Paul,
Le 23/05/2019 à 08:14, Paul Mackerras a écrit :
On Tue, Apr 30, 2019 at 12:39:03PM +, Christophe Leroy wrote:
This patch implements a fast entry for syscalls.
Syscalls don't have to preserve non volatile registers except LR.
This patch then implement a fast entry for syscalls, where
On 05/28/2019 05:03 PM, Christophe Leroy wrote:
Michael Ellerman a écrit :
Christophe Leroy writes:
Le 23/05/2019 à 09:00, Christophe Leroy a écrit :
[...]
arch/powerpc/kernel/head_fsl_booke.o: In function `SystemCall':
arch/powerpc/kernel/head_fsl_booke.S:416: undefined reference to
`
Michael Ellerman a écrit :
Christophe Leroy writes:
Le 23/05/2019 à 09:00, Christophe Leroy a écrit :
[...]
arch/powerpc/kernel/head_fsl_booke.o: In function `SystemCall':
arch/powerpc/kernel/head_fsl_booke.S:416: undefined reference to
`kvmppc_handler_BOOKE_INTERRUPT_SYSCALL_SPRN_SRR1'
Ma
Christophe Leroy writes:
> Le 23/05/2019 à 09:00, Christophe Leroy a écrit :
>
> [...]
>
>>> arch/powerpc/kernel/head_fsl_booke.o: In function `SystemCall':
>>> arch/powerpc/kernel/head_fsl_booke.S:416: undefined reference to
>>> `kvmppc_handler_BOOKE_INTERRUPT_SYSCALL_SPRN_SRR1'
>>> Makefile:105
Le 23/05/2019 à 09:00, Christophe Leroy a écrit :
[...]
arch/powerpc/kernel/head_fsl_booke.o: In function `SystemCall':
arch/powerpc/kernel/head_fsl_booke.S:416: undefined reference to
`kvmppc_handler_BOOKE_INTERRUPT_SYSCALL_SPRN_SRR1'
Makefile:1052: recipe for target 'vmlinux' failed
Le 23/05/2019 à 08:14, Paul Mackerras a écrit :
On Tue, Apr 30, 2019 at 12:39:03PM +, Christophe Leroy wrote:
This patch implements a fast entry for syscalls.
Syscalls don't have to preserve non volatile registers except LR.
This patch then implement a fast entry for syscalls, where
vol
On Tue, Apr 30, 2019 at 12:39:03PM +, Christophe Leroy wrote:
> This patch implements a fast entry for syscalls.
>
> Syscalls don't have to preserve non volatile registers except LR.
>
> This patch then implement a fast entry for syscalls, where
> volatile registers get clobbered.
>
> As thi
This patch implements a fast entry for syscalls.
Syscalls don't have to preserve non volatile registers except LR.
This patch then implement a fast entry for syscalls, where
volatile registers get clobbered.
As this entry is dedicated to syscall it always sets MSR_EE
and warns in case MSR_EE was