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SubjectRe: [PATCH 2/2] MIPS: make kgdb depend on FPU support
On Fri, Jan 22, 2021 at 12:02:51PM +0100, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
>
> kgdb fails to build when the FPU support is disabled:
>
> arch/mips/kernel/kgdb.c: In function 'dbg_set_reg':
> arch/mips/kernel/kgdb.c:147:35: error: 'struct thread_struct' has no member named 'fpu'
> 147 | memcpy((void *)&current->thread.fpu.fcr31, mem,
> | ^
> arch/mips/kernel/kgdb.c:155:34: error: 'struct thread_struct' has no member named 'fpu'
> 155 | memcpy((void *)&current->thread.fpu.fpr[fp_reg], mem,
>
> This is only relevant for CONFIG_EXPERT=y, so disallowing it
> in Kconfig is an easier workaround than fixing it properly.
>
> Reported-by: kernel test robot <lkp@intel.com>
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---
> arch/mips/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)

applied to mips-next.

Thomas.

--
Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
good idea. [ RFC1925, 2.3 ]

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