On Sat, May 21, 2016 at 10:09:49 +0200, Gary Jennejohn wrote: > There appears to be a regression in AHCI/ADA behavior since r300207. > > Starting a test kernel at r300293 results in extremely long timeouts > probing ahcich2 for non-existent multiplier ports. > > Here some kernel output: Is this dmesg output with or without the problem? > ahci0: <AMD SB7x0/SB8x0/SB9x0 AHCI SATA controller> > port 0xff00-0xff07,0xfe00-0xfe03,0xfd00-0xfd07,0xfc00-0xfc03, > 0xfb00-0xfb0f mem 0xfe02f000-0xfe02f3ff irq 22 at device 17.0 on pci0 > > ahci0: AHCI v1.10 with 6 3Gbps ports, Port Multiplier supported Has the controller always claimed support for Port Multipliers? > ahcich2: <AHCI channel> at channel 2 on ahci0 > > ada1 at ahcich2 bus 0 scbus2 target 0 lun 0 > > /dev/ada1p1 on /home (ufs, local, journaled soft-updates) > > An older kernel at r299170 does not exhibit this peculiar behavior and > mounts /home with no delays. Are you able to send dmesg output before and after? Ken -- Kenneth Merry ken_at_FreeBSD.ORGReceived on Mon May 23 2016 - 15:51:14 UTC
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