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path: root/src/kernel/dnbd3.h
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* [KERNEL/CLIENT] Several minor tweaks and changesSimon Rettberg2016-01-111-1/+2
| | | | | | | | | | - Disable panic timeout that reports errors to block layer by default - Get rid of "is_server" used by old proxy mode, introduce "honor_server_alts" that just controls whether we use alts provided by the server - Allow switching servers when we only have 3 RTT measurements - If using alts provided by server, don't ignore those that come from other servers than the initial one
* Get rid of unneccessary volatileSimon Rettberg2015-02-221-2/+2
| | | | Some minor debugging code, mostly commented out
* [KERNEL] Fix possible deadlock on server switchSimon Rettberg2013-11-111-2/+2
| | | | | [KERNEL] Remove server mode support as it's not needed anymore [KERNEL] Some more sanity checks and debug messages
* [KERNEL] Slow down with RTT measurements after 30 secondsSimon Rettberg2013-10-241-1/+2
| | | | | | | Right after connecting, all servers will be polled every 4 seconds for 30 seconds, so we get 7 data points per alt-server. If no better server is found during this time, further RTT measurements will be done every 22 seconds, to put less load on the network in the long run.
* Replace all pthread_spin_* calls with spin_*, so that all locking can be ↵sr2013-07-171-0/+1
| | | | | | tracked and debugged Fix compilation of kernel module
* [SERVER] Check which dnbd3 devices are idle and ready to use for proxy modesr2012-09-031-3/+1Star
| | | | | | [SERVER] Skeleton of server-to-server communication [SERVER] Update access-time of images in use by actual clients [*] Add dnbd3_host_t type to handle address+port+addrtype consistently across the project
* [*] Fixed and unified formattingsr2012-09-031-35/+35
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* [KERNEL] Tell server whether we're a client or a server in proxy modesr2012-09-011-1/+1
| | | | | [KERNEL] SysFS: Return empty string for current_server if not connected [SERVER] Code refactoring
* [KERNEL] Add IOCTLs to add and remove serverssr2012-08-281-4/+4
| | | | | [KERNEL] Detect dead idle connection earlier [KERNEL] Improved debug output
* [KERNEL] Refactor and extend sysfs (add data the server will need in proxy mode)sr2012-08-271-3/+1Star
| | | | | | | [SERVER] Use MSG_MORE instead of cork/uncork to save two syscalls [KERNEL] Fail-Counter for alt servers, ignore servers that fail too often [KERNEL] Add new alt servers to list, instead of replacing the old list [*] Add CMD_LATEST_RID to tell client about new revisions
* [KERNEL] Make rtt threshold relativesr2012-08-251-2/+2
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* [KERNEL] Only update alt-server list if received from initial serversr2012-08-251-1/+1
| | | | [*] Add CMD_KEEPALIVE protocol message type
* [*] Cleanup, comments, more error checkssr2012-08-241-10/+21
| | | | | | | | [SERVER] Fix a few off-by-one bugs [SERVER] Make log available through IPC [KERNEL] Hot-Swap to faster connection on load-balance [KERNEL] Report I/O error to block layer if no server replies within a given time frame [*] Modified network protocol to handle volume names instead of ids
* [KERNEL] rtt measurement improvedJohann Latocha2012-05-081-0/+1
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* [KERNEL] Notify if new release available (sysfs)Johann Latocha2012-04-201-1/+1
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* [KERNEL] Support for kernel 2.6.32Johann Latocha2012-03-161-0/+1
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* [KERNEL] SysFS interface added (/sys/block/dnbd*/net/)Johann Latocha2012-02-211-8/+17
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* [KERNEL] Major bug fixesJohann Latocha2012-02-161-1/+1
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* [KERNEL] Switch server on connection lostJohann Latocha2012-02-161-0/+1
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* [SERVER] Memleak fixedJohann Latocha2012-02-151-0/+2
| | | | [KERNEL] Socket swap fixed
* [SERVER] Config reload fixedJohann Latocha2012-02-101-3/+0Star
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* [ALL] RefactoringJohann Latocha2012-02-081-0/+4
| | | | | [ALL] Send and receive servers [TODO] Config file reloading is broken
* [SERVER] Parsing config file with glibJohann Latocha2012-02-021-1/+2
| | | | | [KERNEL] Bugfixes [CLIENT] Using vid and rid
* [ALL] Some refactoringJohann Latocha2012-01-311-2/+2
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* [ALL] Reformat (line wrapping, indent)Johann Latocha2012-01-301-19/+19
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* [SERVER] Timeout for client socketsJohann Latocha2012-01-301-1/+2
| | | | [KERNEL] Send keep alive
* [KERNEL] Change server at runtimeJohann Latocha2012-01-301-3/+5
| | | | [SERVER] Build error/warning on x64 fixed
* [KERNEL] Multi device supportJohann Latocha2012-01-251-15/+22
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* Serving more than one image.Johann Latocha2012-01-241-0/+1
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* First working version :)Johann Latocha2012-01-191-0/+47