linux-kernel - [PATCH V3 4/8] sched: powerpc: Remove unused TASK_SIZE

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Date:   Tue, 28 Dec 2021 14:47:25 +0800
From:   guoren@...nel.org
To:     guoren@...nel.org, will@...nel.org, tglx@...utronix.de,
        benh@...nel.crashing.org, arnd@...db.de, mingo@...hat.com,
        peterz@...radead.org, juri.lelli@...hat.com,
        christophe.leroy@...roup.eu, hca@...ux.ibm.com
Cc:     linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org,
        linux-s390@...r.kernel.org, sparclinux@...r.kernel.or,
        linuxppc-dev@...ts.ozlabs.org, inux-parisc@...r.kernel.org,
        linux-mips@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        x86@...nel.org, Guo Ren <guoren@...ux.alibaba.com>
Subject: [PATCH V3 4/8] sched: powerpc: Remove unused TASK_SIZE_OF

From: Guo Ren <guoren@...ux.alibaba.com>

This macro isn't used in Linux sched, now. Delete in
include/linux/sched.h and arch's include/asm.

Signed-off-by: Guo Ren <guoren@...ux.alibaba.com>
Signed-off-by: Guo Ren <guoren@...nel.org>
Reviewed-by: Arnd Bergmann <arnd@...db.de>
---
 arch/powerpc/include/asm/task_size_64.h | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/arch/powerpc/include/asm/task_size_64.h b/arch/powerpc/include/asm/task_size_64.h
index c993482237ed..38fdf8041d12 100644
--- a/arch/powerpc/include/asm/task_size_64.h
+++ b/arch/powerpc/include/asm/task_size_64.h
@@ -44,11 +44,7 @@
  */
 #define TASK_SIZE_USER32 (0x0000000100000000UL - (1 * PAGE_SIZE))
 
-#define TASK_SIZE_OF(tsk)						\
-	(test_tsk_thread_flag(tsk, TIF_32BIT) ? TASK_SIZE_USER32 :	\
-						TASK_SIZE_USER64)
-
-#define TASK_SIZE TASK_SIZE_OF(current)
+#define TASK_SIZE (is_32bit_task() ? TASK_SIZE_USER32 : TASK_SIZE_USER64)
 
 #define TASK_UNMAPPED_BASE_USER32 (PAGE_ALIGN(TASK_SIZE_USER32 / 4))
 #define TASK_UNMAPPED_BASE_USER64 (PAGE_ALIGN(DEFAULT_MAP_WINDOW_USER64 / 4))
-- 
2.25.1