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vfs: add vfs_select_inode() helper

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Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Cc: <stable@vger.kernel.org> # v4.2+
This commit is contained in:
Miklos Szeredi 2016-05-11 01:16:37 +02:00 • committed by Al Viro
parent 44549e8f5e
commit 54d5ca871e
2 changed files with 16 additions and 8 deletions
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12
include/linux/dcache.h
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@ -565,4 +565,16 @@ static inline struct dentry *d_real(struct dentry *dentry)
return dentry;
}
static inline struct inode *vfs_select_inode(struct dentry *dentry,
unsigned open_flags)
{
struct inode *inode = d_inode(dentry);
if (inode && unlikely(dentry->d_flags & DCACHE_OP_SELECT_INODE))
inode = dentry->d_op->d_select_inode(dentry, open_flags);
return inode;
}
#endif /* __LINUX_DCACHE_H */