forked from luck/tmp_suning_uos_patched
NFS: Reduce stack footprint of nfs_setattr()
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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parent
0ab64e0e14
commit
987f8dfc98
@ -393,8 +393,8 @@ int
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nfs_setattr(struct dentry *dentry, struct iattr *attr)
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{
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struct inode *inode = dentry->d_inode;
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struct nfs_fattr fattr;
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int error;
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struct nfs_fattr *fattr;
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int error = -ENOMEM;
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nfs_inc_stats(inode, NFSIOS_VFSSETATTR);
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@ -417,14 +417,20 @@ nfs_setattr(struct dentry *dentry, struct iattr *attr)
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filemap_write_and_wait(inode->i_mapping);
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nfs_wb_all(inode);
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}
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fattr = nfs_alloc_fattr();
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if (fattr == NULL)
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goto out;
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/*
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* Return any delegations if we're going to change ACLs
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*/
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if ((attr->ia_valid & (ATTR_MODE|ATTR_UID|ATTR_GID)) != 0)
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nfs_inode_return_delegation(inode);
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error = NFS_PROTO(inode)->setattr(dentry, &fattr, attr);
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error = NFS_PROTO(inode)->setattr(dentry, fattr, attr);
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if (error == 0)
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nfs_refresh_inode(inode, &fattr);
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nfs_refresh_inode(inode, fattr);
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nfs_free_fattr(fattr);
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out:
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return error;
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}
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