a799f071ba
- qemu-user: add device mapper and loopback ioctls, enabling kpatkx OBS-URL: https://build.opensuse.org/package/show/Virtualization/qemu?expand=0&rev=40
35 lines
1.5 KiB
Diff
35 lines
1.5 KiB
Diff
From 6232258009a4735d7f4f53b5589e7ebd90a9885d Mon Sep 17 00:00:00 2001
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From: Alexander Graf <agraf@suse.de>
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Date: Tue, 14 Apr 2009 16:26:33 +0200
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Subject: [PATCH] qemu-cvs-ioctl_debug
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Extends unsupported ioctl debug output.
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Signed-off-by: Alexander Graf <agraf@suse.de>
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Signed-off-by: Ulrich Hecht <uli@suse.de>
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---
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linux-user/syscall.c | 7 ++++++-
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1 files changed, 6 insertions(+), 1 deletions(-)
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diff --git a/linux-user/syscall.c b/linux-user/syscall.c
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index cd120a4..4f1a5b4 100644
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--- a/linux-user/syscall.c
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+++ b/linux-user/syscall.c
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@@ -3343,7 +3343,12 @@ static abi_long do_ioctl(int fd, abi_long cmd, abi_long arg)
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ie = ioctl_entries;
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for(;;) {
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if (ie->target_cmd == 0) {
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- gemu_log("Unsupported ioctl: cmd=0x%04lx\n", (long)cmd);
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+ int i;
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+ gemu_log("Unsupported ioctl: cmd=0x%04lx (%x)\n", (unsigned long)cmd, (unsigned int)(cmd & (TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) >> TARGET_IOC_SIZESHIFT);
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+ for (i = 0; ioctl_entries[i].target_cmd; i++) {
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+ if ((ioctl_entries[i].target_cmd & ~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) == (cmd & ~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)))
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+ 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);
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+ }
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return -TARGET_ENOSYS;
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}
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if (ie->target_cmd == cmd)
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--
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1.6.0.2
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