On Wed, Mar 7, 2012 at 6:28 AM, Lin Ming <ming.m.lin@xxxxxxxxx> wrote: > On Mon, Mar 5, 2012 at 1:12 PM, cwillu <cwillu@xxxxxxxxxx> wrote: >> On Sun, Mar 4, 2012 at 6:58 PM, Lin Ming <ming.m.lin@xxxxxxxxx> wrote: >>> On Fri, Mar 2, 2012 at 9:16 PM, cwillu <cwillu@xxxxxxxxxx> wrote: >>>> On Tue, Feb 21, 2012 at 12:38 PM, Brian Norris >>>> <computersforpeace@xxxxxxxxx> wrote: >>>>> This series addresses regression problems with >>>>> >>>>> commit 7faa33da9b7add01db9f1ad92c6a5d9145e940a7 >>>>> ahci: start engine only during soft/hard resets >>>> >>>> I just spent the better part of last night tracking down the specific >>>> sources of the log entry I get when I disconnect my e-sata drive; once >>>> it disconnects, the port is dead until I reboot; no combination of >>>> anything I've been able to poke at in /sys or elsewhere gets it live >>>> again. This starts with 3.3rc1, and turns out to still work fine in >>>> 3.2.1. Any chance it's related? >>>> >>>> 3.3rc5, immediately after the unplug: >>> >>> Hi, >>> >>> I tested on my machine and it's fixed by below patch. >>> http://marc.info/?l=linux-kernel&m=132996405028746&w=2 >>> >>> Would you please also try it? >> >> Building it now, and will be able to test in about 5 hours. > > Hi, > > How about the test result? > > Regards, > Lin Ming > >> >> After looking at the thread, I spent another couple hours on poking >> /sys, and did get the port to come back up and find the drive with the >> following: >> >> echo on > /sys/devices/pci0000:00/0000:00:1f.2/ata5/power/control >> echo on > /sys/devices/pci0000:00/0000:00:1f.2/ata5/host4/power/control >> echo '- - -' > /sys/devices/pci0000:00/0000:00:1f.2/ata5/host4/scsi_host/host4/scan >> -- @Carey: thanks for the commands ! @Lin Ming: I also have to apologize for the delay, I had much stuff to repartition, reformat and re-sync during the week and finally yesterday & today - after finishing that - I could do some testing that patch works wonderfully - thanks a lot ! the system with 3.3 is significantly more responsive :) so if there are no reservations against the patch please include it for final and/or .1 kernel-release of 3.3 on a related note: I had one observation though (non-related to the mentioned issue) with or without the patch my computer doesn't turn itself off anymore, if I remember correctly that didn't happen with rc3 (I could be wrong though) anyone else had the same issue ? to not further delay the final release by this "minor" issue - I'll test again once final is out and see whether there it's the same and if that's the case I'll write again & provide you with further information that you'll need Awesome work as always, thanks ! Kind Regards Matt -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
