linux-kernel - [PATCH 1/1] arm64: preempt: Add NEED_RESCHED to the preempt

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:   Mon,  5 Sep 2022 22:18:29 +0800
From:   wonder_rock@....com
To:     catalin.marinas@....com, will@...nel.org
Cc:     frederic@...nel.org, ardb@...nel.org, wonder_rock@....com,
        mark.rutland@....com, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 1/1] arm64: preempt: Add NEED_RESCHED to the preempt_count()

From: Deyan Wang <wonder_rock@....com>

preempt_count() will be checked in preempt_schedule_irq(),
we need check if NEED_RESCHED in preempt point.

Signed-off-by: Deyan Wang <wonder_rock@....com>
---
 arch/arm64/include/asm/preempt.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/include/asm/preempt.h b/arch/arm64/include/asm/preempt.h
index 0159b625cc7f..083b0fd3c52a 100644
--- a/arch/arm64/include/asm/preempt.h
+++ b/arch/arm64/include/asm/preempt.h
@@ -10,7 +10,7 @@
 
 static inline int preempt_count(void)
 {
-	return READ_ONCE(current_thread_info()->preempt.count);
+	return READ_ONCE(current_thread_info()->preempt_count);
 }
 
 static inline void preempt_count_set(u64 pc)
-- 
2.25.1