From: Brian Gerst <brgerst@gmail.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: x86@kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 3/4] x86, 32-bit: Don't push args on stack in kernel_thread_helper
Date: Fri, 13 Nov 2009 14:54:57 -0500 [thread overview]
Message-ID: <1258142098-3832-4-git-send-email-brgerst@gmail.com> (raw)
In-Reply-To: <1258142098-3832-1-git-send-email-brgerst@gmail.com>
regparm(3) is the normal calling convention now.
Signed-off-by: Brian Gerst <brgerst@gmail.com>
---
arch/x86/kernel/entry_32.S | 4 ----
1 files changed, 0 insertions(+), 4 deletions(-)
diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S
index 2778ae3..96e9c32 100644
--- a/arch/x86/kernel/entry_32.S
+++ b/arch/x86/kernel/entry_32.S
@@ -985,11 +985,7 @@ ENTRY(kernel_thread_helper)
pushl $0 # fake return address for unwinder
CFI_STARTPROC
movl %edi,%eax
- push %edi
- CFI_ADJUST_CFA_OFFSET 4
call *%esi
- push %eax
- CFI_ADJUST_CFA_OFFSET 4
call do_exit
ud2 # padding for call trace
CFI_ENDPROC
--
1.6.2.5
next prev parent reply other threads:[~2009-11-13 19:55 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-13 19:54 [PATCH 0/4] x86: Merge kernel_thread() Brian Gerst
2009-11-13 19:54 ` [PATCH 1/4] x86, 64-bit: Move kernel_thread to C Brian Gerst
2009-11-13 19:54 ` [PATCH 2/4] x86: Merge 32/64-bit kernel_thread Brian Gerst
2009-11-13 19:54 ` Brian Gerst [this message]
2009-11-13 19:54 ` [PATCH 4/4] x86, 64-bit: Use user_mode() to determine new stack pointer in copy_thread() Brian Gerst
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