File 0018-linux-user-Ignore-broken-loop-ioctl.patch of Package qemu

Overview Repositories Revisions Requests Users Attributes Meta

File 0018-linux-user-Ignore-broken-loop-ioctl.patch of Package qemu (Revision d2ea0efc37cedf8d0f0dcde985d4a691)

Currently displaying revision d2ea0efc37cedf8d0f0dcde985d4a691 , Show latest

From 17ef27b9b0f355b296b8819d2cfc463f16e28d15 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(+)

diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h
index 6af0cb7..bb76c56 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 58c5f70..689bd33 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -3714,6 +3714,13 @@ 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 7ceb56b..3cbbaa1 100644
--- a/linux-user/syscall_defs.h
+++ b/linux-user/syscall_defs.h
@@ -1020,6 +1020,7 @@ 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

Places

File 0018-linux-user-Ignore-broken-loop-ioctl.patch of Package qemu (Revision d2ea0efc37cedf8d0f0dcde985d4a691)

Places