From: Thomas Leonard <talex5@gmail.com>
To: xen-devel@lists.xenproject.org
Cc: Thomas Leonard <talex5@gmail.com>
Subject: [PATCH 7/7] mini-os: Moved force_evtchn_callback to header
Date: Wed, 4 Jun 2014 17:06:38 +0100 [thread overview]
Message-ID: <1401897998-29569-8-git-send-email-talex5@gmail.com> (raw)
In-Reply-To: <1401897998-29569-1-git-send-email-talex5@gmail.com>
From: Karim Raslan <karim.allah.ahmed@gmail.com>
Signed-off-by: Karim Allah Ahmed <karim.allah.ahmed@gmail.com>
[talex5@gmail.com: separated from big ARM commit]
Signed-off-by: Thomas Leonard <talex5@gmail.com>
---
| 20 +-------------------
| 1 -
| 17 +++++++++++++++++
3 files changed, 18 insertions(+), 20 deletions(-)
--git a/extras/mini-os/hypervisor.c b/extras/mini-os/hypervisor.c
index b4688a0..9c79d5d 100644
--- a/extras/mini-os/hypervisor.c
+++ b/extras/mini-os/hypervisor.c
@@ -71,23 +71,6 @@ void do_hypervisor_callback(struct pt_regs *regs)
in_callback = 0;
}
-void force_evtchn_callback(void)
-{
- int save;
- vcpu_info_t *vcpu;
- vcpu = &HYPERVISOR_shared_info->vcpu_info[smp_processor_id()];
- save = vcpu->evtchn_upcall_mask;
-
- while (vcpu->evtchn_upcall_pending) {
- vcpu->evtchn_upcall_mask = 1;
- barrier();
- do_hypervisor_callback(NULL);
- barrier();
- vcpu->evtchn_upcall_mask = save;
- barrier();
- };
-}
-
inline void mask_evtchn(uint32_t port)
{
shared_info_t *s = HYPERVISOR_shared_info;
@@ -110,8 +93,7 @@ inline void unmask_evtchn(uint32_t port)
&vcpu_info->evtchn_pending_sel) )
{
vcpu_info->evtchn_upcall_pending = 1;
- if ( !vcpu_info->evtchn_upcall_mask )
- force_evtchn_callback();
+ force_evtchn_callback();
}
}
--git a/extras/mini-os/include/hypervisor.h b/extras/mini-os/include/hypervisor.h
index a62cb78..9e9cac8 100644
--- a/extras/mini-os/include/hypervisor.h
+++ b/extras/mini-os/include/hypervisor.h
@@ -35,7 +35,6 @@ extern union start_info_union start_info_union;
#define start_info (start_info_union.start_info)
/* hypervisor.c */
-void force_evtchn_callback(void);
void do_hypervisor_callback(struct pt_regs *regs);
void mask_evtchn(uint32_t port);
void unmask_evtchn(uint32_t port);
--git a/extras/mini-os/include/x86/os.h b/extras/mini-os/include/x86/os.h
index 73b8297..8eea1be 100644
--- a/extras/mini-os/include/x86/os.h
+++ b/extras/mini-os/include/x86/os.h
@@ -160,6 +160,23 @@ do { \
*/
typedef struct { volatile int counter; } atomic_t;
+static inline void force_evtchn_callback(void)
+{
+ int save;
+ vcpu_info_t *vcpu;
+ vcpu = &HYPERVISOR_shared_info->vcpu_info[smp_processor_id()];
+ save = vcpu->evtchn_upcall_mask;
+
+ while (vcpu->evtchn_upcall_pending) {
+ vcpu->evtchn_upcall_mask = 1;
+ barrier();
+ do_hypervisor_callback(NULL);
+ barrier();
+ vcpu->evtchn_upcall_mask = save;
+ barrier();
+ };
+}
+
/************************** i386 *******************************/
#ifdef __INSIDE_MINIOS__
--
2.0.0
next prev parent reply other threads:[~2014-06-04 16:08 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-02 17:49 [PATCH 0/4] mini-os: initial ARM support Thomas Leonard
2014-06-02 17:49 ` [PATCH 1/4] mini-os: Fixed shutdown thread Thomas Leonard
2014-06-03 0:51 ` Samuel Thibault
2014-06-03 9:01 ` Andrew Cooper
2014-06-02 17:49 ` [PATCH 2/4] mini-os: Tidied up code Thomas Leonard
2014-06-03 0:57 ` Samuel Thibault
2014-06-02 17:49 ` [PATCH 3/4] mini-os: Initial commit to port minios to ARM Thomas Leonard
2014-06-03 9:12 ` Julien Grall
2014-06-04 16:06 ` [PATCH 0/7] mini-os: Preparing for ARM support Thomas Leonard
2014-06-04 16:06 ` [PATCH 1/7] mini-os: Fixed shutdown thread Thomas Leonard
2014-06-04 16:06 ` [PATCH 2/7] mini-os: Tidied up code Thomas Leonard
2014-06-04 16:22 ` Andrew Cooper
2014-06-05 10:24 ` Anil Madhavapeddy
2014-06-04 16:06 ` [PATCH 3/7] mini-os: Moved events code under arch Thomas Leonard
2014-06-04 16:23 ` Julien Grall
2014-06-06 13:54 ` Ian Campbell
2014-06-06 13:57 ` Ian Campbell
2014-06-04 16:06 ` [PATCH 4/7] mini-os: Switched initial C entry point to arch_init Thomas Leonard
2014-06-06 14:05 ` Ian Campbell
2014-06-04 16:06 ` [PATCH 5/7] mini-os: Moved arch-specific xenbus code under arch Thomas Leonard
2014-06-05 14:00 ` Julien Grall
2014-06-06 14:07 ` Ian Campbell
2014-06-04 16:06 ` [PATCH 6/7] mini-os: Added rmb to xenbus code Thomas Leonard
2014-06-05 13:55 ` Julien Grall
2014-06-05 17:45 ` Thomas Leonard
2014-06-06 4:59 ` karim.allah.ahmed
2014-06-06 14:15 ` Ian Campbell
2014-06-06 15:10 ` Samuel Thibault
2014-06-06 16:40 ` Ian Campbell
2014-06-09 13:56 ` Thomas Leonard
2014-06-09 14:04 ` Thomas Leonard
2014-06-04 16:06 ` Thomas Leonard [this message]
2014-06-06 14:17 ` [PATCH 7/7] mini-os: Moved force_evtchn_callback to header Ian Campbell
2014-06-09 11:54 ` Thomas Leonard
2014-06-04 16:12 ` [PATCH 0/7] mini-os: Preparing for ARM support Andrew Cooper
2014-06-02 17:49 ` [PATCH 4/4] mini-os: Added FDT support on ARM Thomas Leonard
2014-06-06 13:51 ` Ian Campbell
2014-06-05 14:36 ` [PATCH 0/4] mini-os: initial ARM support Oleksandr Tyshchenko
2014-06-05 14:57 ` Samuel Thibault
2014-06-05 17:20 ` Oleksandr Tyshchenko
2014-06-05 17:31 ` Thomas Leonard
2014-06-05 18:07 ` Oleksandr Tyshchenko
2014-06-05 18:12 ` Thomas Leonard
2014-06-05 18:21 ` Oleksandr Tyshchenko
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