File 0023-linux-user-Ignore-broken-loop-ioctl.patch of Package qemu

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File 0023-linux-user-Ignore-broken-loop-ioctl.patch of Package qemu (Revision 2a1ad5b59f67333a7f8001ebdd2ebac6)

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From fa3ea9d74060806eb6fc0792483d41c3a684e2d0 Mon Sep 17 00:00:00 2001
From: Alexander Graf <agraf@suse.de>
Date: Tue, 12 Jun 2012 04:41:10 +0200
Subject: [PATCH] linux-user: Ignore broken loop ioctl

During invocations of losetup, we run into an ioctl that doesn't
exist. However, because of that we output an error, which then
screws up the kiwi logic around that call.

So let's silently ignore that bogus ioctl.

Signed-off-by: Alexander Graf <agraf@suse.de>
---
 linux-user/ioctls.h       |    1 +
 linux-user/linux_loop.h   |    1 +
 linux-user/syscall.c      |    7 +++++++
 linux-user/syscall_defs.h |    1 +
 4 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h
index e8c1c69..97c3f10 100644
--- a/linux-user/ioctls.h
+++ b/linux-user/ioctls.h
@@ -328,6 +328,7 @@
   IOCTL(LOOP_SET_STATUS64, IOC_W, MK_PTR(MK_STRUCT(STRUCT_loop_info64)))
   IOCTL(LOOP_GET_STATUS64, IOC_W, MK_PTR(MK_STRUCT(STRUCT_loop_info64)))
   IOCTL(LOOP_CHANGE_FD, 0, TYPE_INT)
+  IOCTL_SPECIAL(LOOP_BOGUS_CMD, 0, do_ioctl_fail, TYPE_INT)
 
   IOCTL(MTIOCTOP, IOC_W, MK_PTR(MK_STRUCT(STRUCT_mtop)))
   IOCTL(MTIOCGET, IOC_R, MK_PTR(MK_STRUCT(STRUCT_mtget)))
diff --git a/linux-user/linux_loop.h b/linux-user/linux_loop.h
index 8974caa..810ae61 100644
--- a/linux-user/linux_loop.h
+++ b/linux-user/linux_loop.h
@@ -91,5 +91,6 @@ struct loop_info64 {
 #define LOOP_SET_STATUS64	0x4C04
 #define LOOP_GET_STATUS64	0x4C05
 #define LOOP_CHANGE_FD		0x4C06
+#define LOOP_BOGUS_CMD		0x4C82
 
 #endif
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 06408bd..46e964b 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -3580,6 +3580,13 @@ out:
     return ret;
 }
 
+static abi_long do_ioctl_fail(const IOCTLEntry *ie, uint8_t *buf_temp, int fd,
+                              abi_long cmd, abi_long arg)
+{
+    /* Fail silently */
+    return -EINVAL;
+}
+
 static IOCTLEntry ioctl_entries[] = {
 #define IOCTL(cmd, access, ...) \
     { TARGET_ ## cmd, cmd, #cmd, access, 0, {  __VA_ARGS__ } },
diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
index be8760c..b76f64a 100644
--- a/linux-user/syscall_defs.h
+++ b/linux-user/syscall_defs.h
@@ -968,6 +968,7 @@ struct target_pollfd {
 #define TARGET_LOOP_SET_STATUS64      0x4C04
 #define TARGET_LOOP_GET_STATUS64      0x4C05
 #define TARGET_LOOP_CHANGE_FD         0x4C06
+#define TARGET_LOOP_BOGUS_CMD         0x4C82
 
 /* fb ioctls */
 #define TARGET_FBIOGET_VSCREENINFO    0x4600

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File 0023-linux-user-Ignore-broken-loop-ioctl.patch of Package qemu (Revision 2a1ad5b59f67333a7f8001ebdd2ebac6)

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