change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/fs/ocfs2/extent_map.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /* -*- mode: c; c-basic-offset: 8; -*-
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  * vim: noexpandtab sw=8 ts=8 sts=0:
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  *
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@@ -6,20 +7,6 @@
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  * Block/Cluster mapping functions
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  *
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  * Copyright (C) 2004 Oracle.  All rights reserved.
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of the GNU General Public
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- * License, 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 GNU
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- * 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
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- * License along with this program; if not, write to the
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- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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- * Boston, MA 021110-1307, USA.
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  */
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 #include <linux/fs.h>
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@@ -416,7 +403,7 @@
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 {
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 	int i, ret, tree_height, len;
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 	struct ocfs2_dinode *di;
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-	struct ocfs2_extent_block *uninitialized_var(eb);
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+	struct ocfs2_extent_block *eb;
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 	struct ocfs2_extent_list *el;
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 	struct ocfs2_extent_rec *rec;
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 	struct buffer_head *eb_bh = NULL;
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@@ -603,8 +590,7 @@
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 			*extent_flags = rec->e_flags;
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 	}
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 out:
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-	if (eb_bh)
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-		brelse(eb_bh);
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+	brelse(eb_bh);
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 	return ret;
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 }
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@@ -613,7 +599,7 @@
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 		       unsigned int *extent_flags)
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 {
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 	int ret;
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-	unsigned int uninitialized_var(hole_len), flags = 0;
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+	unsigned int hole_len, flags = 0;
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 	struct buffer_head *di_bh = NULL;
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 	struct ocfs2_extent_rec rec;
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@@ -747,8 +733,6 @@
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 	return 0;
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 }
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-#define OCFS2_FIEMAP_FLAGS	(FIEMAP_FLAG_SYNC)
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-
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 int ocfs2_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
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 		 u64 map_start, u64 map_len)
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 {
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@@ -760,7 +744,7 @@
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 	struct buffer_head *di_bh = NULL;
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 	struct ocfs2_extent_rec rec;
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-	ret = fiemap_check_flags(fieinfo, OCFS2_FIEMAP_FLAGS);
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+	ret = fiemap_prep(inode, fieinfo, map_start, &map_len, 0);
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 	if (ret)
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 		return ret;
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