2014-02-06 17:09:22 +01:00
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From b7e5d07c5a7f73cd199e76366fb715ddee2b17a3 Mon Sep 17 00:00:00 2001
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2014-01-18 02:33:15 +01:00
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From: =?UTF-8?q?Andreas=20F=C3=A4rber?= <afaerber@suse.de>
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Date: Sat, 18 Jan 2014 02:15:05 +0100
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Subject: [PATCH] linux-user: Implement BLKPG ioctl
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Signed-off-by: Andreas Färber <afaerber@suse.de>
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---
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linux-user/ioctls.h | 1 +
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linux-user/syscall.c | 1 +
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linux-user/syscall_defs.h | 1 +
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linux-user/syscall_types.h | 13 +++++++++++++
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4 files changed, 16 insertions(+)
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diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h
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index a96a419..ffd6d09 100644
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--- a/linux-user/ioctls.h
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+++ b/linux-user/ioctls.h
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@@ -95,6 +95,7 @@
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IOCTL(BLKRAGET, IOC_R, MK_PTR(TYPE_LONG))
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IOCTL(BLKSSZGET, IOC_R, MK_PTR(TYPE_LONG))
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IOCTL(BLKBSZGET, IOC_R, MK_PTR(TYPE_INT))
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+ IOCTL(BLKPG, IOC_W, MK_PTR(MK_STRUCT(STRUCT_blkpg_ioctl_arg)))
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#ifdef FIBMAP
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IOCTL(FIBMAP, IOC_W | IOC_R, MK_PTR(TYPE_LONG))
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#endif
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diff --git a/linux-user/syscall.c b/linux-user/syscall.c
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index 4f7327a..ef82a0e 100644
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--- a/linux-user/syscall.c
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+++ b/linux-user/syscall.c
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@@ -107,6 +107,7 @@ int __clone2(int (*fn)(void *), void *child_stack_base,
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#include <linux/reboot.h>
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#include <linux/route.h>
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#include <linux/filter.h>
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+#include <linux/blkpg.h>
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#include "linux_loop.h"
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#include "cpu-uname.h"
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diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
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index 2d41202..3cdd471 100644
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--- a/linux-user/syscall_defs.h
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+++ b/linux-user/syscall_defs.h
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@@ -895,6 +895,7 @@ struct target_pollfd {
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#define TARGET_BLKSECTSET TARGET_IO(0x12,102)/* set max sectors per request (ll_rw_blk.c) */
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#define TARGET_BLKSECTGET TARGET_IO(0x12,103)/* get max sectors per request (ll_rw_blk.c) */
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#define TARGET_BLKSSZGET TARGET_IO(0x12,104)/* get block device sector size */
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+#define TARGET_BLKPG TARGET_IO(0x12,105)/* Partition table and disk geometry handling */
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/* A jump here: 108-111 have been used for various private purposes. */
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#define TARGET_BLKBSZGET TARGET_IOR(0x12, 112, abi_ulong)
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#define TARGET_BLKBSZSET TARGET_IOW(0x12, 113, abi_ulong)
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diff --git a/linux-user/syscall_types.h b/linux-user/syscall_types.h
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index dd78619..56e344c 100644
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--- a/linux-user/syscall_types.h
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+++ b/linux-user/syscall_types.h
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@@ -248,3 +248,16 @@ STRUCT(fiemap,
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TYPE_INT, /* fm_mapped_extents */
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TYPE_INT, /* fm_extent_count */
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TYPE_INT) /* fm_reserved */
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+
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+STRUCT(blkpg_partition,
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+ TYPE_LONGLONG, /* start */
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+ TYPE_LONGLONG, /* length */
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+ TYPE_INT, /* pno */
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+ MK_ARRAY(TYPE_CHAR, BLKPG_DEVNAMELTH), /* devname */
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+ MK_ARRAY(TYPE_CHAR, BLKPG_VOLNAMELTH)) /* volname */
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+
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+STRUCT(blkpg_ioctl_arg,
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+ TYPE_INT, /* op */
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+ TYPE_INT, /* flags */
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+ TYPE_INT, /* datalen */
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+ MK_PTR(MK_STRUCT(STRUCT_blkpg_partition))) /* data */
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