On 31.03.2022 11:16:53, Linus Torvalds wrote:
On Thu, Mar 31, 2022 at 3:51 AM Marc Kleine-Budde mkl@pengutronix.de wrote:
Cc += linux-sparse, Uwe, Luc Van Oostenryck
tl;dr:
A recent change in the kernel regarding the riscv -march handling breaks current sparse.
Gaah. Normally sparse doesn't even look at the -march flag, but for riscv it does, because it's meaningful for the predefined macros.
Maybe that 'die()' shouldn't be so fatal. And maybe add a few more extensions (but ignore them) to the parsing.
Something ENTIRELY UNTESTED like the attached.
Works-for-me:
| CHECK /srv/work/frogger/socketcan/linux/drivers/net/can/usb/etas_es58x/es58x_core.c | WARNING: invalid argument to '-march': 'zicsr_zifencei'
Tested-by: Marc Kleine-Budde mkl@pengutronix.de
Regards, Marc