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| author | alc <alc@FreeBSD.org> | 2014-08-02 17:58:20 +0000 |
|---|---|---|
| committer | alc <alc@FreeBSD.org> | 2014-08-02 17:58:20 +0000 |
| commit | eacf4d0259b7c132d64a157653d7b774d195252c (patch) | |
| tree | f722bcfdae9428cb53680266c48614b36f19f9e1 | |
| parent | 806c36ea05032d3b10e99d965e36792ec823f847 (diff) | |
| download | FreeBSD-src-eacf4d0259b7c132d64a157653d7b774d195252c.zip FreeBSD-src-eacf4d0259b7c132d64a157653d7b774d195252c.tar.gz | |
Rewrite a loop in vm_map_wire() so that gcc doesn't think that the variable
"rv" is uninitialized.
Reported by: bz
| -rw-r--r-- | sys/vm/vm_map.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/vm/vm_map.c b/sys/vm/vm_map.c index 67977eb..68ae0d2 100644 --- a/sys/vm/vm_map.c +++ b/sys/vm/vm_map.c @@ -2569,8 +2569,8 @@ vm_map_wire(vm_map_t map, vm_offset_t start, vm_offset_t end, vm_map_busy(map); vm_map_unlock(map); - for (faddr = saved_start; faddr < saved_end; faddr += - PAGE_SIZE) { + faddr = saved_start; + do { /* * Simulate a fault to get the page and enter * it into the physical map. @@ -2578,7 +2578,7 @@ vm_map_wire(vm_map_t map, vm_offset_t start, vm_offset_t end, if ((rv = vm_fault(map, faddr, VM_PROT_NONE, VM_FAULT_CHANGE_WIRING)) != KERN_SUCCESS) break; - } + } while ((faddr += PAGE_SIZE) < saved_end); vm_map_lock(map); vm_map_unbusy(map); if (last_timestamp + 1 != map->timestamp) { |
