On Thu, Feb 05, 2004 at 11:02:47 +0100, Poul-Henning Kamp wrote: > > This is a mostly mechanical and largely untested patch, so please test > carefully if you have the necessary hardware. > > Kernel patch: > http://phk.freebsd.dk/patch/disk.patch > > Man-page update: > http://phk.freebsd.dk/patch/disk_man.patch > > Patch version: 2004-02-05.1 > > This patch changes the disk_*(9) API so that ownership of the "struct > disk" is moved from the device drivers to GEOM. This removes a lot > of trouble from the disk_destroy(9) handling, which should be robust > with this patch. > > After this change the API works as follows: > > allocated struct disk with disk_alloc(), store pointer in softc. > populate fields, including d_unit and d_flags which were > previous arguments to disk_create(). > call disk_create() with the pointer. > > call disk_destroy() to signal that the device has disappeared. > NB: do not access struct disk in the driver anymore! > return any outstanding requests with suitable error. > > At the same time: eliminate unused arguments from disk_create(9) > > Reverse sense of DISKFLAG_NOGIANT, to DISKFLAG_NEEDSGIANT. > > Two weeks review In scsi_da.c, you have some changes that are not related to this: - you've added a quirk entry. This should be run through njl. - you're sending a TUR in dagetcapacity(), which shouldn't be necessary. See rev 1.88 of scsi_cd.c and rev 1.55 of cam_periph.c. Ken -- Kenneth Merry ken_at_FreeBSD.orgReceived on Sun Feb 15 2004 - 15:11:58 UTC
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