Messages in this thread | | | Date | Mon, 16 Apr 2012 18:42:09 -0700 | Subject | Re: 3.2.11: PCI Express card cannot be re-detected withing cca 60sec timeframe | From | Yinghai Lu <> |
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On Mon, Apr 16, 2012 at 1:53 PM, Yinghai Lu <yinghai@kernel.org> wrote: > On Mon, Apr 16, 2012 at 12:09 PM, Martin Mokrejs > <mmokrejs@fold.natur.cuni.cz> wrote: >>>>> On Wed, Mar 21, 2012 at 3:46 PM, Martin Mokrejs >>>> I had some Ooopses with 3.4-rc2 but now I have tested 3.4-rc3. Still, linux >>>> does NOT realize that I have removed an ExpressCard from the slot. It realizes >>>> that only when I pluging the card back again. Actually, this is a case of a >>>> NEC chipset base USB3.0 card. >>>> >>>> In contrast, kernel DOES recognize that I unplugged a FireWire card from the >>>> same slot. >>>> >>>> This is a Dell Vostro 3550 laptop. Below is what syslog logged with my comment. >>>> Empty lines between the log entries are inserted whe I either inserted or removed >>>> a card. Probably a bit more will be in the attached dmesg file. > > so the interrupt for removal get generated, but pcie_isr() is delayed > when another surprise is generated... >
please try to revert commit 486b10b9f43500741cd63a878d0ef23cd87fc66d Author: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Date: Mon Nov 7 20:56:50 2011 +0900
PCI: pciehp: Handle push button event asynchronously
Use non-ordered workqueue for attention button events.
Attention button events on each slot can be handled asynchronously. So we should use non-ordered workqueue. This patch also removes ordered workqueue in pciehp as a result.
to see if there is any difference.
Yinghai [unhandled content-type:application/octet-stream] | |