Date: Thu, 7 Jun 2012 19:46:46 +0000 (UTC) From: Mikolaj Golub <trociny@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r236724 - head/sys/net Message-ID: <201206071946.q57Jkkwi008010@svn.freebsd.org>
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Author: trociny Date: Thu Jun 7 19:46:46 2012 New Revision: 236724 URL: http://svn.freebsd.org/changeset/base/236724 Log: Add VIMAGE support to if_tap. PR: kern/152047, kern/158686 Submitted by: Daan Vreeken <pa4dan Bliksem.VEHosting.nl> MFC after: 1 week Modified: head/sys/net/if_tap.c Modified: head/sys/net/if_tap.c ============================================================================== --- head/sys/net/if_tap.c Thu Jun 7 19:19:12 2012 (r236723) +++ head/sys/net/if_tap.c Thu Jun 7 19:46:46 2012 (r236724) @@ -42,6 +42,7 @@ #include <sys/conf.h> #include <sys/fcntl.h> #include <sys/filio.h> +#include <sys/jail.h> #include <sys/kernel.h> #include <sys/malloc.h> #include <sys/mbuf.h> @@ -66,6 +67,7 @@ #include <net/if_dl.h> #include <net/route.h> #include <net/if_types.h> +#include <net/vnet.h> #include <netinet/in.h> @@ -214,6 +216,7 @@ tap_destroy(struct tap_softc *tp) KASSERT(!(tp->tap_flags & TAP_OPEN), ("%s flags is out of sync", ifp->if_xname)); + CURVNET_SET(ifp->if_vnet); seldrain(&tp->tap_rsel); knlist_destroy(&tp->tap_rsel.si_note); destroy_dev(tp->tap_dev); @@ -222,6 +225,7 @@ tap_destroy(struct tap_softc *tp) mtx_destroy(&tp->tap_mtx); free(tp, M_TAP); + CURVNET_RESTORE(); } static void @@ -363,6 +367,7 @@ tapclone(void *arg, struct ucred *cred, if (unit == -1) append_unit = 1; + CURVNET_SET(CRED_TO_VNET(cred)); /* find any existing device, or allocate new unit number */ i = clone_create(&tapclones, &tap_cdevsw, &unit, dev, extra); if (i) { @@ -381,6 +386,7 @@ tapclone(void *arg, struct ucred *cred, } if_clone_create(name, namelen, NULL); + CURVNET_RESTORE(); } /* tapclone */ @@ -521,6 +527,7 @@ tapclose(struct cdev *dev, int foo, int /* junk all pending output */ mtx_lock(&tp->tap_mtx); + CURVNET_SET(ifp->if_vnet); IF_DRAIN(&ifp->if_snd); /* @@ -544,6 +551,8 @@ tapclose(struct cdev *dev, int foo, int } if_link_state_change(ifp, LINK_STATE_DOWN); + CURVNET_RESTORE(); + funsetown(&tp->tap_sigio); selwakeuppri(&tp->tap_rsel, PZERO+1); KNOTE_LOCKED(&tp->tap_rsel.si_note, 0); @@ -945,7 +954,9 @@ tapwrite(struct cdev *dev, struct uio *u } /* Pass packet up to parent. */ + CURVNET_SET(ifp->if_vnet); (*ifp->if_input)(ifp, m); + CURVNET_RESTORE(); ifp->if_ipackets ++; /* ibytes are counted in parent */ return (0);
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