[Drbd-dev] Large data requests

Graham, Simon Simon.Graham at stratus.com
Tue Jul 18 15:59:21 CEST 2006

This seems too easy to be a bug, but I've been getting occasional errors
with DRBD-8 (latest trunk as of yesterday) like this:

Jul 17 16:25:03 jake kernel: drbd2: receive_DataReply: (data_size >
PAGE_SIZE) in /sandbox/sgraham/sn/trunk/drbd-8/drbd/drbd_receiver.c:1035

The line in question being:

	ERR_IF(data_size >  PAGE_SIZE) return FALSE;

in receive_DataReply. Now, one of the changes in DRBD-8 was to allow
requests up to 32K to be passed down and it looks to me like these are
just passed on to the remote side (if the local side does not have good
data) so it would be perfectly OK to receive a DataReply > 4KB in size -
is this just a left over assert that needs to be removed? Or did I miss

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