Mercurial > hvf > hvf
changeset 653:0d289341e756
cp: maintain a circular buffer of Channel Report Words
Signed-off-by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
| author | Josef 'Jeff' Sipek <jeffpc@josefsipek.net> |
|---|---|
| date | Thu, 29 Mar 2012 17:42:13 -0400 |
| parents | c195a73e0204 |
| children | 57988d03241d |
| files | cp/guest/attach.c cp/guest/init.c cp/include/vcpu.h |
| diffstat | 3 files changed, 10 insertions(+), 4 deletions(-) [+] |
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--- a/cp/guest/attach.c Tue Jul 30 21:58:41 2019 -0400 +++ b/cp/guest/attach.c Thu Mar 29 17:42:13 2012 -0400 @@ -1,17 +1,18 @@ /* - * (C) Copyright 2007-2011 Josef 'Jeff' Sipek <jeffpc@josefsipek.net> + * (C) Copyright 2007-2012 Josef 'Jeff' Sipek <jeffpc@josefsipek.net> * * This file is released under the GPLv2. See the COPYING file for more * details. */ +#include <circbuf.h> #include <vcpu.h> #include <guest.h> #include <sclp.h> static void guest_append_crw(struct virt_sys *sys, struct crw *crw) { - FIXME("guest CRW was not queued"); + insert_circbuf(&sys->crws, crw); } int guest_attach(struct virt_sys *sys, u64 rdev, u64 vdev)
--- a/cp/guest/init.c Tue Jul 30 21:58:41 2019 -0400 +++ b/cp/guest/init.c Thu Mar 29 17:42:13 2012 -0400 @@ -1,5 +1,5 @@ /* - * (C) Copyright 2007-2011 Josef 'Jeff' Sipek <jeffpc@josefsipek.net> + * (C) Copyright 2007-2012 Josef 'Jeff' Sipek <jeffpc@josefsipek.net> * * This file is released under the GPLv2. See the COPYING file for more * details. @@ -213,6 +213,8 @@ if (!sys) return NULL; + init_circbuf(&sys->crws, struct crw, NUM_CRWS); + if (alloc_console(&sys->console)) goto free;
--- a/cp/include/vcpu.h Tue Jul 30 21:58:41 2019 -0400 +++ b/cp/include/vcpu.h Thu Mar 29 17:42:13 2012 -0400 @@ -1,5 +1,5 @@ /* - * (C) Copyright 2007-2011 Josef 'Jeff' Sipek <jeffpc@josefsipek.net> + * (C) Copyright 2007-2012 Josef 'Jeff' Sipek <jeffpc@josefsipek.net> * * This file is released under the GPLv2. See the COPYING file for more * details. @@ -9,6 +9,7 @@ #define __VCPU_H #include <list.h> +#include <circbuf.h> #include <console.h> #include <mutex.h> @@ -66,6 +67,7 @@ u8 *bigbuf; }; +#define NUM_CRWS 32 struct virt_sys { struct task *task; /* the virtual CPU task */ struct virt_cpu *cpu; /* the virtual CPU state */ @@ -83,6 +85,7 @@ mutex_t virt_devs_lock; struct list_head virt_devs; /* list of guest virtual devs */ + CIRCBUF(crws, NUM_CRWS, struct crw); struct address_space as; /* the guest storage */ };