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| author | Claudio Jeker <claudio@cvs.openbsd.org> | 2004-11-09 19:17:02 +0000 |
|---|---|---|
| committer | Claudio Jeker <claudio@cvs.openbsd.org> | 2004-11-09 19:17:02 +0000 |
| commit | 13549a4aca80818e9052f614bf46a39784c14ce2 (patch) | |
| tree | d6844077ea48e352d60450eb5749fd36dd7c9db4 /sys/gnu/arch/i386/fpemul/reg_constant.h | |
| parent | 2791957a5cb013272ff6f92880bc5414cfbd2538 (diff) | |
Do not map empty mbufs (m_len == 0) in bus_dmamap_load_mbuf() as these mappings
may disturb the dma as seen in ipw(4). Emtpy mbufs are at the beginning of the
mbuf chain and are as example a "side-effect" of a previous m_adj() call.
OK miod@ mickey@ jason@ markus@
Diffstat (limited to 'sys/gnu/arch/i386/fpemul/reg_constant.h')
0 files changed, 0 insertions, 0 deletions