From 244b2c5ca8b14627e4a17755e5922221e121c771 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 09 Oct 2024 06:15:07 +0000
Subject: [PATCH] change system file
---
kernel/arch/c6x/kernel/signal.c | 22 +++++++++-------------
1 files changed, 9 insertions(+), 13 deletions(-)
diff --git a/kernel/arch/c6x/kernel/signal.c b/kernel/arch/c6x/kernel/signal.c
index 3c4bb5a..862460c 100644
--- a/kernel/arch/c6x/kernel/signal.c
+++ b/kernel/arch/c6x/kernel/signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Port on Texas Instruments TMS320C6x architecture
*
@@ -5,10 +6,6 @@
* Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com)
*
* Updated for 2.6.34: Mark Salter <msalter@redhat.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/kernel.h>
@@ -16,6 +13,7 @@
#include <linux/syscalls.h>
#include <linux/tracehook.h>
+#include <asm/asm-offsets.h>
#include <asm/ucontext.h>
#include <asm/cacheflush.h>
@@ -80,7 +78,7 @@
frame = (struct rt_sigframe __user *) ((unsigned long) regs->sp + 8);
- if (!access_ok(VERIFY_READ, frame, sizeof(*frame)))
+ if (!access_ok(frame, sizeof(*frame)))
goto badframe;
if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set)))
goto badframe;
@@ -93,7 +91,7 @@
return regs->a4;
badframe:
- force_sig(SIGSEGV, current);
+ force_sig(SIGSEGV);
return 0;
}
@@ -149,7 +147,7 @@
frame = get_sigframe(ksig, regs, sizeof(*frame));
- if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
+ if (!access_ok(frame, sizeof(*frame)))
return -EFAULT;
err |= __put_user(&frame->info, &frame->pinfo);
@@ -223,7 +221,7 @@
regs->a4 = -EINTR;
break;
}
- /* fallthrough */
+ fallthrough;
case -ERESTARTNOINTR:
do_restart:
regs->a4 = regs->orig_a4;
@@ -255,7 +253,7 @@
break;
}
- /* fallthrough */
+ fallthrough;
case -ERESTARTNOINTR:
regs->a4 = regs->orig_a4;
regs->pc -= 4;
@@ -316,11 +314,9 @@
int syscall)
{
/* deal with pending signal delivery */
- if (thread_info_flags & (1 << TIF_SIGPENDING))
+ if (thread_info_flags & (_TIF_SIGPENDING | _TIF_NOTIFY_SIGNAL))
do_signal(regs, syscall);
- if (thread_info_flags & (1 << TIF_NOTIFY_RESUME)) {
- clear_thread_flag(TIF_NOTIFY_RESUME);
+ if (thread_info_flags & (1 << TIF_NOTIFY_RESUME))
tracehook_notify_resume(regs);
- }
}
--
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