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-rw-r--r--kernel/sysproc.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/kernel/sysproc.c b/kernel/sysproc.c
index 4cf0697..bd9d0f0 100644
--- a/kernel/sysproc.c
+++ b/kernel/sysproc.c
@@ -74,8 +74,14 @@ sys_sleep(void)
int
sys_pgaccess(void)
{
- // lab pgtbl: your code here.
- return 0;
+ uint64 base, mask;
+ int len;
+
+
+ argaddr(0, &base);
+ argint(1, &len);
+ argaddr(2, &mask);
+ return pgaccess(base, len, mask);
}
#endif