Displaying 4 results from an estimated 4 matches for "assign_once".
2015 Feb 25
1
[PATCH for stable] x86/spinlocks/paravirt: Fix memory corruption on unlock
...hese commits:
>
> 927609d622a3 kernel: tighten rules for ACCESS ONCE
> c5b19946eb76 kernel: Fix sparse warning for ACCESS_ONCE
> dd36929720f4 kernel: make READ_ONCE() valid on const arguments
If you go before 3.19, you will also need
230fa253df63 kernel: Provide READ_ONCE and ASSIGN_ONCE
43239cbe79fc kernel: Change ASSIGN_ONCE(val, x) to WRITE_ONCE(x, val)
>
> That's the minimum set you will need for backporting, due
> to overlapping changes to the ACCESS_ONCE() definition.
>
> and then apply this commit:
>
> d6abfdb20223 x86/spinlocks/paravirt: F...
2015 Feb 25
1
[PATCH for stable] x86/spinlocks/paravirt: Fix memory corruption on unlock
...hese commits:
>
> 927609d622a3 kernel: tighten rules for ACCESS ONCE
> c5b19946eb76 kernel: Fix sparse warning for ACCESS_ONCE
> dd36929720f4 kernel: make READ_ONCE() valid on const arguments
If you go before 3.19, you will also need
230fa253df63 kernel: Provide READ_ONCE and ASSIGN_ONCE
43239cbe79fc kernel: Change ASSIGN_ONCE(val, x) to WRITE_ONCE(x, val)
>
> That's the minimum set you will need for backporting, due
> to overlapping changes to the ACCESS_ONCE() definition.
>
> and then apply this commit:
>
> d6abfdb20223 x86/spinlocks/paravirt: F...
2015 Feb 24
2
[PATCH for stable] x86/spinlocks/paravirt: Fix memory corruption on unlock
On Tue, Feb 24, 2015 at 11:49:13PM +0530, Raghavendra K T wrote:
> On 02/24/2015 08:17 PM, Ingo Molnar wrote:
> >
> >* Greg KH <gregkh at linuxfoundation.org> wrote:
> >
> >>On Tue, Feb 24, 2015 at 02:54:59PM +0530, Raghavendra K T wrote:
> >>>Paravirt spinlock clears slowpath flag after doing unlock.
> >>>As explained by Linus currently
2015 Feb 24
2
[PATCH for stable] x86/spinlocks/paravirt: Fix memory corruption on unlock
On Tue, Feb 24, 2015 at 11:49:13PM +0530, Raghavendra K T wrote:
> On 02/24/2015 08:17 PM, Ingo Molnar wrote:
> >
> >* Greg KH <gregkh at linuxfoundation.org> wrote:
> >
> >>On Tue, Feb 24, 2015 at 02:54:59PM +0530, Raghavendra K T wrote:
> >>>Paravirt spinlock clears slowpath flag after doing unlock.
> >>>As explained by Linus currently