diff options
| author |   tedu <tedu@openbsd.org> | 2019-02-10 20:05:04 +0000 |
|---|---|---|
| committer | tedu <tedu@openbsd.org> | 2019-02-10 20:05:04 +0000 |
| commit | 7d335b5a08ebbd3bbbddac55da0218b99f53611a (patch) | |
| tree | 3bdacabc2aecf6af467c199036cdb34576809dca /sys/kern/subr_pool.c | |
| parent | make it possible to reduce kmem pressure by letting some pools use a more (diff) | |
| download | wireguard-openbsd-7d335b5a08ebbd3bbbddac55da0218b99f53611a.tar.xz wireguard-openbsd-7d335b5a08ebbd3bbbddac55da0218b99f53611a.zip | |
if waitok flag is set, have the interrupt multipage allocator redirect
to the not interrupt allocator.
Diffstat (limited to 'sys/kern/subr_pool.c')
| -rw-r--r-- | sys/kern/subr_pool.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/sys/kern/subr_pool.c b/sys/kern/subr_pool.c index fbe077a5d61..f924edd6a39 100644 --- a/sys/kern/subr_pool.c +++ b/sys/kern/subr_pool.c @@ -1,4 +1,4 @@ -/* $OpenBSD: subr_pool.c,v 1.224 2019/02/10 20:02:37 tedu Exp $ */ +/* $OpenBSD: subr_pool.c,v 1.225 2019/02/10 20:05:04 tedu Exp $ */ /* $NetBSD: subr_pool.c,v 1.61 2001/09/26 07:14:56 chs Exp $ */ /*- @@ -1638,6 +1638,9 @@ pool_multi_alloc(struct pool *pp, int flags, int *slowdown) void *v; int s; + if (flags & PR_WAITOK) + return pool_multi_alloc_ni(pp, flags, slowdown); + if (POOL_INPGHDR(pp)) kv.kv_align = pp->pr_pgsize; @@ -1657,6 +1660,11 @@ pool_multi_free(struct pool *pp, int flags, void *v) struct kmem_va_mode kv = kv_intrsafe; int s; + if (flags & PR_WAITOK) { + pool_multi_free_ni(pp, flags, v); + return; + } + if (POOL_INPGHDR(pp)) kv.kv_align = pp->pr_pgsize; |