modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/arch/hexagon/kernel/vdso.c
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@@ -1,21 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * vDSO implementation for Hexagon
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  *
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  * Copyright (c) 2011, The Linux Foundation. All rights reserved.
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 and
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- * only version 2 as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, write to the Free Software
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- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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- * 02110-1301, USA.
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  */
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 #include <linux/err.h>
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@@ -65,7 +52,7 @@
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 	unsigned long vdso_base;
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 	struct mm_struct *mm = current->mm;
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-	if (down_write_killable(&mm->mmap_sem))
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+	if (mmap_write_lock_killable(mm))
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 		return -EINTR;
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 	/* Try to get it loaded right near ld.so/glibc. */
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@@ -89,7 +76,7 @@
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 	mm->context.vdso = (void *)vdso_base;
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 up_fail:
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-	up_write(&mm->mmap_sem);
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+	mmap_write_unlock(mm);
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 	return ret;
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 }
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