CAM ABI change requires recompile of hald and smartmontools

From: Stefan Esser <se_at_freebsd.org>
Date: Sun, 15 Dec 2013 14:35:27 +0100
A kernel built today shows the following messages:

ata2: FAILURE - zero length DMA transfer attempted
ata2: setting up DMA failed
cam_periph_mapmem: attempt to map 4294954816 bytes, which is greater
than 65536
cam_periph_mapmem: attempt to map 4294954832 bytes, which is greater
than 65536
ata2: FAILURE - zero length DMA transfer attempted
ata2: setting up DMA failed
ata2: FAILURE - zero length DMA transfer attempted
ata2: setting up DMA failed
cam_periph_mapmem: attempt to map 4294954832 bytes, which is greater
than 65536

I found that stopping hald was causing this. A freshly compiled
hald solves this problem.

This ABI breakage deserves a heads-up, IMHO, since the messages
look quite frightening. I did not observe any damage on my system
with 5 SATA drives in a ZRAID1, but I'm going to perform a scrub,
just to be sure.

Regards, STefan
Received on Sun Dec 15 2013 - 12:35:30 UTC

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