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Re: [dm-devel] directio path-checker for multipath-tools
- From: christophe varoqui <christophe varoqui free fr>
- To: device-mapper development <dm-devel redhat com>
- Subject: Re: [dm-devel] directio path-checker for multipath-tools
- Date: Wed, 24 Aug 2005 00:48:54 +0200
And may I safely cast to (unsigned char *) instead of (char *) at
directio.c::137 ? There is a compilation warning there as is.
Regards,
On jeu, 2005-08-11 at 16:44 +0200, Hannes Reinecke wrote:
> Hi Christophe,
>
> I've implemented yet another path checker, based on O_DIRECT.
> Rationale: On S/390 it's possible to activate multipath support for DASD
> devices (called Parallel Access Volume (PAV)). As these are no SCSI
> devices the readsector0 path checker wouldn't work.
> And as this checker is quite generic it'll work for just about anybody.
>
--
christophe varoqui <christophe varoqui free fr>
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