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authororivej <orivej@yandex-team.ru>2022-02-10 16:44:49 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:44:49 +0300
commit718c552901d703c502ccbefdfc3c9028d608b947 (patch)
tree46534a98bbefcd7b1f3faa5b52c138ab27db75b7 /contrib/libs/linux-headers/linux/dlm.h
parente9656aae26e0358d5378e5b63dcac5c8dbe0e4d0 (diff)
downloadydb-718c552901d703c502ccbefdfc3c9028d608b947.tar.gz
Restoring authorship annotation for <orivej@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/libs/linux-headers/linux/dlm.h')
-rw-r--r--contrib/libs/linux-headers/linux/dlm.h152
1 files changed, 76 insertions, 76 deletions
diff --git a/contrib/libs/linux-headers/linux/dlm.h b/contrib/libs/linux-headers/linux/dlm.h
index 546318cb77f..4c3e11838f0 100644
--- a/contrib/libs/linux-headers/linux/dlm.h
+++ b/contrib/libs/linux-headers/linux/dlm.h
@@ -1,76 +1,76 @@
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-/******************************************************************************
-*******************************************************************************
-**
-** Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
-** Copyright (C) 2004-2011 Red Hat, Inc. All rights reserved.
-**
-** This copyrighted material is made available to anyone wishing to use,
-** modify, copy, or redistribute it subject to the terms and conditions
-** of the GNU General Public License v.2.
-**
-*******************************************************************************
-******************************************************************************/
-
-#ifndef __DLM_DOT_H__
-#define __DLM_DOT_H__
-
-/*
- * Interface to Distributed Lock Manager (DLM)
- * routines and structures to use DLM lockspaces
- */
-
-/* Lock levels and flags are here */
-#include <linux/dlmconstants.h>
-#include <linux/types.h>
-
-typedef void dlm_lockspace_t;
-
-/*
- * Lock status block
- *
- * Use this structure to specify the contents of the lock value block. For a
- * conversion request, this structure is used to specify the lock ID of the
- * lock. DLM writes the status of the lock request and the lock ID assigned
- * to the request in the lock status block.
- *
- * sb_lkid: the returned lock ID. It is set on new (non-conversion) requests.
- * It is available when dlm_lock returns.
- *
- * sb_lvbptr: saves or returns the contents of the lock's LVB according to rules
- * shown for the DLM_LKF_VALBLK flag.
- *
- * sb_flags: DLM_SBF_DEMOTED is returned if in the process of promoting a lock,
- * it was first demoted to NL to avoid conversion deadlock.
- * DLM_SBF_VALNOTVALID is returned if the resource's LVB is marked invalid.
- *
- * sb_status: the returned status of the lock request set prior to AST
- * execution. Possible return values:
- *
- * 0 if lock request was successful
- * -EAGAIN if request would block and is flagged DLM_LKF_NOQUEUE
- * -DLM_EUNLOCK if unlock request was successful
- * -DLM_ECANCEL if a cancel completed successfully
- * -EDEADLK if a deadlock was detected
- * -ETIMEDOUT if the lock request was canceled due to a timeout
- */
-
-#define DLM_SBF_DEMOTED 0x01
-#define DLM_SBF_VALNOTVALID 0x02
-#define DLM_SBF_ALTMODE 0x04
-
-struct dlm_lksb {
- int sb_status;
- __u32 sb_lkid;
- char sb_flags;
- char * sb_lvbptr;
-};
-
-/* dlm_new_lockspace() flags */
-
-#define DLM_LSFL_TIMEWARN 0x00000002
-#define DLM_LSFL_FS 0x00000004
-#define DLM_LSFL_NEWEXCL 0x00000008
-
-
-#endif /* __DLM_DOT_H__ */
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+/******************************************************************************
+*******************************************************************************
+**
+** Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
+** Copyright (C) 2004-2011 Red Hat, Inc. All rights reserved.
+**
+** This copyrighted material is made available to anyone wishing to use,
+** modify, copy, or redistribute it subject to the terms and conditions
+** of the GNU General Public License v.2.
+**
+*******************************************************************************
+******************************************************************************/
+
+#ifndef __DLM_DOT_H__
+#define __DLM_DOT_H__
+
+/*
+ * Interface to Distributed Lock Manager (DLM)
+ * routines and structures to use DLM lockspaces
+ */
+
+/* Lock levels and flags are here */
+#include <linux/dlmconstants.h>
+#include <linux/types.h>
+
+typedef void dlm_lockspace_t;
+
+/*
+ * Lock status block
+ *
+ * Use this structure to specify the contents of the lock value block. For a
+ * conversion request, this structure is used to specify the lock ID of the
+ * lock. DLM writes the status of the lock request and the lock ID assigned
+ * to the request in the lock status block.
+ *
+ * sb_lkid: the returned lock ID. It is set on new (non-conversion) requests.
+ * It is available when dlm_lock returns.
+ *
+ * sb_lvbptr: saves or returns the contents of the lock's LVB according to rules
+ * shown for the DLM_LKF_VALBLK flag.
+ *
+ * sb_flags: DLM_SBF_DEMOTED is returned if in the process of promoting a lock,
+ * it was first demoted to NL to avoid conversion deadlock.
+ * DLM_SBF_VALNOTVALID is returned if the resource's LVB is marked invalid.
+ *
+ * sb_status: the returned status of the lock request set prior to AST
+ * execution. Possible return values:
+ *
+ * 0 if lock request was successful
+ * -EAGAIN if request would block and is flagged DLM_LKF_NOQUEUE
+ * -DLM_EUNLOCK if unlock request was successful
+ * -DLM_ECANCEL if a cancel completed successfully
+ * -EDEADLK if a deadlock was detected
+ * -ETIMEDOUT if the lock request was canceled due to a timeout
+ */
+
+#define DLM_SBF_DEMOTED 0x01
+#define DLM_SBF_VALNOTVALID 0x02
+#define DLM_SBF_ALTMODE 0x04
+
+struct dlm_lksb {
+ int sb_status;
+ __u32 sb_lkid;
+ char sb_flags;
+ char * sb_lvbptr;
+};
+
+/* dlm_new_lockspace() flags */
+
+#define DLM_LSFL_TIMEWARN 0x00000002
+#define DLM_LSFL_FS 0x00000004
+#define DLM_LSFL_NEWEXCL 0x00000008
+
+
+#endif /* __DLM_DOT_H__ */