Re: [PATCH v2 1/4] hwspinlock: Introduce hwspin_lock_bust()

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

 



On Fri, May 24, 2024 at 06:26:40PM -0700, Chris Lew wrote:
> From: Richard Maina <quic_rmaina@xxxxxxxxxxx>
> 
> When a remoteproc crashes or goes down unexpectedly this can result in
> a state where locks held by the remoteproc will remain locked possibly
> resulting in deadlock. This new API hwspin_lock_bust() allows
> hwspinlock implementers to define a bust operation for freeing previously
> acquired hwspinlocks after verifying ownership of the acquired lock.
> 
> Signed-off-by: Richard Maina <quic_rmaina@xxxxxxxxxxx>
> Signed-off-by: Chris Lew <quic_clew@xxxxxxxxxxx>

Reviewed-by: Bjorn Andersson <andersson@xxxxxxxxxx>

Regards,
Bjorn




[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [Linux for Sparc]     [IETF Annouce]     [Security]     [Bugtraq]     [Linux MIPS]     [ECOS]     [Asterisk Internet PBX]     [Linux API]

  Powered by Linux