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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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ea022dfb3c
seeing that "fast" symlinks still get allocation + copy, we might as well simply switch them to pagecache-based variant of ->follow_link(); just need an appropriate ->readpage() for them... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
43 lines
1.3 KiB
C
43 lines
1.3 KiB
C
/* -*- 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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* symlink.h
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*
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* Function prototypes
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*
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* Copyright (C) 2002, 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 as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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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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#ifndef OCFS2_SYMLINK_H
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#define OCFS2_SYMLINK_H
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extern const struct inode_operations ocfs2_symlink_inode_operations;
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extern const struct address_space_operations ocfs2_fast_symlink_aops;
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/*
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* Test whether an inode is a fast symlink.
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*/
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static inline int ocfs2_inode_is_fast_symlink(struct inode *inode)
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{
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return (S_ISLNK(inode->i_mode) &&
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inode->i_blocks == 0);
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}
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#endif /* OCFS2_SYMLINK_H */
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