Date: Fri, 17 Apr 2009 13:22:18 +0000 (UTC) From: John Baldwin <jhb@FreeBSD.org> To: cvs-src-old@freebsd.org Subject: cvs commit: src/sys/amd64/amd64 busdma_machdep.c src/sys/arm/arm busdma_machdep.c src/sys/i386/i386 busdma_machdep.c src/sys/ia64/ia64 busdma_machdep.c Message-ID: <200904171325.n3HDPJ2J029143@repoman.freebsd.org>
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jhb 2009-04-17 13:22:18 UTC
FreeBSD src repository
Modified files:
sys/amd64/amd64 busdma_machdep.c
sys/arm/arm busdma_machdep.c
sys/i386/i386 busdma_machdep.c
sys/ia64/ia64 busdma_machdep.c
Log:
SVN rev 191201 on 2009-04-17 13:22:18Z by jhb
Restore bus DMA bounce pages to an offset of 0 when they are released by
a tag that has BUS_DMA_KEEP_PG_OFFSET set. Otherwise the page could be
reused with a non-zero offset by a tag that doesn't have
BUS_DMA_KEEP_PG_OFFSET leading to data corruption.
Sleuthing by: avg
Reviewed by: scottl
Revision Changes Path
1.90 +10 -3 src/sys/amd64/amd64/busdma_machdep.c
1.46 +10 -3 src/sys/arm/arm/busdma_machdep.c
1.98 +10 -3 src/sys/i386/i386/busdma_machdep.c
1.50 +10 -3 src/sys/ia64/ia64/busdma_machdep.c
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