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From: Nathan Froyd <froydnj@codesourcery.com>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [PATCH 2/7] target-ppc: fix cpu_clone_regs
Date: Thu,  4 Jun 2009 11:51:57 -0700	[thread overview]
Message-ID: <1244141522-21802-3-git-send-email-froydnj@codesourcery.com> (raw)
In-Reply-To: <1244141522-21802-1-git-send-email-froydnj@codesourcery.com>

We only need to make sure that the clone syscall looks like it
succeeded, not clobber 60% of the register set.

Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
---
 target-ppc/cpu.h |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/target-ppc/cpu.h b/target-ppc/cpu.h
index 0e8b49f..f977168 100644
--- a/target-ppc/cpu.h
+++ b/target-ppc/cpu.h
@@ -818,11 +818,9 @@ static inline int cpu_mmu_index (CPUState *env)
 #if defined(CONFIG_USER_ONLY)
 static inline void cpu_clone_regs(CPUState *env, target_ulong newsp)
 {
-    int i;
     if (newsp)
         env->gpr[1] = newsp;
-    for (i = 7; i < 32; i++)
-        env->gpr[i] = 0;
+    env->gpr[3] = 0;
 }
 #endif
 
-- 
1.6.3.2

  parent reply	other threads:[~2009-06-04 23:55 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-06-04 18:51 [Qemu-devel] [PATCH 0/7] target-ppc/linux-user: NPTL support Nathan Froyd
2009-06-04 18:51 ` [Qemu-devel] [PATCH 1/7] linux-user: initialize mmap_mutex properly Nathan Froyd
2009-06-04 18:51 ` Nathan Froyd [this message]
2009-06-04 18:51 ` [Qemu-devel] [PATCH 3/7] target-ppc: add cpu_set_tls Nathan Froyd
2009-06-04 18:51 ` [Qemu-devel] [PATCH 4/7] target-ppc: retain l{w,d}arx loaded value Nathan Froyd
2009-06-10 15:59   ` Riku Voipio
2009-06-04 18:52 ` [Qemu-devel] [PATCH 5/7] target-ppc: add exceptions for conditional stores Nathan Froyd
2009-06-04 18:52 ` [Qemu-devel] [PATCH 6/7] linux-user: handle POWERPC_EXCP_STCX Nathan Froyd
2009-06-04 18:52 ` [Qemu-devel] [PATCH 7/7] enable NPTL for ppc-linux-user targets in configure Nathan Froyd
2009-06-05 23:04 ` [Qemu-devel] [PATCH 0/7] target-ppc/linux-user: NPTL support malc
2009-06-06  2:56   ` Paul Brook
2009-07-06 15:28   ` Nathan Froyd
2009-06-09 23:37 ` Miklos Vajna
2009-06-10  0:24   ` Daniel Jacobowitz
2009-06-10  0:30     ` Miklos Vajna
2009-06-10  2:49       ` Daniel Jacobowitz
2009-06-10  9:31         ` Miklos Vajna
2009-06-10  0:57   ` Laurent Vivier
2009-06-10  9:28     ` Miklos Vajna

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