proc: load/store p_cowgen using atomic primitives

KekenoBSD/src

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Mateusz Guzik

2022-02-12 19:33:34 +00:00

parent 29ee49f66b

commit b53133a778

7 changed files with 9 additions and 8 deletions

									
										sys/arm/arm/trap-v6.c
									
		+1
		-1
	
												View File
												
				@@ -418,7 +418,7 @@ abort_handler(struct trapframe *tf, int prefetch)

					p = td->td_proc;

					if (usermode) {

						td->td_pticks = 0;

						if (td->td_cowgen != p->p_cowgen)

						if (td->td_cowgen != atomic_load_int(&p->p_cowgen))

							thread_cow_update(td);

					}