On Fri, Jun 09, 2017 at 12:07:40AM +0000, Vikas MANOCHA wrote: > Hi Albert/Tom, > > > -----Original Message----- > > From: Phil Edworthy [mailto:[email protected]] > > Sent: Wednesday, May 31, 2017 11:33 PM > > To: Albert Aribaud <[email protected]> > > Cc: Tom Rini <[email protected]>; Vikas MANOCHA <[email protected]>; > > Kamil Lulko <[email protected]>; u- > > [email protected]; Phil Edworthy <[email protected]> > > Subject: [PATCH 1/2] arm: Add Kconfig symbols used for Linux asm > > compatibility > > > > Rather than change asm files that come from Linux, add the symbols to > > Kconfig. Since one of the symbols is for thumb2 builds, make > > CPU_V7M always select them. > > > > Signed-off-by: Phil Edworthy <[email protected]> > > --- > > arch/arm/Kconfig | 10 ++++++++++ > > arch/arm/lib/Makefile | 2 -- > > 2 files changed, 10 insertions(+), 2 deletions(-) > > > > diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 2a3a36e..2793651 > > 100644 > > --- a/arch/arm/Kconfigl > > +++ b/arch/arm/Kconfig > > @@ -19,6 +19,15 @@ config HAS_VBAR > > config HAS_THUMB2 > > bool > > > > +# Used for compatibility with asm files copied from the kernel config > > +ARM_ASM_UNIFIED > > + bool > > + default y > > Is every arm arch (arm720, arm926 etc) assembly code written for unified ? > Otherwise we might have run-time side effects.
I could be missing something, but this is only used by <asm/assembler.h> and in turn only by arch/arm/lib/*.S, where we already had been defining this. -- Tom
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