File 0024-qemu-cvs-ioctl_debug.patch of Package qemu

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File 0024-qemu-cvs-ioctl_debug.patch of Package qemu (Revision 70bed449b2ea27552fee2e32d505cfd4)

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From 6d6663f77131b1546e55b5b6548d63f7496d6988 Mon Sep 17 00:00:00 2001
From: Alexander Graf <agraf@suse.de>
Date: Tue, 14 Apr 2009 16:26:33 +0200
Subject: [PATCH 24/33] qemu-cvs-ioctl_debug

Extends unsupported ioctl debug output.

Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Ulrich Hecht <uli@suse.de>
---
 linux-user/syscall.c |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index cd120a4..4f1a5b4 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -3343,7 +3343,12 @@ static abi_long do_ioctl(int fd, abi_long cmd, abi_long arg)
     ie = ioctl_entries;
     for(;;) {
         if (ie->target_cmd == 0) {
-            gemu_log("Unsupported ioctl: cmd=0x%04lx\n", (long)cmd);
+	    int i;
+            gemu_log("Unsupported ioctl: cmd=0x%04lx (%x)\n", (unsigned long)cmd, (unsigned int)(cmd & (TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) >> TARGET_IOC_SIZESHIFT);
+            for (i = 0; ioctl_entries[i].target_cmd; i++) {
+		if ((ioctl_entries[i].target_cmd & ~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) == (cmd & ~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)))
+		    gemu_log("%p\t->\t%s (%x)\n", (void *)(unsigned long)ioctl_entries[i].host_cmd, ioctl_entries[i].name, (ioctl_entries[i].target_cmd & (TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) >> TARGET_IOC_SIZESHIFT);
+	    }
             return -TARGET_ENOSYS;
         }
         if (ie->target_cmd == cmd)
-- 
1.6.0.2

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File 0024-qemu-cvs-ioctl_debug.patch of Package qemu (Revision 70bed449b2ea27552fee2e32d505cfd4)

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