linux-kernel - [PATCH 1/9] futex: Remove unused uaddr2 in restart

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Date:   Mon,  9 Sep 2019 11:23:32 +0100
From:   Dmitry Safonov <dima@...sta.com>
To:     linux-kernel@...r.kernel.org
Cc:     Dmitry Safonov <0x7f454c46@...il.com>,
        Dmitry Safonov <dima@...sta.com>,
        Adrian Reber <adrian@...as.de>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Andrei Vagin <avagin@...nvz.org>,
        Andy Lutomirski <luto@...nel.org>,
        Cyrill Gorcunov <gorcunov@...nvz.org>,
        Ingo Molnar <mingo@...hat.com>,
        Oleg Nesterov <oleg@...hat.com>,
        Pavel Emelyanov <xemul@...tuozzo.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        containers@...ts.linux-foundation.org,
        linux-fsdevel@...r.kernel.org
Subject: [PATCH 1/9] futex: Remove unused uaddr2 in restart_block

Not used since introduction in commit 52400ba94675 ("futex: add
requeue_pi functionality").
The result union stays the same size, so nothing saved in task_struct,
but still one __user pointer less to keep.

Signed-off-by: Dmitry Safonov <dima@...sta.com>
---
 include/linux/restart_block.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/include/linux/restart_block.h b/include/linux/restart_block.h
index bba2920e9c05..e5078cae5567 100644
--- a/include/linux/restart_block.h
+++ b/include/linux/restart_block.h
@@ -32,7 +32,6 @@ struct restart_block {
 			u32 flags;
 			u32 bitset;
 			u64 time;
-			u32 __user *uaddr2;
 		} futex;
 		/* For nanosleep */
 		struct {
-- 
2.23.0