumazet <edumazet@google.com>
Cc: Pavel Machek <pavel@ucw.cz>

---
 arch/x86/kernel/acpi/wakeup_32.S |    2 +-
 arch/x86/kernel/vmlinux.lds.S    |    4 ----
 2 files changed, 1 insertion(+), 5 deletions(-)

--- 3.9-rc2/arch/x86/kernel/acpi/wakeup_32.S
+++ 3.9-rc2-ix86-no-page-aligned-text/arch/x86/kernel/acpi/wakeup_32.S
@@ -1,4 +1,4 @@
-	.section .text..page_aligned
+	.text
 #include <linux/linkage.h>
 #include <asm/segment.h>
 #include <asm/page_types.h>
--- 3.9-rc2/arch/x86/kernel/vmlinux.lds.S
+++ 3.9-rc2-ix86-no-page-aligned-text/arch/x86/kernel/vmlinux.lds.S
@@ -94,10 +94,6 @@ SECTIONS
 		_text = .;
 		/* bootstrapping code */
 		HEAD_TEXT
-#ifdef CONFIG_X86_32
-		. = ALIGN(PAGE_SIZE);
-		*(.text..page_aligned)
-#endif
 		. = ALIGN(8);
 		_stext = .;
 		TEXT_TEXT




^ permalink raw reply	[flat|nested] 2+ messages in thread

* [tip:x86/mm] x86: Drop always empty .text..page_aligned section
  2013-03-11 10:06 [PATCH] ix86: drop always empty .text..page_aligned section Jan Beulich
@ 2013-03-11 18:14 ` tip-bot for Jan Beulich
  0 siblings, 0 replies; 2+ messages in thread
From: tip-bot for Jan Beulich @ 2013-03-11 18:14 UTC (permalink / raw)
  To: linux-tip-commits
  Cc: linux-kernel, hpa, mingo, edumazet, jbeulich, pavel, JBeulich,
	tglx

Commit-ID:  ec7fd34425f6536ed4b3548e7aa712ee2718189c
Gitweb:     http://git.kernel.org/tip/ec7fd34425f6536ed4b3548e7aa712ee2718189c
Author:     Jan Beulich <JBeulich@suse.com>
AuthorDate: Mon, 11 Mar 2013 10:06:12 +0000
Committer:  Ingo Molnar <mingo@kernel.org>
CommitDate: Mon, 11 Mar 2013 15:07:56 +0100

x86: Drop always empty .text..page_aligned section

Commit e44b7b7 ("x86: move suspend wakeup code to C") didn't
care to also eliminate the side effects that the earlier 4c49156
("x86: make arch/x86/kernel/acpi/wakeup_32.S use a separate")
had, thus leaving a now pointless, almost page size gap at the
beginning of .text.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Cc: Eric Dumazet <edumazet@google.com>
Cc: Pavel Machek <pavel@ucw.cz>
Link: http://lkml.kernel.org/r/513DBAA402000078000C4896@nat28.tlf.novell.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 arch/x86/kernel/acpi/wakeup_32.S | 2 +-
 arch/x86/kernel/vmlinux.lds.S    | 4 ----
 2 files changed, 1 insertion(+), 5 deletions(-)

diff --git a/arch/x86/kernel/acpi/wakeup_32.S b/arch/x86/kernel/acpi/wakeup_32.S
index 13ab720..ced4638 100644
--- a/arch/x86/kernel/acpi/wakeup_32.S
+++ b/arch/x86/kernel/acpi/wakeup_32.S
@@ -1,4 +1,4 @@
-	.section .text..page_aligned
+	.text
 #include <linux/linkage.h>
 #include <asm/segment.h>
 #include <asm/page_types.h>
diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
index 22a1530..10c4f30 100644
--- a/arch/x86/kernel/vmlinux.lds.S
+++ b/arch/x86/kernel/vmlinux.lds.S
@@ -94,10 +94,6 @@ SECTIONS
 		_text = .;
 		/* bootstrapping code */
 		HEAD_TEXT
-#ifdef CONFIG_X86_32
-		. = ALIGN(PAGE_SIZE);
-		*(.text..page_aligned)
-#endif
 		. = ALIGN(8);
 		_stext = .;
 		TEXT_TEXT

^ permalink raw reply related	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2013-03-11 18:15 UTC | newest]

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