From: Valentin Schneider <valentin.schneider@arm.com>
Date: Mon, 23 Sep 2019 14:36:20 +0000 (+0100)
Subject: xtensa: entry: Remove unneeded need_resched() loop
X-Git-Tag: v5.5-rc1~60^2~5
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=8b5d7e5242de1db7c08335a512ad260fb3cd0b39;p=thirdparty%2Flinux.git

xtensa: entry: Remove unneeded need_resched() loop

Since the enabling and disabling of IRQs within preempt_schedule_irq()
is contained in a need_resched() loop, we don't need the outer arch
code loop.

Acked-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Valentin Schneider <valentin.schneider@arm.com>
Message-Id: <20190923143620.29334-10-valentin.schneider@arm.com>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
---

diff --git a/arch/xtensa/kernel/entry.S b/arch/xtensa/kernel/entry.S
index 9e3676879168a..2ca209e71565b 100644
--- a/arch/xtensa/kernel/entry.S
+++ b/arch/xtensa/kernel/entry.S
@@ -529,7 +529,7 @@ common_exception_return:
 	l32i	a4, a2, TI_PRE_COUNT
 	bnez	a4, 4f
 	call4	preempt_schedule_irq
-	j	1b
+	j	4f
 #endif
 
 #if XTENSA_FAKE_NMI