X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fthreads%2Fpalloc.c;h=22a6b15972de40c4bde0cc4dab622c40caf3d157;hb=99fba45ab829c0be9ac79e344f00fb7c1700d5f9;hp=cef065ae98f11a9e7cac3cee0971a4435949c1ef;hpb=615bf3b3d2a8573ed6fb9ddc0055745e163ac999;p=pintos-anon diff --git a/src/threads/palloc.c b/src/threads/palloc.c index cef065a..22a6b15 100644 --- a/src/threads/palloc.c +++ b/src/threads/palloc.c @@ -107,7 +107,8 @@ palloc_get_multiple (enum palloc_flags flags, size_t page_cnt) return pages; } -/* Obtains and returns a single free page. +/* Obtains a single free page and returns its kernel virtual + address. If PAL_USER is set, the page is obtained from the user pool, otherwise from the kernel pool. If PAL_ZERO is set in FLAGS, then the page is filled with zeros. If no pages are