On 1/6/21 5:12 PM, Vineet Gupta wrote: > Linux 5.11.rcX was failing to boot on ARC HSDK board. Turns out we have > a couple of issues, this being the first one, and I'm to blame as I > didn't pay attention during review. > > TIF_NOTIFY_SIGNAL support requires checking multiple TIF_* bits in > kernel return code path. Old code only needed to check a single bit so > BBIT0 <TIF_SIGPENDING> worked. New code needs to check multiple bits so > AND <bit-mask> instruction. So needs to use bit mask variant _TIF_SIGPENDING
Sorry about that, my arc asm isn't that strong :-) Thanks for fixing it. -- Jens Axboe _______________________________________________ linux-snps-arc mailing list linux-snps-arc@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-snps-arc
