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Date: Thu, 04 Jun 2009 16:31:41 +0800
From: cooper <bo.coopci@i-waihui.com>
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Subject: Questions about g_mbr and g_bsd
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g_mbr_start and g_bsd_start care only if (bp->bio_cmd == BIO_GETATTR).
Does anyone know why they neither do somthing similar to g_disk_start
nor invoke the underlying g_disk?

Thanks