linux-kernel - Subject: [PATCH 08/91] um: switch {rt_,}sigreturn() to set_current

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Date:	Thu, 18 Aug 2011 20:00:19 +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 08/91] um: switch {rt_,}sigreturn() to
 set_current_blocked()


same story as on x86 native...

Signed-off-by: Al Viro <viro@...iv.linux.org.uk>
---
 arch/um/sys-i386/signal.c   |   12 ++----------
 arch/um/sys-x86_64/signal.c |    6 +-----
 2 files changed, 3 insertions(+), 15 deletions(-)

diff --git a/arch/um/sys-i386/signal.c b/arch/um/sys-i386/signal.c
index 89a4662..4403b48 100644
--- a/arch/um/sys-i386/signal.c
+++ b/arch/um/sys-i386/signal.c
@@ -458,11 +458,7 @@ long sys_sigreturn(struct pt_regs regs)
 		goto segfault;
 
 	sigdelsetmask(&set, ~_BLOCKABLE);
-
-	spin_lock_irq(&current->sighand->siglock);
-	current->blocked = set;
-	recalc_sigpending();
-	spin_unlock_irq(&current->sighand->siglock);
+	set_current_blocked(&set);
 
 	if (copy_sc_from_user(&current->thread.regs, sc))
 		goto segfault;
@@ -489,11 +485,7 @@ long sys_rt_sigreturn(struct pt_regs regs)
 		goto segfault;
 
 	sigdelsetmask(&set, ~_BLOCKABLE);
-
-	spin_lock_irq(&current->sighand->siglock);
-	current->blocked = set;
-	recalc_sigpending();
-	spin_unlock_irq(&current->sighand->siglock);
+	set_current_blocked(&set);
 
 	if (copy_sc_from_user(&current->thread.regs, &uc->uc_mcontext))
 		goto segfault;
diff --git a/arch/um/sys-x86_64/signal.c b/arch/um/sys-x86_64/signal.c
index b6b65c7..581b64d 100644
--- a/arch/um/sys-x86_64/signal.c
+++ b/arch/um/sys-x86_64/signal.c
@@ -270,11 +270,7 @@ long sys_rt_sigreturn(struct pt_regs *regs)
 		goto segfault;
 
 	sigdelsetmask(&set, ~_BLOCKABLE);
-
-	spin_lock_irq(&current->sighand->siglock);
-	current->blocked = set;
-	recalc_sigpending();
-	spin_unlock_irq(&current->sighand->siglock);
+	set_current_blocked(&set);
 
 	if (copy_sc_from_user(&current->thread.regs, &uc->uc_mcontext,
 			      &frame->fpstate))
-- 
1.7.2.5


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