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Message-Id: <1374509230-3324-47-git-send-email-bergwolf@gmail.com>
Date: Tue, 23 Jul 2013 00:07:07 +0800
From: Peng Tao <bergwolf@...il.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: linux-kernel@...r.kernel.org,
jcl <jacques-charles.lafoucriere@....fr>,
Peng Tao <tao.peng@....com>,
Andreas Dilger <andreas.dilger@...el.com>
Subject: [PATCH 46/48] staging/lustre/mdt: HSM on disk actions record
From: jcl <jacques-charles.lafoucriere@....fr>
HSM coordinator memorizes all actions in a llog
This patch implements the methods needed to create
update display these records.
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-3339
Lustre-change: http://review.whamcloud.com/6529
Signed-off-by: JC Lafoucriere <jacques-charles.lafoucriere@....fr>
Reviewed-by: Andreas Dilger <andreas.dilger@...el.com>
Reviewed-by: Oleg Drokin <oleg.drokin@...el.com>
Signed-off-by: Peng Tao <tao.peng@....com>
Signed-off-by: Andreas Dilger <andreas.dilger@...el.com>
---
.../staging/lustre/lustre/include/lprocfs_status.h | 3 --
.../lustre/lustre/include/lustre/lustre_idl.h | 47 ++++++++++++++++
.../staging/lustre/lustre/include/lustre_disk.h | 56 ++++++++++----------
drivers/staging/lustre/lustre/include/obd.h | 7 +--
drivers/staging/lustre/lustre/obdclass/llog_swab.c | 17 ++++++
5 files changed, 97 insertions(+), 33 deletions(-)
diff --git a/drivers/staging/lustre/lustre/include/lprocfs_status.h b/drivers/staging/lustre/lustre/include/lprocfs_status.h
index 20633d4..d7f1be9 100644
--- a/drivers/staging/lustre/lustre/include/lprocfs_status.h
+++ b/drivers/staging/lustre/lustre/include/lprocfs_status.h
@@ -804,9 +804,6 @@ extern int lprocfs_quota_rd_qs_factor(char *page, char **start, loff_t off,
extern int lprocfs_quota_wr_qs_factor(struct file *file,
const char *buffer,
unsigned long count, void *data);
-
-
-
#else
/* LPROCFS is not defined */
diff --git a/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h b/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h
index 3aaa869..984235c 100644
--- a/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h
+++ b/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h
@@ -2986,6 +2986,7 @@ typedef enum {
/* LLOG_JOIN_REC = LLOG_OP_MAGIC | 0x50000, obsolete 1.8.0 */
CHANGELOG_REC = LLOG_OP_MAGIC | 0x60000,
CHANGELOG_USER_REC = LLOG_OP_MAGIC | 0x70000,
+ HSM_AGENT_REC = LLOG_OP_MAGIC | 0x80000,
LLOG_HDR_MAGIC = LLOG_OP_MAGIC | 0x45539,
LLOG_LOGID_MAGIC = LLOG_OP_MAGIC | 0x4553b,
} llog_op_type;
@@ -3105,6 +3106,52 @@ struct llog_changelog_user_rec {
struct llog_rec_tail cur_tail;
} __attribute__((packed));
+enum agent_req_status {
+ ARS_WAITING,
+ ARS_STARTED,
+ ARS_FAILED,
+ ARS_CANCELED,
+ ARS_SUCCEED,
+};
+
+static inline char *agent_req_status2name(enum agent_req_status ars)
+{
+ switch (ars) {
+ case ARS_WAITING:
+ return "WAITING";
+ case ARS_STARTED:
+ return "STARTED";
+ case ARS_FAILED:
+ return "FAILED";
+ case ARS_CANCELED:
+ return "CANCELED";
+ case ARS_SUCCEED:
+ return "SUCCEED";
+ default:
+ return "UNKNOWN";
+ }
+}
+
+static inline bool agent_req_in_final_state(enum agent_req_status ars)
+{
+ return ((ars == ARS_SUCCEED) || (ars == ARS_FAILED) ||
+ (ars == ARS_CANCELED));
+}
+
+struct llog_agent_req_rec {
+ struct llog_rec_hdr arr_hdr; /**< record header */
+ __u32 arr_status; /**< status of the request */
+ /* must match enum
+ * agent_req_status */
+ __u32 arr_archive_id; /**< backend archive number */
+ __u64 arr_flags; /**< req flags */
+ __u64 arr_compound_id; /**< compound cookie */
+ __u64 arr_req_create; /**< req. creation time */
+ __u64 arr_req_change; /**< req. status change time */
+ struct hsm_action_item arr_hai; /**< req. to the agent */
+ struct llog_rec_tail arr_tail; /**< record tail for_sizezof_only */
+} __attribute__((packed));
+
/* Old llog gen for compatibility */
struct llog_gen {
__u64 mnt_cnt;
diff --git a/drivers/staging/lustre/lustre/include/lustre_disk.h b/drivers/staging/lustre/lustre/include/lustre_disk.h
index 8db6086..9228b16 100644
--- a/drivers/staging/lustre/lustre/include/lustre_disk.h
+++ b/drivers/staging/lustre/lustre/include/lustre_disk.h
@@ -53,20 +53,21 @@
/****************** on-disk files *********************/
-#define MDT_LOGS_DIR "LOGS" /* COMPAT_146 */
-#define MOUNT_CONFIGS_DIR "CONFIGS"
-#define CONFIGS_FILE "mountdata"
+#define MDT_LOGS_DIR "LOGS" /* COMPAT_146 */
+#define MOUNT_CONFIGS_DIR "CONFIGS"
+#define CONFIGS_FILE "mountdata"
/** Persistent mount data are stored on the disk in this file. */
-#define MOUNT_DATA_FILE MOUNT_CONFIGS_DIR"/"CONFIGS_FILE
-#define LAST_RCVD "last_rcvd"
-#define LOV_OBJID "lov_objid"
+#define MOUNT_DATA_FILE MOUNT_CONFIGS_DIR"/"CONFIGS_FILE
+#define LAST_RCVD "last_rcvd"
+#define LOV_OBJID "lov_objid"
#define LOV_OBJSEQ "lov_objseq"
-#define HEALTH_CHECK "health_check"
-#define CAPA_KEYS "capa_keys"
-#define CHANGELOG_USERS "changelog_users"
-#define MGS_NIDTBL_DIR "NIDTBL_VERSIONS"
-#define QMT_DIR "quota_master"
-#define QSD_DIR "quota_slave"
+#define HEALTH_CHECK "health_check"
+#define CAPA_KEYS "capa_keys"
+#define CHANGELOG_USERS "changelog_users"
+#define MGS_NIDTBL_DIR "NIDTBL_VERSIONS"
+#define QMT_DIR "quota_master"
+#define QSD_DIR "quota_slave"
+#define HSM_ACTIONS "hsm_actions"
/****************** persistent mount data *********************/
@@ -226,21 +227,22 @@ struct lustre_mount_data {
char *lmd_osd_type; /* OSD type */
};
-#define LMD_FLG_SERVER 0x0001 /* Mounting a server */
-#define LMD_FLG_CLIENT 0x0002 /* Mounting a client */
-#define LMD_FLG_ABORT_RECOV 0x0008 /* Abort recovery */
-#define LMD_FLG_NOSVC 0x0010 /* Only start MGS/MGC for servers,
- no other services */
-#define LMD_FLG_NOMGS 0x0020 /* Only start target for servers, reusing
- existing MGS services */
-#define LMD_FLG_WRITECONF 0x0040 /* Rewrite config log */
-#define LMD_FLG_NOIR 0x0080 /* NO imperative recovery */
-#define LMD_FLG_NOSCRUB 0x0100 /* Do not trigger scrub automatically */
-#define LMD_FLG_MGS 0x0200 /* Also start MGS along with server */
-#define LMD_FLG_IAM 0x0400 /* IAM dir */
-#define LMD_FLG_NO_PRIMNODE 0x0800 /* all nodes are service nodes */
-#define LMD_FLG_VIRGIN 0x1000 /* the service registers first time */
-#define LMD_FLG_UPDATE 0x2000 /* update parameters */
+#define LMD_FLG_SERVER 0x0001 /* Mounting a server */
+#define LMD_FLG_CLIENT 0x0002 /* Mounting a client */
+#define LMD_FLG_ABORT_RECOV 0x0008 /* Abort recovery */
+#define LMD_FLG_NOSVC 0x0010 /* Only start MGS/MGC for servers,
+ no other services */
+#define LMD_FLG_NOMGS 0x0020 /* Only start target for servers, reusing
+ existing MGS services */
+#define LMD_FLG_WRITECONF 0x0040 /* Rewrite config log */
+#define LMD_FLG_NOIR 0x0080 /* NO imperative recovery */
+#define LMD_FLG_NOSCRUB 0x0100 /* Do not trigger scrub automatically */
+#define LMD_FLG_MGS 0x0200 /* Also start MGS along with server */
+#define LMD_FLG_IAM 0x0400 /* IAM dir */
+#define LMD_FLG_NO_PRIMNODE 0x0800 /* all nodes are service nodes */
+#define LMD_FLG_VIRGIN 0x1000 /* the service registers first time */
+#define LMD_FLG_UPDATE 0x2000 /* update parameters */
+#define LMD_FLG_HSM 0x4000 /* Start coordinator */
#define lmd_is_client(x) ((x)->lmd_flags & LMD_FLG_CLIENT)
diff --git a/drivers/staging/lustre/lustre/include/obd.h b/drivers/staging/lustre/lustre/include/obd.h
index be3a08f..094eb96 100644
--- a/drivers/staging/lustre/lustre/include/obd.h
+++ b/drivers/staging/lustre/lustre/include/obd.h
@@ -267,9 +267,10 @@ enum llog_ctxt_id {
LLOG_TEST_REPL_CTXT,
LLOG_LOVEA_ORIG_CTXT,
LLOG_LOVEA_REPL_CTXT,
- LLOG_CHANGELOG_ORIG_CTXT, /**< changelog generation on mdd */
- LLOG_CHANGELOG_REPL_CTXT, /**< changelog access on clients */
- LLOG_CHANGELOG_USER_ORIG_CTXT, /**< for multiple changelog consumers */
+ LLOG_CHANGELOG_ORIG_CTXT, /**< changelog generation on mdd */
+ LLOG_CHANGELOG_REPL_CTXT, /**< changelog access on clients */
+ LLOG_CHANGELOG_USER_ORIG_CTXT, /**< for multiple changelog consumers */
+ LLOG_AGENT_ORIG_CTXT, /**< agent requests generation on cdt */
LLOG_MAX_CTXTS
};
diff --git a/drivers/staging/lustre/lustre/obdclass/llog_swab.c b/drivers/staging/lustre/lustre/obdclass/llog_swab.c
index dedfecf..a75b04e 100644
--- a/drivers/staging/lustre/lustre/obdclass/llog_swab.c
+++ b/drivers/staging/lustre/lustre/obdclass/llog_swab.c
@@ -203,6 +203,23 @@ void lustre_swab_llog_rec(struct llog_rec_hdr *rec)
break;
}
+ case HSM_AGENT_REC: {
+ struct llog_agent_req_rec *arr =
+ (struct llog_agent_req_rec *)rec;
+
+ __swab32s(&arr->arr_hai.hai_len);
+ __swab32s(&arr->arr_hai.hai_action);
+ lustre_swab_lu_fid(&arr->arr_hai.hai_fid);
+ lustre_swab_lu_fid(&arr->arr_hai.hai_dfid);
+ __swab64s(&arr->arr_hai.hai_cookie);
+ __swab64s(&arr->arr_hai.hai_extent.offset);
+ __swab64s(&arr->arr_hai.hai_extent.length);
+ __swab64s(&arr->arr_hai.hai_gid);
+ /* no swabing for opaque data */
+ /* hai_data[0]; */
+ break;
+ }
+
case MDS_SETATTR64_REC:
{
struct llog_setattr64_rec *lsr =
--
1.7.9.5
--
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