File 0009-qemu-cvs-sched_getaffinity.patch of Package qemu

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File 0009-qemu-cvs-sched_getaffinity.patch of Package qemu (Revision 49f4bdeb44c16671906b9662c6b15e50)

Currently displaying revision 49f4bdeb44c16671906b9662c6b15e50 , Show latest

From 026ee1029cfeb6c802ee715372992fb3c847bd27 Mon Sep 17 00:00:00 2001
From: Ulrich Hecht <uli@suse.de>
Date: Tue, 14 Apr 2009 16:30:16 +0200
Subject: [PATCH 09/17] qemu-cvs-sched_getaffinity

Implements sched_getaffinity syscall.

Signed-off-by: Ulrich Hecht <uli@suse.de>
---
 linux-user/syscall.c |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index b51634b..81bf1f0 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -164,6 +164,7 @@ static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5,	\
 }
 
 
+#define __NR_sys_sched_getaffinity __NR_sched_getaffinity
 #define __NR_sys_uname __NR_uname
 #define __NR_sys_faccessat __NR_faccessat
 #define __NR_sys_fchmodat __NR_fchmodat
@@ -223,6 +224,9 @@ _syscall3(int,sys_tgkill,int,tgid,int,pid,int,sig)
 #if defined(TARGET_NR_tkill) && defined(__NR_tkill)
 _syscall2(int,sys_tkill,int,tid,int,sig)
 #endif
+#ifdef __NR_sys_sched_getaffinity
+_syscall3(int,sys_sched_getaffinity,pid_t,pid,unsigned int,cpusetsize,void*,mask)
+#endif
 #ifdef __NR_exit_group
 _syscall1(int,exit_group,int,error_code)
 #endif
@@ -7505,6 +7509,18 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
         break;
 #endif
 #endif
+
+#ifdef TARGET_NR_sched_getaffinity
+    case TARGET_NR_sched_getaffinity:
+    {
+        cpu_set_t *mask;
+        lock_user_struct(VERIFY_READ, mask, arg3, 1);                                                                                                          
+        ret = get_errno(sys_sched_getaffinity((pid_t)arg1, (unsigned int)arg2, mask));
+        unlock_user_struct(mask, arg3, 0);                                                                                                        
+        break;
+    }
+#endif
+
     default:
     unimplemented:
         gemu_log("qemu: Unsupported syscall: %d\n", num);
-- 
1.7.1

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File 0009-qemu-cvs-sched_getaffinity.patch of Package qemu (Revision 49f4bdeb44c16671906b9662c6b15e50)

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