/// <summary>
/// Shift log read-only address
/// </summary>
/// <param name="newReadOnlyAddress">Address to shift read-only until</param>
/// <param name="wait">Wait to ensure shift is complete (may involve page flushing)</param>
public void ShiftReadOnlyAddress(long newReadOnlyAddress, bool wait)
{
if (!fht.epoch.ThisInstanceProtected())
{
try
{
fht.epoch.Resume();
allocator.ShiftReadOnlyAddress(newReadOnlyAddress);
}
finally
{
fht.epoch.Suspend();
}
// Wait for flush to complete
while (wait && allocator.FlushedUntilAddress < newReadOnlyAddress)
{
Thread.Yield();
}
}
else
{
allocator.ShiftReadOnlyAddress(newReadOnlyAddress);
// Wait for flush to complete
while (wait && allocator.FlushedUntilAddress < newReadOnlyAddress)
{
fht.epoch.ProtectAndDrain();
}
}
}
/// <summary>
/// Shift log read-only address
/// </summary>
/// <param name="newReadOnlyAddress">Address to shift read-only until</param>
/// <param name="wait">Wait to ensure shift is complete (may involve page flushing)</param>
public void ShiftReadOnlyAddress(long newReadOnlyAddress, bool wait)
{
allocator.ShiftReadOnlyAddress(newReadOnlyAddress);
// Wait for flush to complete
while (wait && allocator.FlushedUntilAddress < newReadOnlyAddress)
{
fht.Refresh();
}
}
/// <summary>
/// Shift log read-only address
/// </summary>
/// <param name="newReadOnlyAddress">Address to shift read-only until</param>
/// <param name="wait">Wait to ensure shift is complete (may involve page flushing)</param>
public void ShiftReadOnlyAddress(long newReadOnlyAddress, bool wait)
{
fht.epoch.Resume();
allocator.ShiftReadOnlyAddress(newReadOnlyAddress);
fht.epoch.Suspend();
// Wait for flush to complete
while (wait && allocator.FlushedUntilAddress < newReadOnlyAddress)
{
;
}
}
/// <summary>
/// Shift log read-only address
/// </summary>
/// <param name="newReadOnlyAddress">Address to shift read-only until</param>
public bool ShiftReadOnlyAddress(long newReadOnlyAddress)
{
return(hlog.ShiftReadOnlyAddress(newReadOnlyAddress));
}