src/sys/kern/subr_pool.c - diff

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version 1.89, 2003/12/29 16:04:58

version 1.90, 2004/01/09 19:00:16

Line 937 pool_do_put(struct pool *pp, void *v)

* If this page is now empty, do one of two things:

* (1) If we have more pages than the page high water mark,

* free the page back to the system.

* or if we are flagged as immediately freeing back idle

* pages, free the page back to the system. ONLY CONSIDER

* FREEING BACK A PAGE IF WE HAVE MORE THAN OUR MINIMUM PAGE

* CLAIM.

* (2) Otherwise, move the page to the empty page list.

Line 946 pool_do_put(struct pool *pp, void *v)

Line 949 pool_do_put(struct pool *pp, void *v)

if (ph->ph_nmissing == 0) {

pp->pr_nidle++;

if (pp->pr_npages > pp->pr_maxpages ||

if (pp->pr_npages > pp->pr_minpages &&

(pp->pr_alloc->pa_flags & PA_WANT) != 0) {

(pp->pr_npages > pp->pr_maxpages ||

(pp->pr_roflags & PR_IMMEDRELEASE) != 0 ||

(pp->pr_alloc->pa_flags & PA_WANT) != 0)) {

pr_rmpage(pp, ph, NULL);

} else {

LIST_REMOVE(ph, ph_pagelist);