Author: alc
Date: Fri Nov 19 17:49:08 2010
New Revision: 215538
URL: http://svn.freebsd.org/changeset/base/215538
Log:
Reduce the amount of detail printed by vm_page_free_toq() when it panics.
Reviewed by: kib
Modified:
head/sys/vm/vm_page.c
Modified: head/sys/vm/vm_page.c
==============================================================================
--- head/sys/vm/vm_page.c Fri Nov 19 17:24:03 2010 (r215537)
+++ head/sys/vm/vm_page.c Fri Nov 19 17:49:08 2010 (r215538)
@@ -1663,16 +1663,10 @@ vm_page_free_toq(vm_page_t m)
}
PCPU_INC(cnt.v_tfree);
- if (m->busy || VM_PAGE_IS_FREE(m)) {
- printf(
- "vm_page_free: pindex(%lu), busy(%d), VPO_BUSY(%d), hold(%d)\n",
- (u_long)m->pindex, m->busy, (m->oflags & VPO_BUSY) ? 1 : 0,
- m->hold_count);
- if (VM_PAGE_IS_FREE(m))
- panic("vm_page_free: freeing free page");
- else
- panic("vm_page_free: freeing busy page");
- }
+ if (VM_PAGE_IS_FREE(m))
+ panic("vm_page_free: freeing free page %p", m);
+ else if (m->busy != 0)
+ panic("vm_page_free: freeing busy page %p", m);
/*
* unqueue, then remove page. Note that we cannot destroy
@@ -1695,13 +1689,8 @@ vm_page_free_toq(vm_page_t m)
m->valid = 0;
vm_page_undirty(m);
- if (m->wire_count != 0) {
- if (m->wire_count > 1) {
- panic("vm_page_free: invalid wire count (%d), pindex:
0x%lx",
- m->wire_count, (long)m->pindex);
- }
- panic("vm_page_free: freeing wired page");
- }
+ if (m->wire_count != 0)
+ panic("vm_page_free: freeing wired page %p", m);
if (m->hold_count != 0) {
m->flags &= ~PG_ZERO;
vm_page_lock_queues();
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