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amd64: also limit printings of EFIRT page faults

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PR:	285797

(cherry picked from commit 99332926f6fc6d1e4bb850a2b26744b948b14014)
This commit is contained in:
Konstantin Belousov 2025-04-09 10:35:56 +03:00
parent 4317d0aa8c
commit ab259b19bd
1 changed files with 7 additions and 2 deletions
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9
sys/amd64/amd64/trap.c
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@ -895,8 +895,13 @@ after_vmfault:
if (td->td_intr_nesting_level == 0 &&
curpcb->pcb_onfault != NULL) {
if ((td->td_pflags2 & TDP2_EFIRT) != 0) {
trap_diag(frame, eva);
printf("EFI RT page fault\n");
u_long cnt = atomic_fetchadd_long(&cnt_efirt_faults, 1);
if ((print_efirt_faults == 1 && cnt == 1) ||
print_efirt_faults == 2) {
trap_diag(frame, eva);
printf("EFI RT page fault\n");
}
}
frame->tf_rip = (long)curpcb->pcb_onfault;
return (0);