add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/arch/x86/lib/iomap_copy_64.S
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@@ -1,18 +1,6 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  * Copyright 2006 PathScale, Inc.  All Rights Reserved.
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- *
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- * This file is free software; you can redistribute it and/or modify
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- * it under the terms of version 2 of the GNU General Public License
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- * 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 Foundation,
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- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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  */
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 #include <linux/linkage.h>
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@@ -20,8 +8,8 @@
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 /*
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  * override generic version in lib/iomap_copy.c
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  */
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-ENTRY(__iowrite32_copy)
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+SYM_FUNC_START(__iowrite32_copy)
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 	movl %edx,%ecx
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-	rep movsd
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-	ret
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-ENDPROC(__iowrite32_copy)
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+	rep movsl
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+	RET
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+SYM_FUNC_END(__iowrite32_copy)