Author: jrtc27 Date: Tue Oct 6 13:02:20 2020 New Revision: 366486 URL: https://svnweb.freebsd.org/changeset/base/366486
Log: riscv: Handle supervisor instruction page faults We should never take instruction page faults when in the kernel, but by using the standard page fault code we should get a more-informative message about faulting on a NOFAULT page rather than branching to the default case here and printing an "Unknown kernel exception ..." message. Reviewed by: jhb (mentor), markj Approved by: jhb (mentor), markj Differential Revision: https://reviews.freebsd.org/D26685 Modified: head/sys/riscv/riscv/trap.c Modified: head/sys/riscv/riscv/trap.c ============================================================================== --- head/sys/riscv/riscv/trap.c Tue Oct 6 12:57:54 2020 (r366485) +++ head/sys/riscv/riscv/trap.c Tue Oct 6 13:02:20 2020 (r366486) @@ -290,6 +290,7 @@ do_trap_supervisor(struct trapframe *frame) break; case EXCP_STORE_PAGE_FAULT: case EXCP_LOAD_PAGE_FAULT: + case EXCP_INST_PAGE_FAULT: page_fault_handler(frame, 0); break; case EXCP_BREAKPOINT: _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
