From 41f5792098c8f2764441eca195a24918b4ae390f Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Sat, 27 Sep 2025 06:50:02 -0400 Subject: kern: proc: Protect mapping list with spinlock Signed-off-by: Ian Moffett --- src/sys/os/os_proc.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'src/sys/os') diff --git a/src/sys/os/os_proc.c b/src/sys/os/os_proc.c index 448402f..ef98ce2 100644 --- a/src/sys/os/os_proc.c +++ b/src/sys/os/os_proc.c @@ -127,7 +127,10 @@ proc_add_range(struct proc *procp, vaddr_t va, paddr_t pa, size_t len) range->pa_base = pa; range->va_base = va; range->len = ALIGN_UP(len, PSIZE); + + spinlock_acquire(&procp->maplist_lock); TAILQ_INSERT_TAIL(&procp->maplist, range, link); + spinlock_release(&procp->maplist_lock); return 0; } -- cgit v1.2.3