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nilfs2_permission() doesn't need to bail out in RCU mode

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Nothing blocking except for generic_permission().  Which will DTRT.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2011-06-18 20:21:44 -04:00
parent a63ab94d67
commit 730e908f35
1 changed files with 1 additions and 6 deletions
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7
fs/nilfs2/inode.c
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@ -801,12 +801,7 @@ int nilfs_setattr(struct dentry *dentry, struct iattr *iattr)
int nilfs_permission(struct inode *inode, int mask, unsigned int flags)
{
struct nilfs_root *root;
if (flags & IPERM_FLAG_RCU)
return -ECHILD;
root = NILFS_I(inode)->i_root;
struct nilfs_root *root = NILFS_I(inode)->i_root;
if ((mask & MAY_WRITE) && root &&
root->cno != NILFS_CPTREE_CURRENT_CNO)
return -EROFS; /* snapshot is not writable */