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[Qemu-devel] [5272] Fix pread() and pwrite() syscall on ARM EABI (Kirill
From: |
Andrzej Zaborowski |
Subject: |
[Qemu-devel] [5272] Fix pread() and pwrite() syscall on ARM EABI (Kirill Shutemov). |
Date: |
Sat, 20 Sep 2008 03:14:15 +0000 |
Revision: 5272
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=5272
Author: balrog
Date: 2008-09-20 03:14:14 +0000 (Sat, 20 Sep 2008)
Log Message:
-----------
Fix pread() and pwrite() syscall on ARM EABI (Kirill Shutemov).
pread() and pwrite() have differences in arguments between ARM EABI and
OABI.
See arch/arm/kernel/entry-common.S in Linux kernel source for
additional information.
Signed-off-by: Kirill A. Shutemov <address@hidden>
Modified Paths:
--------------
trunk/linux-user/syscall.c
Modified: trunk/linux-user/syscall.c
===================================================================
--- trunk/linux-user/syscall.c 2008-09-20 03:03:09 UTC (rev 5271)
+++ trunk/linux-user/syscall.c 2008-09-20 03:14:14 UTC (rev 5272)
@@ -5139,12 +5139,20 @@
#endif
#ifdef TARGET_NR_pread
case TARGET_NR_pread:
+#ifdef TARGET_ARM
+ if (((CPUARMState *)cpu_env)->eabi)
+ arg4 = arg5;
+#endif
if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0)))
goto efault;
ret = get_errno(pread(arg1, p, arg3, arg4));
unlock_user(p, arg2, ret);
break;
case TARGET_NR_pwrite:
+#ifdef TARGET_ARM
+ if (((CPUARMState *)cpu_env)->eabi)
+ arg4 = arg5;
+#endif
if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1)))
goto efault;
ret = get_errno(pwrite(arg1, p, arg3, arg4));
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