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| author | K. Y. Srinivasan <kys@microsoft.com> | 2012-02-03 04:56:50 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-02-09 20:32:44 +0400 |
| commit | 2640335438ca4d7b139e114dae5f0d80e740e106 (patch) | |
| tree | 0e254e2147dedefe04e385d0c97a9fbc15df2a23 /include/linux/hyperv.h | |
| parent | eab6af71f0b83a7f62b9c48be5b2c0a82a86fad3 (diff) | |
| download | linux-2640335438ca4d7b139e114dae5f0d80e740e106.tar.xz | |
drivers: hv: kvp: Cleanup the kernel/user protocol
Now, cleanup the user/kernel KVP protocol by using the same structure
definition that is used for host/guest KVP protocol. This simplifies the code.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/hyperv.h')
| -rw-r--r-- | include/linux/hyperv.h | 30 |
1 files changed, 5 insertions, 25 deletions
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h index b822978ecbc8..75aee6720c1b 100644 --- a/include/linux/hyperv.h +++ b/include/linux/hyperv.h @@ -113,30 +113,6 @@ * (not supported), a NULL key string is returned. */ -/* - * - * The following definitions are shared with the user-mode component; do not - * change any of this without making the corresponding changes in - * the KVP user-mode component. - */ - -enum hv_ku_op { - KVP_REGISTER = 0, /* Register the user mode component */ - KVP_KERNEL_GET, /* Kernel is requesting the value */ - KVP_KERNEL_SET, /* Kernel is providing the value */ - KVP_USER_GET, /* User is requesting the value */ - KVP_USER_SET /* User is providing the value */ -}; - -struct hv_ku_msg { - __u32 kvp_index; /* Key index */ - __u8 kvp_key[HV_KVP_EXCHANGE_MAX_KEY_SIZE]; /* Key name */ - __u8 kvp_value[HV_KVP_EXCHANGE_MAX_VALUE_SIZE]; /* Key value */ -}; - - - - /* * Registry value types. @@ -149,6 +125,7 @@ enum hv_kvp_exchg_op { KVP_OP_SET, KVP_OP_DELETE, KVP_OP_ENUMERATE, + KVP_OP_REGISTER, KVP_OP_COUNT /* Number of operations, must be last. */ }; @@ -182,7 +159,10 @@ struct hv_kvp_msg_enumerate { struct hv_kvp_msg { struct hv_kvp_hdr kvp_hdr; - struct hv_kvp_msg_enumerate kvp_data; + union { + struct hv_kvp_msg_enumerate kvp_enum_data; + char kvp_version[HV_KVP_EXCHANGE_MAX_KEY_SIZE]; + } body; } __attribute__((packed)); #ifdef __KERNEL__ |