linux-kernel - Subject: [PATCH 06/91] um: PTRACE_[GS]ETFPXREGS had been wired on the wrong subarch

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Message-Id: <E1Qu7ot-0007R0-66@ZenIV.linux.org.uk>
Date:	Thu, 18 Aug 2011 19:59:59 +0100
From:	Al Viro <viro@....linux.org.uk>
To:	richard@....at
Cc:	user-mode-linux-devel@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org
Subject: Subject: [PATCH 06/91] um: PTRACE_[GS]ETFPXREGS had been wired on the wrong subarch


It's 32bit-only, not 64bit-only...  And while we are at it, it's
set_fpxregs(), not set_fpregs()...

Signed-off-by: Al Viro <viro@...iv.linux.org.uk>
---
 arch/um/sys-i386/ptrace.c   |   14 +++++++++++++-
 arch/um/sys-x86_64/ptrace.c |   14 +-------------
 2 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/arch/um/sys-i386/ptrace.c b/arch/um/sys-i386/ptrace.c
index d23b2d3..49fd25a 100644
--- a/arch/um/sys-i386/ptrace.c
+++ b/arch/um/sys-i386/ptrace.c
@@ -206,5 +206,17 @@ int set_fpxregs(struct user_fxsr_struct __user *buf, struct task_struct *child)
 long subarch_ptrace(struct task_struct *child, long request,
 		    unsigned long addr, unsigned long data)
 {
-	return -EIO;
+	int ret = -EIO;
+	void __user *datap = (void __user *) data;
+
+	switch (request) {
+	case PTRACE_GETFPXREGS: /* Get the child FPU state. */
+		ret = get_fpxregs(datap, child);
+		break;
+	case PTRACE_SETFPXREGS: /* Set the child FPU state. */
+		ret = set_fpxregs(datap, child);
+		break;
+	}
+
+	return ret;
 }
diff --git a/arch/um/sys-x86_64/ptrace.c b/arch/um/sys-x86_64/ptrace.c
index f436136..7ed49ac 100644
--- a/arch/um/sys-x86_64/ptrace.c
+++ b/arch/um/sys-x86_64/ptrace.c
@@ -178,17 +178,5 @@ int set_fpregs(struct user_i387_struct __user *buf, struct task_struct *child)
 long subarch_ptrace(struct task_struct *child, long request,
 		    unsigned long addr, unsigned long data)
 {
-	int ret = -EIO;
-	void __user *datap = (void __user *) data;
-
-	switch (request) {
-	case PTRACE_GETFPXREGS: /* Get the child FPU state. */
-		ret = get_fpregs(datap, child);
-		break;
-	case PTRACE_SETFPXREGS: /* Set the child FPU state. */
-		ret = set_fpregs(datap, child);
-		break;
-	}
-
-	return ret;
+	return -EIO;
 }
-- 
1.7.2.5


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