smb_dcache_lock
if ((res = smb_dcache_lock(SMB_DCACHE_WRLOCK)) == SMB_DOMAIN_SUCCESS) {
if (smb_dcache_lock(SMB_DCACHE_RDLOCK) != SMB_DOMAIN_SUCCESS)
if (smb_dcache_lock(SMB_DCACHE_RDLOCK) != SMB_DOMAIN_SUCCESS)
if (smb_dcache_lock(SMB_DCACHE_RDLOCK) != SMB_DOMAIN_SUCCESS)
if (smb_dcache_lock(SMB_DCACHE_WRLOCK) != SMB_DOMAIN_SUCCESS)
if (smb_dcache_lock(SMB_DCACHE_RDLOCK) != SMB_DOMAIN_SUCCESS)
static uint32_t smb_dcache_lock(int);