CVS commit: [jdolecek-ncq] src/sys/dev

["Jaromir Dolecek" <jdolecek%netbsd.org@localhost>]

Module Name:    src
Committed By:   jdolecek
Date:           Sun Sep 10 19:31:15 UTC 2017

Modified Files:
        src/sys/dev/ata [jdolecek-ncq]: TODO.ncq ata.c ata_wdc.c atavar.h
        src/sys/dev/ic [jdolecek-ncq]: ahcisata_core.c mvsata.c siisata.c wdc.c
        src/sys/dev/scsipi [jdolecek-ncq]: atapi_wdc.c

Log Message:
refactor code so that xfer c_start() hook is called with channel mutex held,
and hence the controller submit code no longer relies on spl

tested all the affected drivers - wdc (via piixide), ahci, mvsata, siisata,
both disk and atapi I/O


To generate a diff of this commit:
cvs rdiff -u -r1.1.2.37 -r1.1.2.38 src/sys/dev/ata/TODO.ncq
cvs rdiff -u -r1.132.8.30 -r1.132.8.31 src/sys/dev/ata/ata.c
cvs rdiff -u -r1.105.6.8 -r1.105.6.9 src/sys/dev/ata/ata_wdc.c
cvs rdiff -u -r1.92.8.24 -r1.92.8.25 src/sys/dev/ata/atavar.h
cvs rdiff -u -r1.57.6.26 -r1.57.6.27 src/sys/dev/ic/ahcisata_core.c
cvs rdiff -u -r1.35.6.24 -r1.35.6.25 src/sys/dev/ic/mvsata.c
cvs rdiff -u -r1.30.4.36 -r1.30.4.37 src/sys/dev/ic/siisata.c
cvs rdiff -u -r1.283.2.13 -r1.283.2.14 src/sys/dev/ic/wdc.c
cvs rdiff -u -r1.123.4.12 -r1.123.4.13 src/sys/dev/scsipi/atapi_wdc.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.