File 0020-linux-user-Ignore-broken-loop-ioctl.patch of Package qemu

Overview Repositories Revisions Requests Users Attributes Meta

File 0020-linux-user-Ignore-broken-loop-ioctl.patch of Package qemu (Revision 63591e5fdc86f8e69ad15d31fc60dbcd)

Currently displaying revision 63591e5fdc86f8e69ad15d31fc60dbcd , Show latest

From 6038afd7d50bd0d7a5e807fd0c5e7f8848913c4e 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 Dateien geändert, 10 Zeilen hinzugefügt(+)

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 3db4e89..2fcf3e9 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -3697,6 +3697,13 @@ 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 0020-linux-user-Ignore-broken-loop-ioctl.patch of Package qemu (Revision 63591e5fdc86f8e69ad15d31fc60dbcd)

Places