* [Qemu-devel] [PATCH] Simplify cpu_exec_all to tcg_exec_all
@ 2011-09-26 7:40 Jan Kiszka
2011-11-01 10:00 ` Jun Koi
2011-11-01 16:21 ` Anthony Liguori
0 siblings, 2 replies; 4+ messages in thread
From: Jan Kiszka @ 2011-09-26 7:40 UTC (permalink / raw)
To: Anthony Liguori; +Cc: qemu-devel
After the removal of the non-threaded mode cpu_exec_all is now only used
by TCG. Refactor it accordingly, also dropping its unused return value.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
---
cpus.c | 14 +++++---------
cpus.h | 1 -
2 files changed, 5 insertions(+), 10 deletions(-)
diff --git a/cpus.c b/cpus.c
index 8978779..f983033 100644
--- a/cpus.c
+++ b/cpus.c
@@ -664,6 +664,8 @@ static void *qemu_kvm_cpu_thread_fn(void *arg)
return NULL;
}
+static void tcg_exec_all(void);
+
static void *qemu_tcg_cpu_thread_fn(void *arg)
{
CPUState *env = arg;
@@ -685,7 +687,7 @@ static void *qemu_tcg_cpu_thread_fn(void *arg)
}
while (1) {
- cpu_exec_all();
+ tcg_exec_all();
if (use_icount && qemu_next_icount_deadline() <= 0) {
qemu_notify_event();
}
@@ -925,7 +927,7 @@ static int tcg_cpu_exec(CPUState *env)
return ret;
}
-bool cpu_exec_all(void)
+static void tcg_exec_all(void)
{
int r;
@@ -942,12 +944,7 @@ bool cpu_exec_all(void)
(env->singlestep_enabled & SSTEP_NOTIMER) == 0);
if (cpu_can_run(env)) {
- if (kvm_enabled()) {
- r = kvm_cpu_exec(env);
- qemu_kvm_eat_signals(env);
- } else {
- r = tcg_cpu_exec(env);
- }
+ r = tcg_cpu_exec(env);
if (r == EXCP_DEBUG) {
cpu_handle_guest_debug(env);
break;
@@ -957,7 +954,6 @@ bool cpu_exec_all(void)
}
}
exit_request = 0;
- return !all_cpu_threads_idle();
}
void set_numa_modes(void)
diff --git a/cpus.h b/cpus.h
index 5885885..bb91684 100644
--- a/cpus.h
+++ b/cpus.h
@@ -15,7 +15,6 @@ void cpu_synchronize_all_post_init(void);
/* vl.c */
extern int smp_cores;
extern int smp_threads;
-bool cpu_exec_all(void);
void set_numa_modes(void);
void set_cpu_log(const char *optarg);
void set_cpu_log_filename(const char *optarg);
--
1.7.3.4
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [Qemu-devel] [PATCH] Simplify cpu_exec_all to tcg_exec_all
2011-09-26 7:40 [Qemu-devel] [PATCH] Simplify cpu_exec_all to tcg_exec_all Jan Kiszka
@ 2011-11-01 10:00 ` Jun Koi
2011-11-01 13:42 ` Jan Kiszka
2011-11-01 16:21 ` Anthony Liguori
1 sibling, 1 reply; 4+ messages in thread
From: Jun Koi @ 2011-11-01 10:00 UTC (permalink / raw)
To: Jan Kiszka; +Cc: Anthony Liguori, qemu-devel
i have sent a patch, which duplicated the function of this patch.
this one was not approved yet??
thanks,
Jun
On Mon, Sep 26, 2011 at 3:40 PM, Jan Kiszka <jan.kiszka@siemens.com> wrote:
> After the removal of the non-threaded mode cpu_exec_all is now only used
> by TCG. Refactor it accordingly, also dropping its unused return value.
>
> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
> ---
> cpus.c | 14 +++++---------
> cpus.h | 1 -
> 2 files changed, 5 insertions(+), 10 deletions(-)
>
> diff --git a/cpus.c b/cpus.c
> index 8978779..f983033 100644
> --- a/cpus.c
> +++ b/cpus.c
> @@ -664,6 +664,8 @@ static void *qemu_kvm_cpu_thread_fn(void *arg)
> return NULL;
> }
>
> +static void tcg_exec_all(void);
> +
> static void *qemu_tcg_cpu_thread_fn(void *arg)
> {
> CPUState *env = arg;
> @@ -685,7 +687,7 @@ static void *qemu_tcg_cpu_thread_fn(void *arg)
> }
>
> while (1) {
> - cpu_exec_all();
> + tcg_exec_all();
> if (use_icount && qemu_next_icount_deadline() <= 0) {
> qemu_notify_event();
> }
> @@ -925,7 +927,7 @@ static int tcg_cpu_exec(CPUState *env)
> return ret;
> }
>
> -bool cpu_exec_all(void)
> +static void tcg_exec_all(void)
> {
> int r;
>
> @@ -942,12 +944,7 @@ bool cpu_exec_all(void)
> (env->singlestep_enabled & SSTEP_NOTIMER) == 0);
>
> if (cpu_can_run(env)) {
> - if (kvm_enabled()) {
> - r = kvm_cpu_exec(env);
> - qemu_kvm_eat_signals(env);
> - } else {
> - r = tcg_cpu_exec(env);
> - }
> + r = tcg_cpu_exec(env);
> if (r == EXCP_DEBUG) {
> cpu_handle_guest_debug(env);
> break;
> @@ -957,7 +954,6 @@ bool cpu_exec_all(void)
> }
> }
> exit_request = 0;
> - return !all_cpu_threads_idle();
> }
>
> void set_numa_modes(void)
> diff --git a/cpus.h b/cpus.h
> index 5885885..bb91684 100644
> --- a/cpus.h
> +++ b/cpus.h
> @@ -15,7 +15,6 @@ void cpu_synchronize_all_post_init(void);
> /* vl.c */
> extern int smp_cores;
> extern int smp_threads;
> -bool cpu_exec_all(void);
> void set_numa_modes(void);
> void set_cpu_log(const char *optarg);
> void set_cpu_log_filename(const char *optarg);
> --
> 1.7.3.4
>
>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Qemu-devel] [PATCH] Simplify cpu_exec_all to tcg_exec_all
2011-11-01 10:00 ` Jun Koi
@ 2011-11-01 13:42 ` Jan Kiszka
0 siblings, 0 replies; 4+ messages in thread
From: Jan Kiszka @ 2011-11-01 13:42 UTC (permalink / raw)
To: Jun Koi; +Cc: Anthony Liguori, qemu-devel
[-- Attachment #1: Type: text/plain, Size: 234 bytes --]
On 2011-11-01 11:00, Jun Koi wrote:
> i have sent a patch, which duplicated the function of this patch.
>
> this one was not approved yet??
I assume my patch is in some queue, just waiting to be reviewed and applied.
Jan
[-- Attachment #2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 262 bytes --]
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Qemu-devel] [PATCH] Simplify cpu_exec_all to tcg_exec_all
2011-09-26 7:40 [Qemu-devel] [PATCH] Simplify cpu_exec_all to tcg_exec_all Jan Kiszka
2011-11-01 10:00 ` Jun Koi
@ 2011-11-01 16:21 ` Anthony Liguori
1 sibling, 0 replies; 4+ messages in thread
From: Anthony Liguori @ 2011-11-01 16:21 UTC (permalink / raw)
To: Jan Kiszka; +Cc: qemu-devel
On 09/26/2011 02:40 AM, Jan Kiszka wrote:
> After the removal of the non-threaded mode cpu_exec_all is now only used
> by TCG. Refactor it accordingly, also dropping its unused return value.
>
> Signed-off-by: Jan Kiszka<jan.kiszka@siemens.com>
Applied. Thanks.
Regards,
Anthony Liguori
> ---
> cpus.c | 14 +++++---------
> cpus.h | 1 -
> 2 files changed, 5 insertions(+), 10 deletions(-)
>
> diff --git a/cpus.c b/cpus.c
> index 8978779..f983033 100644
> --- a/cpus.c
> +++ b/cpus.c
> @@ -664,6 +664,8 @@ static void *qemu_kvm_cpu_thread_fn(void *arg)
> return NULL;
> }
>
> +static void tcg_exec_all(void);
> +
> static void *qemu_tcg_cpu_thread_fn(void *arg)
> {
> CPUState *env = arg;
> @@ -685,7 +687,7 @@ static void *qemu_tcg_cpu_thread_fn(void *arg)
> }
>
> while (1) {
> - cpu_exec_all();
> + tcg_exec_all();
> if (use_icount&& qemu_next_icount_deadline()<= 0) {
> qemu_notify_event();
> }
> @@ -925,7 +927,7 @@ static int tcg_cpu_exec(CPUState *env)
> return ret;
> }
>
> -bool cpu_exec_all(void)
> +static void tcg_exec_all(void)
> {
> int r;
>
> @@ -942,12 +944,7 @@ bool cpu_exec_all(void)
> (env->singlestep_enabled& SSTEP_NOTIMER) == 0);
>
> if (cpu_can_run(env)) {
> - if (kvm_enabled()) {
> - r = kvm_cpu_exec(env);
> - qemu_kvm_eat_signals(env);
> - } else {
> - r = tcg_cpu_exec(env);
> - }
> + r = tcg_cpu_exec(env);
> if (r == EXCP_DEBUG) {
> cpu_handle_guest_debug(env);
> break;
> @@ -957,7 +954,6 @@ bool cpu_exec_all(void)
> }
> }
> exit_request = 0;
> - return !all_cpu_threads_idle();
> }
>
> void set_numa_modes(void)
> diff --git a/cpus.h b/cpus.h
> index 5885885..bb91684 100644
> --- a/cpus.h
> +++ b/cpus.h
> @@ -15,7 +15,6 @@ void cpu_synchronize_all_post_init(void);
> /* vl.c */
> extern int smp_cores;
> extern int smp_threads;
> -bool cpu_exec_all(void);
> void set_numa_modes(void);
> void set_cpu_log(const char *optarg);
> void set_cpu_log_filename(const char *optarg);
^ permalink raw reply [flat|nested] 4+ messages in thread
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2011-09-26 7:40 [Qemu-devel] [PATCH] Simplify cpu_exec_all to tcg_exec_all Jan Kiszka
2011-11-01 10:00 ` Jun Koi
2011-11-01 13:42 ` Jan Kiszka
2011-11-01 16:21 ` Anthony Liguori
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