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authorharti <harti@FreeBSD.org>2003-07-23 14:28:57 +0000
committerharti <harti@FreeBSD.org>2003-07-23 14:28:57 +0000
commitf8b34e3f70219ed6642f2c3ed7430361969ccccf (patch)
tree9fe86b328b35bc3515a752c557d6999aa602cfe7 /sys/netatm/uni/uniarp_vcm.c
parent162e49f535eeecc1626f095ecec2e27292d2dd24 (diff)
downloadFreeBSD-src-f8b34e3f70219ed6642f2c3ed7430361969ccccf.zip
FreeBSD-src-f8b34e3f70219ed6642f2c3ed7430361969ccccf.tar.gz
Convert a lot of uma_zalloc() calls to be NOWAIT instead of WAITOK. All
these may be called from contexts where we cannot sleep (callout handlers for example).
Diffstat (limited to 'sys/netatm/uni/uniarp_vcm.c')
-rw-r--r--sys/netatm/uni/uniarp_vcm.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/netatm/uni/uniarp_vcm.c b/sys/netatm/uni/uniarp_vcm.c
index 0e09adb..3a2bc8a 100644
--- a/sys/netatm/uni/uniarp_vcm.c
+++ b/sys/netatm/uni/uniarp_vcm.c
@@ -272,8 +272,9 @@ uniarp_svcout(ivp, dst)
/*
* We're a client with an open VCC to the server, get a new arp entry
+ * May be called from timeout - don't wait.
*/
- uap = uma_zalloc(uniarp_zone, M_WAITOK);
+ uap = uma_zalloc(uniarp_zone, M_NOWAIT);
if (uap == NULL) {
(void) splx(s);
return (MAP_FAILED);
@@ -433,8 +434,9 @@ uniarp_svcin(ivp, dst, dstsub)
/*
* No info in the cache - get a new arp entry
+ * May be called from timeout - don't wait.
*/
- uap = uma_zalloc(uniarp_zone, M_WAITOK | M_ZERO);
+ uap = uma_zalloc(uniarp_zone, M_NOWAIT | M_ZERO);
if (uap == NULL) {
(void) splx(s);
return (MAP_FAILED);
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