From: Ingo Molnar <mingo@kernel.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>,
Andrew Morton <akpm@linux-foundation.org>
Subject: [GIT PULL] x86/process change for v3.4
Date: Mon, 19 Mar 2012 18:12:29 +0100 [thread overview]
Message-ID: <20120319171229.GA14978@gmail.com> (raw)
Linus,
Please pull the latest x86-process-for-linus git tree from:
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-process-for-linus
HEAD: 42dfc43ee5999ac64284476ea0ac6c937587cf2b x86_64: Record stack pointer before task execution begins
Thanks,
Ingo
------------------>
Siddhesh Poyarekar (1):
x86_64: Record stack pointer before task execution begins
arch/x86/kernel/process_64.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index 1fd94bc..eb54dd0 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -341,6 +341,7 @@ start_thread_common(struct pt_regs *regs, unsigned long new_ip,
loadsegment(es, _ds);
loadsegment(ds, _ds);
load_gs_index(0);
+ current->thread.usersp = new_sp;
regs->ip = new_ip;
regs->sp = new_sp;
percpu_write(old_rsp, new_sp);
reply other threads:[~2012-03-19 17:12 UTC|newest]
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