diff options
| author | Owain Ainsworth <oga@cvs.openbsd.org> | 2009-05-01 20:44:23 +0000 |
|---|---|---|
| committer | Owain Ainsworth <oga@cvs.openbsd.org> | 2009-05-01 20:44:23 +0000 |
| commit | 500d59a90fb42b50a493f9288019f4067fe97b48 (patch) | |
| tree | 372cb9d38668e2006df9b95bd654762378fc15f8 | |
| parent | 75961af1742d74010c61ebe7c30e2d82161143e5 (diff) | |
uvm_page_alloc() + memset -> uvm_page_zalloc()
nothing uses this code yet, but might as well do it the right way.
"if you can't live without commiting this." miod@
| -rw-r--r-- | sys/uvm/uvm_page.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/sys/uvm/uvm_page.c b/sys/uvm/uvm_page.c index 7d5e8957126..470209cf8e8 100644 --- a/sys/uvm/uvm_page.c +++ b/sys/uvm/uvm_page.c @@ -1,4 +1,4 @@ -/* $OpenBSD: uvm_page.c,v 1.76 2009/04/28 16:06:07 miod Exp $ */ +/* $OpenBSD: uvm_page.c,v 1.77 2009/05/01 20:44:22 oga Exp $ */ /* $NetBSD: uvm_page.c,v 1.44 2000/11/27 08:40:04 chs Exp $ */ /* @@ -651,7 +651,7 @@ uvm_page_physload(paddr_t start, paddr_t end, paddr_t avail_start, /* XXXCDC: need some sort of lockout for this case */ paddr_t paddr; npages = end - start; /* # of pages */ - pgs = (vm_page *)uvm_km_alloc(kernel_map, + pgs = (vm_page *)uvm_km_zalloc(kernel_map, sizeof(struct vm_page) * npages); if (pgs == NULL) { printf("uvm_page_physload: can not malloc vm_page " @@ -659,8 +659,7 @@ uvm_page_physload(paddr_t start, paddr_t end, paddr_t avail_start, printf("\tignoring 0x%lx -> 0x%lx\n", start, end); return; } - /* zero data, init phys_addr and free_list, and free pages */ - memset(pgs, 0, sizeof(struct vm_page) * npages); + /* init phys_addr and free_list, and free pages */ for (lcv = 0, paddr = ptoa(start) ; lcv < npages ; lcv++, paddr += PAGE_SIZE) { pgs[lcv].phys_addr = paddr; |