Re: [PATCH] cfq: fix IOPRIO_CLASS_IDLE accounting

On Sun, Nov 04 2007, Oleg Nesterov wrote:
> (untested, needs an ack from maintainer)
> 
> Spotted by Nick <[email protected]>, hopefully can explain the second trace in
> http://bugzilla.kernel.org/show_bug.cgi?id=9180.
> 
> If ->async_idle_cfqq != NULL cfq_put_async_queues() puts it IOPRIO_BE_NR times
> in a loop. Fix this.

That's obviously buggy, thanks Oleg! Fix is indeed correct. I'll add it.

-- 
Jens Axboe

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

---

• References:
  • [PATCH] cfq: fix IOPRIO_CLASS_IDLE accounting
    • From: Oleg Nesterov <[email protected]>

• Prev by Date: Re: [Git Patch] Makefile: fix wrong dirs when making cscope
• Next by Date: Re: Abit F-190HD Onboard rlt8169 Ethernet Controller
• Previous by thread: [PATCH] cfq: fix IOPRIO_CLASS_IDLE accounting
• Next by thread: List of possible duplicated include files in include/
• Index(es):
  • Date
  • Thread

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]