From 10ebd8556b7990499c896a550e3d416b444211e6 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 02:23:07 +0000
Subject: [PATCH] add led
---
kernel/arch/s390/include/asm/futex.h | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/kernel/arch/s390/include/asm/futex.h b/kernel/arch/s390/include/asm/futex.h
index 5e97a43..e1d0b2a 100644
--- a/kernel/arch/s390/include/asm/futex.h
+++ b/kernel/arch/s390/include/asm/futex.h
@@ -16,7 +16,8 @@
"3: jl 1b\n" \
" lhi %0,0\n" \
"4: sacf 768\n" \
- EX_TABLE(0b,4b) EX_TABLE(2b,4b) EX_TABLE(3b,4b) \
+ EX_TABLE(0b,4b) EX_TABLE(1b,4b) \
+ EX_TABLE(2b,4b) EX_TABLE(3b,4b) \
: "=d" (ret), "=&d" (oldval), "=&d" (newval), \
"=m" (*uaddr) \
: "0" (-EFAULT), "d" (oparg), "a" (uaddr), \
@@ -29,7 +30,6 @@
mm_segment_t old_fs;
old_fs = enable_sacf_uaccess();
- pagefault_disable();
switch (op) {
case FUTEX_OP_SET:
__futex_atomic_op("lr %2,%5\n",
@@ -54,7 +54,6 @@
default:
ret = -ENOSYS;
}
- pagefault_enable();
disable_sacf_uaccess(old_fs);
if (!ret)
--
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