ptrace_report_syscall: check if TIF_SYSCALL_EMU is defined

1 files changed, 79 insertions, 0 deletions

diff --git a/utrace.patch b/utrace.patch
index 2578b7ced..c04ac77c8 100644
--- a/utrace.patch
+++ b/utrace.patch
@@ -7256,3 +7256,82 @@ index 05e8532..c817a46 100644
 1.5.5.1
 
 
+From davej  Tue Aug  9 13:39:54 2011
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+Date: Tue, 9 Aug 2011 19:36:56 +0200
+From: Oleg Nesterov <oleg@redhat.com>
+To: Dave Jones <davej@redhat.com>, "Frank Ch. Eigler" <fche@redhat.com>,
+        Josh Boyer <jwboyer@redhat.com>, Josh Stone <jistone@redhat.com>,
+        Kyle McMartin <kmcmartin@redhat.com>
+Cc: kernel@lists.fedoraproject.org, utrace-devel@redhat.com
+Subject: [PATCH utrace-3.1 32/31] ptrace_report_syscall: check if
+	TIF_SYSCALL_EMU is defined
+Message-ID: <20110809173656.GC26443@redhat.com>
+References: <20110802174514.GA23073@redhat.com> <20110803190806.GA30619@redhat.com>
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+
+From: Tony Breeds <tony@bakeyournoodle.com>
+
+TIF_SYSCALL_EMU is x86 only, add ifdef into ptrace_report_syscall().
+
+Signed-off-by: Oleg Nesterov <oleg@redhat.com>
+---
+ include/linux/tracehook.h |    8 ++++++--
+ 1 files changed, 6 insertions(+), 2 deletions(-)
+
+diff --git a/include/linux/tracehook.h b/include/linux/tracehook.h
+index 90ca578..a1bac95 100644
+--- a/include/linux/tracehook.h
++++ b/include/linux/tracehook.h
+@@ -59,8 +59,12 @@ static inline void ptrace_report_syscall(struct pt_regs *regs)
+ {
+ 	int ptrace = current->ptrace;
+ 
+-	if (!(ptrace & PT_SYSCALL_TRACE) && !test_thread_flag(TIF_SYSCALL_EMU))
+-		return;
++	if (!(ptrace & PT_SYSCALL_TRACE)) {
++#ifdef TIF_SYSCALL_EMU
++		if (!test_thread_flag(TIF_SYSCALL_EMU))
++#endif
++			return;
++	}
+ 
+ 	ptrace_notify(SIGTRAP | ((ptrace & PT_TRACESYSGOOD) ? 0x80 : 0));
+ 
+-- 
+1.5.5.1
+
+