[PATCH v3 3/3] arm64: Silence first allocation with CONFIG_ARM64_MODULE_PLTS=y

Catalin Marinas catalin.marinas at arm.com
Wed May 10 01:38:03 PDT 2017


On Mon, May 08, 2017 at 11:07:24AM +0100, Will Deacon wrote:
> On Fri, May 05, 2017 at 02:07:28PM -0700, Florian Fainelli wrote:
> > On 05/03/2017 04:18 AM, Will Deacon wrote:
> > > On Thu, Apr 27, 2017 at 11:19:02AM -0700, Florian Fainelli wrote:
> > >> When CONFIG_ARM64_MODULE_PLTS is enabled, the first allocation using the
> > >> module space fails, because the module is too big, and then the module
> > >> allocation is attempted from vmalloc space. Silence the first allocation
> > >> failure in that case by setting __GFP_NOWARN.
> > >>
> > >> Reviewed-by: Ard Biesheuvel <ard.biesheuvel at linaro.org>
> > >> Signed-off-by: Florian Fainelli <f.fainelli at gmail.com>
> > >> ---
> > >>  arch/arm64/kernel/module.c | 7 ++++++-
> > >>  1 file changed, 6 insertions(+), 1 deletion(-)
> > > 
> > > I'm not sure what the merge plan is for these, but the arm64 bit here
> > > looks fine to me:
> > > 
> > > Acked-by: Will Deacon <will.deacon at arm.com>
> > 
> > Thanks, not sure either, would you or Catalin want to pick this series?
> 
> We'd need an Ack from Russell on the arch/arm/ part before we could take
> this series.

The first patch touches mm/vmalloc.c, so we could also merge the series
via akpm's tree. Andrew, do you have any preference?

-- 
Catalin



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