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authordavide <davide@FreeBSD.org>2013-08-23 14:12:39 +0000
committerdavide <davide@FreeBSD.org>2013-08-23 14:12:39 +0000
commit7cf3eec1d47287096a555d0fc2d1d8052234abf5 (patch)
treecf0fd0554d2a91e22e4c56d86234981ed8f3fa10 /sys/sys/callout.h
parentd2eb50cd0ca5fb81f2abdfd917bf5c0ce0fe9ac7 (diff)
downloadFreeBSD-src-7cf3eec1d47287096a555d0fc2d1d8052234abf5.zip
FreeBSD-src-7cf3eec1d47287096a555d0fc2d1d8052234abf5.tar.gz
Introduce callout_init_rm() so that callouts can be used in conjunction
with rmlocks. This works only with non-sleepable rm because handlers run in SWI context. While here, document the new KPI in the timeout(9) manpage. Requested by: adrian, scottl Reviewed by: mav, remko(manpage)
Diffstat (limited to 'sys/sys/callout.h')
-rw-r--r--sys/sys/callout.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/sys/sys/callout.h b/sys/sys/callout.h
index 9e3eb90..536a0c5 100644
--- a/sys/sys/callout.h
+++ b/sys/sys/callout.h
@@ -71,6 +71,9 @@ void _callout_init_lock(struct callout *, struct lock_object *, int);
#define callout_init_mtx(c, mtx, flags) \
_callout_init_lock((c), ((mtx) != NULL) ? &(mtx)->lock_object : \
NULL, (flags))
+#define callout_init_rm(c, rm, flags)
+ _callout_init_lock((c), ((rm != NULL) ? &(rm)->lock_object : \
+ NULL, (flags))
#define callout_init_rw(c, rw, flags) \
_callout_init_lock((c), ((rw) != NULL) ? &(rw)->lock_object : \
NULL, (flags))
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