[Ocfs2-devel] Re: [RFC] [PATCH] OCFS2

Daniel Phillips phillips at istop.com
Thu May 19 01:30:23 CDT 2005


On Wednesday 18 May 2005 18:33, Mark Fasheh wrote:
> http://oss.oracle.com/projects/ocfs2/dist/files/patches/2.6.12-rc4/broken-o
>ut/06_dlm.patch A distributed lock manager built with the cluster file
> system use case in mind. The OCFS2 dlm exposes a VMS style API, though
> things have been simplified internally. The only lock levels implemented
> currently are NLMODE, PRMODE and EXMODE.

+ if (recovery && 
+     (!dlm_is_recovery_lock(name, strlen(name)) || convert) ) {
+  goto error;
+ }

Zero terminated strings for lock names is bad taste.  It generates a bunch of 
useless strlen executions and you force an ascii namespace for no apparent 
reason.  Add a 9th parameter, namelen, to the lock call maybe?

Regards,

Daniel 


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