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[DLM] interface for purge (2/2)

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Add code to accept purge commands from userland.

Signed-off-by: David Teigland <teigland@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
David Teigland
2007-03-30 15:06:16 -05:00
committed by Steven Whitehouse
parent 8499137d4e
commit 72c2be776b
3 changed files with 38 additions and 1 deletions
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9
include/linux/dlm_device.h
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@@ -19,7 +19,7 @@
/* Version of the device interface */
#define DLM_DEVICE_VERSION_MAJOR 5
#define DLM_DEVICE_VERSION_MINOR 0
#define DLM_DEVICE_VERSION_MINOR 1
#define DLM_DEVICE_VERSION_PATCH 0
/* struct passed to the lock write */
@@ -44,6 +44,11 @@ struct dlm_lspace_params {
char name[0];
};
struct dlm_purge_params {
__u32 nodeid;
__u32 pid;
};
struct dlm_write_request {
__u32 version[3];
__u8 cmd;
@@ -53,6 +58,7 @@ struct dlm_write_request {
union {
struct dlm_lock_params lock;
struct dlm_lspace_params lspace;
struct dlm_purge_params purge;
} i;
};
@@ -76,6 +82,7 @@ struct dlm_lock_result {
#define DLM_USER_QUERY 3
#define DLM_USER_CREATE_LOCKSPACE 4
#define DLM_USER_REMOVE_LOCKSPACE 5
#define DLM_USER_PURGE 6
/* Arbitrary length restriction */
#define MAX_LS_NAME_LEN 64