diff options
Diffstat (limited to 'debian/patches-rt/0240-x86-lazy-preempt-properly-check-against-preempt-mask.patch')
| -rw-r--r-- | debian/patches-rt/0240-x86-lazy-preempt-properly-check-against-preempt-mask.patch | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/debian/patches-rt/0240-x86-lazy-preempt-properly-check-against-preempt-mask.patch b/debian/patches-rt/0240-x86-lazy-preempt-properly-check-against-preempt-mask.patch deleted file mode 100644 index df8346c2d..000000000 --- a/debian/patches-rt/0240-x86-lazy-preempt-properly-check-against-preempt-mask.patch +++ /dev/null @@ -1,33 +0,0 @@ -From 87b957ebbe16c81c7a72161e8d1ab55d0746bd83 Mon Sep 17 00:00:00 2001 -From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> -Date: Mon, 18 Feb 2019 16:57:09 +0100 -Subject: [PATCH 240/347] x86: lazy-preempt: properly check against - preempt-mask -Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.246-rt110.tar.xz - -should_resched() should check against preempt_offset after unmasking the -need-resched-bit. Otherwise should_resched() won't work for -preempt_offset != 0 and lazy-preempt set. - -Cc: stable-rt@vger.kernel.org -Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> ---- - arch/x86/include/asm/preempt.h | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - -diff --git a/arch/x86/include/asm/preempt.h b/arch/x86/include/asm/preempt.h -index 22992c837795..f66708779274 100644 ---- a/arch/x86/include/asm/preempt.h -+++ b/arch/x86/include/asm/preempt.h -@@ -118,7 +118,7 @@ static __always_inline bool should_resched(int preempt_offset) - - /* preempt count == 0 ? */ - tmp &= ~PREEMPT_NEED_RESCHED; -- if (tmp) -+ if (tmp != preempt_offset) - return false; - if (current_thread_info()->preempt_lazy_count) - return false; --- -2.36.1 - |