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From: Stefan Weil <sw@weilnetz.de>
To: Anthony Liguori <aliguori@us.ibm.com>
Cc: Stefan Weil <sw@weilnetz.de>,
	qemu-devel@nongnu.org, Fabien Chouteau <chouteau@adacore.com>
Subject: [Qemu-devel] [PATCH 3/4] Release SMP restriction on Windows
Date: Fri, 12 Apr 2013 18:34:45 +0200	[thread overview]
Message-ID: <1365784486-617-4-git-send-email-sw@weilnetz.de> (raw)
In-Reply-To: <1365784486-617-1-git-send-email-sw@weilnetz.de>

From: Fabien Chouteau <chouteau@adacore.com>

The previous patches make QEMU SMP safe on Windows, we can now release
the restriction.

Signed-off-by: Fabien Chouteau <chouteau@adacore.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Stefan Weil <sw@weilnetz.de>
---
 os-win32.c |   18 ------------------
 1 file changed, 18 deletions(-)

diff --git a/os-win32.c b/os-win32.c
index 9673a81..c7f6b5c 100644
--- a/os-win32.c
+++ b/os-win32.c
@@ -69,25 +69,7 @@ static BOOL WINAPI qemu_ctrl_handler(DWORD type)
 
 void os_setup_early_signal_handling(void)
 {
-    /* Note: cpu_interrupt() is currently not SMP safe, so we force
-       QEMU to run on a single CPU */
-    HANDLE h;
-    DWORD_PTR mask, smask;
-    int i;
-
     SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
-
-    h = GetCurrentProcess();
-    if (GetProcessAffinityMask(h, &mask, &smask)) {
-        for(i = 0; i < 32; i++) {
-            if (mask & (1 << i))
-                break;
-        }
-        if (i != 32) {
-            mask = 1 << i;
-            SetProcessAffinityMask(h, mask);
-        }
-    }
 }
 
 /* Look for support files in the same directory as the executable.  */
-- 
1.7.10.4

  parent reply	other threads:[~2013-04-12 16:35 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-04-12 16:34 [Qemu-devel] [PULL 0/4] MinGW patches for QEMU Stefan Weil
2013-04-12 16:34 ` [Qemu-devel] [PATCH 1/4] Check effective suspension of TCG thread Stefan Weil
2013-04-12 16:34 ` [Qemu-devel] [PATCH 2/4] Ensure good ordering of memory instruction in cpu_exec Stefan Weil
2013-04-12 16:34 ` Stefan Weil [this message]
2013-04-12 16:34 ` [Qemu-devel] [PATCH 4/4] qemu-timer: move timeBeginPeriod/timeEndPeriod to os-win32 Stefan Weil
2013-04-13 12:34 ` [Qemu-devel] [PULL 0/4] MinGW patches for QEMU Aurelien Jarno

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