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Simplify sf_buf_alloc().

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This commit is contained in:
Alan Cox 2004-03-14 04:06:33 +00:00
parent a5bdcb2a2f
commit 9a63fc0df0
1 changed files with 1 additions and 2 deletions
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3
sys/i386/i386/vm_machdep.c
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@ -616,10 +616,9 @@ sf_buf_alloc(struct vm_page *m)
mtx_lock(&sf_buf_lock);
LIST_FOREACH(sf, hash_list, list_entry) {
if (sf->m == m) {
if (sf->ref_count == 0)
TAILQ_REMOVE(&sf_buf_freelist, sf, free_entry);
sf->ref_count++;
if (sf->ref_count == 1) {
TAILQ_REMOVE(&sf_buf_freelist, sf, free_entry);
nsfbufsused++;
nsfbufspeak = imax(nsfbufspeak, nsfbufsused);
}