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Make sure to call xbdback_trampoline() at splbio()

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This commit is contained in:
bouyer 2011-08-04 18:01:49 +00:00
parent f02273fb5e
commit 0ef67b2899
1 changed files with 4 additions and 6 deletions
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10
sys/arch/xen/xen/xbdback_xenbus.c
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@ -1,4 +1,4 @@
/* $NetBSD: xbdback_xenbus.c,v 1.41 2011/07/24 23:56:34 jym Exp $ */
/* $NetBSD: xbdback_xenbus.c,v 1.42 2011/08/04 18:01:49 bouyer Exp $ */
/*
* Copyright (c) 2006 Manuel Bouyer.
@ -26,7 +26,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: xbdback_xenbus.c,v 1.41 2011/07/24 23:56:34 jym Exp $");
__KERNEL_RCSID(0, "$NetBSD: xbdback_xenbus.c,v 1.42 2011/08/04 18:01:49 bouyer Exp $");
#include <sys/types.h>
#include <sys/param.h>
@ -1657,19 +1657,17 @@ xbdback_shm_callback(void *arg)
case 0:
xbd_io->xio_mapped = 1;
SIMPLEQ_REMOVE_HEAD(&xbdback_shmq, xbdi_on_hold);
splx(s);
(void)splbio();
xbdback_trampoline(xbdi, xbdi);
s = splvm();
break;
default:
SIMPLEQ_REMOVE_HEAD(&xbdback_shmq, xbdi_on_hold);
splx(s);
(void)splbio();
printf("xbdback_shm_callback: xen_shm error %d\n",
error);
xbdi->xbdi_cont = xbdi->xbdi_cont_aux;
xbdback_io_error(xbd_io, error);
xbdback_trampoline(xbdi, xbdi);
s = splvm();
break;
}
}