Re: [PATCH 2.6.12.5 1/2] lib: allow idr to be used in irq context

Jim Houston <[email protected]> wrote:
>
> On Tue, 2005-08-16 at 18:03, Luben Tuikov wrote:
> 
> > If idr_get_new() or idr_remove() is used in IRQ context,
> > then we may get a lockup when idr_pre_get was called
> > in process context and an IRQ interrupted while it held
> > the idp lock.
> 
> Hi Everyone,
> 
> Luben's changes make sense please merge them.
> 

Well yes, the change makes sense if there's actually a caller which needs it.

If there is such a caller then Luben should identify it, please.
-
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/

---

• Follow-Ups:
  • Re: [PATCH 2.6.12.5 1/2] lib: allow idr to be used in irq context
    • From: Luben Tuikov <[email protected]>

• References:
  • [PATCH 2.6.12.5 1/2] lib: allow idr to be used in irq context
    • From: Luben Tuikov <[email protected]>
  • Re: [PATCH 2.6.12.5 1/2] lib: allow idr to be used in irq context
    • From: Jim Houston <[email protected]>

• Prev by Date: 2.6.13-rc6-git11 ADI module doesn't work
• Next by Date: Re: [patch 2.6.13-rc6] net/802/tr: use interrupt-safe locking
• Previous by thread: Re: [PATCH 2.6.12.5 1/2] lib: allow idr to be used in irq context
• Next by thread: Re: [PATCH 2.6.12.5 1/2] lib: allow idr to be used in irq context
• Index(es):
  • Date
  • Thread

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