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| author | alc <alc@FreeBSD.org> | 2006-10-22 21:18:48 +0000 |
|---|---|---|
| committer | alc <alc@FreeBSD.org> | 2006-10-22 21:18:48 +0000 |
| commit | 5d9c66a3f8fe76b65b02406c551668f4b645abf5 (patch) | |
| tree | 43e03c6bedc6aa126229bf727c93fe15277a8a53 /sys/kern/kern_exec.c | |
| parent | cc74fcabb418a714919dc9abc75e57e47b0a058c (diff) | |
| download | FreeBSD-src-5d9c66a3f8fe76b65b02406c551668f4b645abf5.zip FreeBSD-src-5d9c66a3f8fe76b65b02406c551668f4b645abf5.tar.gz | |
The page queues lock is no longer required by vm_page_busy() or
vm_page_wakeup(). Reduce or eliminate its use accordingly.
Diffstat (limited to 'sys/kern/kern_exec.c')
| -rw-r--r-- | sys/kern/kern_exec.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/sys/kern/kern_exec.c b/sys/kern/kern_exec.c index be7dbe6..e513908 100644 --- a/sys/kern/kern_exec.c +++ b/sys/kern/kern_exec.c @@ -829,9 +829,7 @@ exec_map_first_page(imgp) break; if ((ma[i]->oflags & VPO_BUSY) || ma[i]->busy) break; - vm_page_lock_queues(); vm_page_busy(ma[i]); - vm_page_unlock_queues(); } else { ma[i] = vm_page_alloc(object, i, VM_ALLOC_NORMAL); @@ -855,8 +853,8 @@ exec_map_first_page(imgp) } vm_page_lock_queues(); vm_page_hold(ma[0]); - vm_page_wakeup(ma[0]); vm_page_unlock_queues(); + vm_page_wakeup(ma[0]); VM_OBJECT_UNLOCK(object); imgp->firstpage = sf_buf_alloc(ma[0], 0); |
