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Many struct inode_operations in the kernel can be "const". Marking them const moves these to the .rodata section, which avoids false sharing with potential dirty data. In addition it'll catch accidental writes at compile time to these shared resources. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
21 lines
487 B
C
21 lines
487 B
C
/*
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* linux/fs/sysv/symlink.c
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*
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* Handling of System V filesystem fast symlinks extensions.
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* Aug 2001, Christoph Hellwig (hch@infradead.org)
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*/
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#include "sysv.h"
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#include <linux/namei.h>
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static void *sysv_follow_link(struct dentry *dentry, struct nameidata *nd)
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{
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nd_set_link(nd, (char *)SYSV_I(dentry->d_inode)->i_data);
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return NULL;
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}
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const struct inode_operations sysv_fast_symlink_inode_operations = {
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.readlink = generic_readlink,
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.follow_link = sysv_follow_link,
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};
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