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[src/trunk]: src/sys/netipsec Don't use KEY_NEWSP for dummy SP entries



details:   https://anonhg.NetBSD.org/src/rev/0225719793fa
branches:  trunk
changeset: 825849:0225719793fa
user:      ozaki-r <ozaki-r%NetBSD.org@localhost>
date:      Wed Aug 02 03:45:57 2017 +0000

description:
Don't use KEY_NEWSP for dummy SP entries

By the change KEY_NEWSP is now not called from softint anymore
and we can use kmem_zalloc with KM_SLEEP for KEY_NEWSP.

diffstat:

 sys/netipsec/ipsec.c |  14 ++++++++------
 sys/netipsec/key.c   |  10 +++++-----
 2 files changed, 13 insertions(+), 11 deletions(-)

diffs (90 lines):

diff -r e7e4c70a1aa5 -r 0225719793fa sys/netipsec/ipsec.c
--- a/sys/netipsec/ipsec.c      Wed Aug 02 02:19:56 2017 +0000
+++ b/sys/netipsec/ipsec.c      Wed Aug 02 03:45:57 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ipsec.c,v 1.113 2017/08/02 01:28:03 ozaki-r Exp $      */
+/*     $NetBSD: ipsec.c,v 1.114 2017/08/02 03:45:57 ozaki-r Exp $      */
 /*     $FreeBSD: /usr/local/www/cvsroot/FreeBSD/src/sys/netipsec/ipsec.c,v 1.2.2.2 2003/07/01 01:38:13 sam Exp $       */
 /*     $KAME: ipsec.c,v 1.103 2001/05/24 07:14:18 sakane Exp $ */
 
@@ -32,7 +32,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ipsec.c,v 1.113 2017/08/02 01:28:03 ozaki-r Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ipsec.c,v 1.114 2017/08/02 03:45:57 ozaki-r Exp $");
 
 /*
  * IPsec controller part.
@@ -1253,7 +1253,8 @@
         * These SPs are dummy. Never be used because the policy
         * is ENTRUST. See ipsec_getpolicybysock.
         */
-       if ((new->sp_in = KEY_NEWSP()) == NULL) {
+       new->sp_in = kmem_intr_zalloc(sizeof(struct secpolicy), KM_NOSLEEP);
+       if (new->sp_in == NULL) {
                ipsec_delpcbpolicy(new);
                return ENOBUFS;
        }
@@ -1261,8 +1262,9 @@
        new->sp_in->policy = IPSEC_POLICY_ENTRUST;
        new->sp_in->created = 0; /* Indicates dummy */
 
-       if ((new->sp_out = KEY_NEWSP()) == NULL) {
-               KEY_SP_UNREF(&new->sp_in);
+       new->sp_out = kmem_intr_zalloc(sizeof(struct secpolicy), KM_NOSLEEP);
+       if (new->sp_out == NULL) {
+               kmem_intr_free(new->sp_in, sizeof(struct secpolicy));
                ipsec_delpcbpolicy(new);
                return ENOBUFS;
        }
@@ -1351,7 +1353,7 @@
 
        if (sp->created == 0)
                /* It's dummy. We can simply free it */
-               key_free_sp(sp);
+               kmem_intr_free(sp, sizeof(*sp));
        else {
                /*
                 * We cannot destroy here because it can be called in
diff -r e7e4c70a1aa5 -r 0225719793fa sys/netipsec/key.c
--- a/sys/netipsec/key.c        Wed Aug 02 02:19:56 2017 +0000
+++ b/sys/netipsec/key.c        Wed Aug 02 03:45:57 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: key.c,v 1.199 2017/08/02 02:12:42 ozaki-r Exp $        */
+/*     $NetBSD: key.c,v 1.200 2017/08/02 03:45:57 ozaki-r Exp $        */
 /*     $FreeBSD: src/sys/netipsec/key.c,v 1.3.2.3 2004/02/14 22:23:23 bms Exp $        */
 /*     $KAME: key.c,v 1.191 2001/06/27 10:46:49 sakane Exp $   */
 
@@ -32,7 +32,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: key.c,v 1.199 2017/08/02 02:12:42 ozaki-r Exp $");
+__KERNEL_RCSID(0, "$NetBSD: key.c,v 1.200 2017/08/02 03:45:57 ozaki-r Exp $");
 
 /*
  * This code is referd to RFC 2367
@@ -1376,11 +1376,11 @@
 
        while (isr != NULL) {
                nextisr = isr->next;
-               kmem_intr_free(isr, sizeof(*isr));
+               kmem_free(isr, sizeof(*isr));
                isr = nextisr;
        }
 
-       kmem_intr_free(sp, sizeof(*sp));
+       kmem_free(sp, sizeof(*sp));
 }
 
 void
@@ -1516,7 +1516,7 @@
 {
        struct secpolicy *newsp = NULL;
 
-       newsp = kmem_intr_zalloc(sizeof(struct secpolicy), KM_NOSLEEP);
+       newsp = kmem_zalloc(sizeof(struct secpolicy), KM_SLEEP);
 
        KEYDEBUG_PRINTF(KEYDEBUG_IPSEC_STAMP,
            "DP from %s:%u return SP:%p\n", where, tag, newsp);



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