Re: [PATCH v2] block: Fix a deadlock related to modifying the readahead attribute

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thu, Jun 26, 2025 at 01:37:13PM -0700, Bart Van Assche wrote:
> This deadlock happens because blk_mq_freeze_queue_nomemsave() waits for
> pending requests to finish. The pending requests do never complete because
> the dm-multipath queue_if_no_path option is enabled and the only path in
> the dm-multipath configuration is being removed.

Well, if there are queued never completed bios the freeze will obviously
fail.  I don't see how this freeze is special vs other freezes or other
attributes that freeze.





[Index of Archives]     [Linux RAID]     [Linux SCSI]     [Linux ATA RAID]     [IDE]     [Linux Wireless]     [Linux Kernel]     [ATH6KL]     [Linux Bluetooth]     [Linux Netdev]     [Kernel Newbies]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Device Mapper]

  Powered by Linux