diff options
| author | Konstantin Belousov <kib@FreeBSD.org> | 2020-06-27 02:31:39 +0000 |
|---|---|---|
| committer | Konstantin Belousov <kib@FreeBSD.org> | 2020-06-27 02:31:39 +0000 |
| commit | ee06cffcd2d7940ae1ffd8e2d50704203fbfc439 (patch) | |
| tree | ad67c0029ed36a5f6824063a7dd2ee863f4247e3 | |
| parent | 4928d0276687adbd279e9a4ea33e1163d8ad9129 (diff) | |
Notes
| -rw-r--r-- | sys/vm/vm_page.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/vm/vm_page.c b/sys/vm/vm_page.c index 22eacf423b95..08420d5da19e 100644 --- a/sys/vm/vm_page.c +++ b/sys/vm/vm_page.c @@ -3666,8 +3666,9 @@ vm_page_enqueue(vm_page_t m, uint8_t queue) * disassociating it from any VM object. The caller may return * the page to the free list only if this function returns true. * - * The object must be locked. The page must be locked if it is - * managed. + * The object, if it exists, must be locked, and then the page must + * be xbusy. Otherwise the page must be not busied. A managed + * page must be unmapped. */ static bool vm_page_free_prep(vm_page_t m) |