git: 9227ecea6f4d - main - amd64: print limited EFIRT fault messages on first fault, not second

From: Konstantin Belousov <kib_at_FreeBSD.org>
Date: Wed, 09 Apr 2025 23:55:50 UTC
The branch main has been updated by kib:

URL: https://cgit.FreeBSD.org/src/commit/?id=9227ecea6f4d4fc8a0ac9830a63eac6d79b5ce57

commit 9227ecea6f4d4fc8a0ac9830a63eac6d79b5ce57
Author:     Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2025-04-09 23:54:23 +0000
Commit:     Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2025-04-09 23:54:23 +0000

    amd64: print limited EFIRT fault messages on first fault, not second
    
    Noted by:       olce
    Sponsored by:   The FreeBSD Foundation
    MFC after:      1 week
---
 sys/amd64/amd64/trap.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sys/amd64/amd64/trap.c b/sys/amd64/amd64/trap.c
index a400b8a2c022..09ac0a67dbef 100644
--- a/sys/amd64/amd64/trap.c
+++ b/sys/amd64/amd64/trap.c
@@ -436,7 +436,7 @@ trap(struct trapframe *frame)
 		    curpcb->pcb_onfault != NULL && type != T_PAGEFLT) {
 			u_long cnt = atomic_fetchadd_long(&cnt_efirt_faults, 1);
 
-			if ((print_efirt_faults == 1 && cnt == 1) ||
+			if ((print_efirt_faults == 1 && cnt == 0) ||
 			    print_efirt_faults == 2) {
 				trap_diag(frame, 0);
 				printf("EFI RT fault %s\n",
@@ -871,7 +871,7 @@ after_vmfault:
 		if ((td->td_pflags & TDP_EFIRT) != 0) {
 			u_long cnt = atomic_fetchadd_long(&cnt_efirt_faults, 1);
 
-			if ((print_efirt_faults == 1 && cnt == 1) ||
+			if ((print_efirt_faults == 1 && cnt == 0) ||
 			    print_efirt_faults == 2) {
 				trap_diag(frame, eva);
 				printf("EFI RT page fault\n");