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Re: [Qemu-devel] Latest Git fails to compile in cpus.c
From: |
Blue Swirl |
Subject: |
Re: [Qemu-devel] Latest Git fails to compile in cpus.c |
Date: |
Mon, 12 Apr 2010 20:33:27 +0300 |
On 4/12/10, Marcelo Tosatti <address@hidden> wrote:
> On Sun, Apr 11, 2010 at 07:29:04PM +0300, Blue Swirl wrote:
> > On 4/8/10, Marcelo Tosatti <address@hidden> wrote:
> > > On Wed, Apr 07, 2010 at 09:02:53PM +0300, Blue Swirl wrote:
> > > > On 4/7/10, malc <address@hidden> wrote:
> > > > > On Wed, 7 Apr 2010, Nigel Horne wrote:
> > > > >
> > > > > > ./configure --enable-linux-aio --enable-io-thread --enable-kvm:
> > > > > >
> > > > > > ....
> > > > > >
> > > > > > /home/njh/src/qemu/cpus.c:360: error: ?SIG_IPI? undeclared
> (first use in this
> > > > > > function)
> > > > > > /home/njh/src/qemu/cpus.c:360: error: (Each undeclared
> identifier is reported
> > > > > > only once
> > > > >
> > > > >
> > > > > And even if one defines that things will still not work due to:
> > > > > .../cpus.c:657: error: 'vmstop_requested' undeclared (first use in
> this function)
> > > > >
> > > > > IOW --enable-io-thread is broken as it is now.
> > > >
> > > > Didn't anybody test the patch I sent:
> > > > http://lists.gnu.org/archive/html/qemu-devel/2010-04/msg00051.html
> > > >
> > >
> > >
> > > The broadcast must be signalled after the machine is fully initialized.
> >
> > I made a new version which does not change the call sequence.
>
>
> ACK
Thanks for the ACK, applied.
> > From cad37052c7dd2a7a572614b62d76d9f2e8a2a406 Mon Sep 17 00:00:00 2001
> > From: Blue Swirl <address@hidden>
> > Date: Sun, 11 Apr 2010 16:26:54 +0000
> > Subject: [PATCH] Fix build when configured with --enable-io-thread
> >
> > Signed-off-by: Blue Swirl <address@hidden>
> > ---
> > cpus.c | 16 ++++++++++++++++
> > cpus.h | 4 +++-
> > vl.c | 13 ++-----------
> > 3 files changed, 21 insertions(+), 12 deletions(-)
> >
> > diff --git a/cpus.c b/cpus.c
> > index 0debe77..8450ee4 100644
> > --- a/cpus.c
> > +++ b/cpus.c
> > @@ -33,6 +33,12 @@
> >
> > #include "cpus.h"
> >
> > +#ifdef SIGRTMIN
> > +#define SIG_IPI (SIGRTMIN+4)
> > +#else
> > +#define SIG_IPI SIGUSR1
> > +#endif
> > +
> > static CPUState *cur_cpu;
> > static CPUState *next_cpu;
> >
> > @@ -226,6 +232,10 @@ int qemu_init_main_loop(void)
> > return qemu_event_init();
> > }
> >
> > +void qemu_main_loop_start(void)
> > +{
> > +}
> > +
> > void qemu_init_vcpu(void *_env)
> > {
> > CPUState *env = _env;
> > @@ -318,6 +328,12 @@ int qemu_init_main_loop(void)
> > return 0;
> > }
> >
> > +void qemu_main_loop_start(void)
> > +{
> > + qemu_system_ready = 1;
> > + qemu_cond_broadcast(&qemu_system_cond);
> > +}
> > +
> > static void qemu_wait_io_event_common(CPUState *env)
> > {
> > if (env->stop) {
> > diff --git a/cpus.h b/cpus.h
> > index 67c9a3b..4ebad3a 100644
> > --- a/cpus.h
> > +++ b/cpus.h
> > @@ -1,8 +1,9 @@
> > #ifndef QEMU_CPUS_H
> > #define QEMU_CPUS_H
> >
> > -/* cpu-common.c */
> > +/* cpus.c */
> > int qemu_init_main_loop(void);
> > +void qemu_main_loop_start(void);
> > void resume_all_vcpus(void);
> > void pause_all_vcpus(void);
> >
> > @@ -10,6 +11,7 @@ void pause_all_vcpus(void);
> > extern int smp_cores;
> > extern int smp_threads;
> > extern int debug_requested;
> > +extern int vmstop_requested;
> > void vm_state_notify(int running, int reason);
> > bool tcg_cpu_exec(void);
> > void set_numa_modes(void);
> > diff --git a/vl.c b/vl.c
> > index ea79ac4..4fb55b8 100644
> > --- a/vl.c
> > +++ b/vl.c
> > @@ -244,12 +244,6 @@ int kvm_allowed = 0;
> > uint32_t xen_domid;
> > enum xen_mode xen_mode = XEN_EMULATE;
> >
> > -#ifdef SIGRTMIN
> > -#define SIG_IPI (SIGRTMIN+4)
> > -#else
> > -#define SIG_IPI SIGUSR1
> > -#endif
> > -
> > static int default_serial = 1;
> > static int default_parallel = 1;
> > static int default_virtcon = 1;
> > @@ -1717,7 +1711,7 @@ static int reset_requested;
> > static int shutdown_requested;
> > static int powerdown_requested;
> > int debug_requested;
> > -static int vmstop_requested;
> > +int vmstop_requested;
> >
> > int qemu_shutdown_requested(void)
> > {
> > @@ -1955,10 +1949,7 @@ static void main_loop(void)
> > {
> > int r;
> >
> > -#ifdef CONFIG_IOTHREAD
> > - qemu_system_ready = 1;
> > - qemu_cond_broadcast(&qemu_system_cond);
> > -#endif
> > + qemu_main_loop_start();
> >
> > for (;;) {
> > do {
> > --
> > 1.5.6.5
> >
>
>