Track the number of wired pages to avoid unwiring unwired pages.

Reviewed by: alfred
2002-03-05 00:51:03 +00:00 · 2002-03-05 00:51:03 +00:00 · 66d03d29ff
commit 66d03d29ff
parent 95b6324d69
1 changed files with 1 additions and 0 deletions
--- a/sys/kern/sys_pipe.c
+++ b/sys/kern/sys_pipe.c
@ -679,6 +679,7 @@ pipe_destroy_write_buffer(wpipe)
 	}
 	for (i = 0; i < wpipe->pipe_map.npages; i++)
 		vm_page_unwire(wpipe->pipe_map.ms[i], 1);
+	wpipe->pipe_map.npages = 0;
 }

 /*