From 662f3a0b94cc92bd708c27b80f8207cd7db93204 Mon Sep 17 00:00:00 2001 From: Andi Kleen Date: Sat, 29 Oct 2005 18:15:49 -0700 Subject: [PATCH] [PATCH] Remove near all BUGs in mm/mempolicy.c Most of them can never be triggered and were only for development. Signed-off-by: "Andi Kleen" Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- mm/mempolicy.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 8bc0be1c9efd..43b1199af591 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -185,7 +185,6 @@ static struct zonelist *bind_zonelist(nodemask_t *nodes) policy_zone = k; } } - BUG_ON(num >= max); zl->zones[num] = NULL; return zl; } @@ -709,7 +708,6 @@ static unsigned interleave_nodes(struct mempolicy *policy) struct task_struct *me = current; nid = me->il_next; - BUG_ON(nid >= MAX_NUMNODES); next = next_node(nid, policy->v.nodes); if (next >= MAX_NUMNODES) next = first_node(policy->v.nodes); @@ -731,18 +729,17 @@ static unsigned offset_il_node(struct mempolicy *pol, nid = next_node(nid, pol->v.nodes); c++; } while (c <= target); - BUG_ON(nid >= MAX_NUMNODES); return nid; } /* Allocate a page in interleaved policy. Own path because it needs to do special accounting. */ -static struct page *alloc_page_interleave(gfp_t gfp, unsigned order, unsigned nid) +static struct page *alloc_page_interleave(gfp_t gfp, unsigned order, + unsigned nid) { struct zonelist *zl; struct page *page; - BUG_ON(!node_online(nid)); zl = NODE_DATA(nid)->node_zonelists + gfp_zone(gfp); page = __alloc_pages(gfp, order, zl); if (page && page_zone(page) == zl->zones[0]) { @@ -785,8 +782,6 @@ alloc_page_vma(gfp_t gfp, struct vm_area_struct *vma, unsigned long addr) unsigned nid; if (vma) { unsigned long off; - BUG_ON(addr >= vma->vm_end); - BUG_ON(addr < vma->vm_start); off = vma->vm_pgoff; off += (addr - vma->vm_start) >> PAGE_SHIFT; nid = offset_il_node(pol, vma, off); -- GitLab