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-rw-r--r--include/spl/sys/condvar.h4
-rw-r--r--include/sys/dsl_synctask.h3
-rw-r--r--include/sys/txg.h5
-rw-r--r--include/sys/zcp.h31
-rw-r--r--include/sys/zfs_context.h2
5 files changed, 43 insertions, 2 deletions
diff --git a/include/spl/sys/condvar.h b/include/spl/sys/condvar.h
index 28caea571..f1438c4e2 100644
--- a/include/spl/sys/condvar.h
+++ b/include/spl/sys/condvar.h
@@ -54,7 +54,8 @@ extern void __cv_init(kcondvar_t *, char *, kcv_type_t, void *);
extern void __cv_destroy(kcondvar_t *);
extern void __cv_wait(kcondvar_t *, kmutex_t *);
extern void __cv_wait_io(kcondvar_t *, kmutex_t *);
-extern void __cv_wait_sig(kcondvar_t *, kmutex_t *);
+extern int __cv_wait_io_sig(kcondvar_t *, kmutex_t *);
+extern int __cv_wait_sig(kcondvar_t *, kmutex_t *);
extern clock_t __cv_timedwait(kcondvar_t *, kmutex_t *, clock_t);
extern clock_t __cv_timedwait_io(kcondvar_t *, kmutex_t *, clock_t);
extern clock_t __cv_timedwait_sig(kcondvar_t *, kmutex_t *, clock_t);
@@ -69,6 +70,7 @@ extern void __cv_broadcast(kcondvar_t *c);
#define cv_destroy(cvp) __cv_destroy(cvp)
#define cv_wait(cvp, mp) __cv_wait(cvp, mp)
#define cv_wait_io(cvp, mp) __cv_wait_io(cvp, mp)
+#define cv_wait_io_sig(cvp, mp) __cv_wait_io_sig(cvp, mp)
#define cv_wait_sig(cvp, mp) __cv_wait_sig(cvp, mp)
#define cv_wait_interruptible(cvp, mp) cv_wait_sig(cvp, mp)
#define cv_timedwait(cvp, mp, t) __cv_timedwait(cvp, mp, t)
diff --git a/include/sys/dsl_synctask.h b/include/sys/dsl_synctask.h
index da6c7a40d..957963ffe 100644
--- a/include/sys/dsl_synctask.h
+++ b/include/sys/dsl_synctask.h
@@ -37,6 +37,7 @@ struct dsl_pool;
typedef int (dsl_checkfunc_t)(void *, dmu_tx_t *);
typedef void (dsl_syncfunc_t)(void *, dmu_tx_t *);
+typedef void (dsl_sigfunc_t)(void *, dmu_tx_t *);
typedef enum zfs_space_check {
/*
@@ -116,6 +117,8 @@ int dsl_early_sync_task(const char *, dsl_checkfunc_t *,
dsl_syncfunc_t *, void *, int, zfs_space_check_t);
void dsl_early_sync_task_nowait(struct dsl_pool *, dsl_syncfunc_t *,
void *, int, zfs_space_check_t, dmu_tx_t *);
+int dsl_sync_task_sig(const char *, dsl_checkfunc_t *, dsl_syncfunc_t *,
+ dsl_sigfunc_t *, void *, int, zfs_space_check_t);
#ifdef __cplusplus
}
diff --git a/include/sys/txg.h b/include/sys/txg.h
index 760d5208b..260a3b43c 100644
--- a/include/sys/txg.h
+++ b/include/sys/txg.h
@@ -88,6 +88,11 @@ extern void txg_kick(struct dsl_pool *dp);
extern void txg_wait_synced(struct dsl_pool *dp, uint64_t txg);
/*
+ * Wait as above. Returns true if the thread was signaled while waiting.
+ */
+extern boolean_t txg_wait_synced_sig(struct dsl_pool *dp, uint64_t txg);
+
+/*
* Wait until the given transaction group, or one after it, is
* the open transaction group. Try to make this happen as soon
* as possible (eg. kick off any necessary syncs immediately) when
diff --git a/include/sys/zcp.h b/include/sys/zcp.h
index b9c8ef006..b720d8637 100644
--- a/include/sys/zcp.h
+++ b/include/sys/zcp.h
@@ -52,6 +52,12 @@ typedef struct zcp_cleanup_handler {
list_node_t zch_node;
} zcp_cleanup_handler_t;
+typedef struct zcp_alloc_arg {
+ boolean_t aa_must_succeed;
+ int64_t aa_alloc_remaining;
+ int64_t aa_alloc_limit;
+} zcp_alloc_arg_t;
+
typedef struct zcp_run_info {
dsl_pool_t *zri_pool;
@@ -94,6 +100,11 @@ typedef struct zcp_run_info {
boolean_t zri_timed_out;
/*
+ * Channel program was canceled by user
+ */
+ boolean_t zri_canceled;
+
+ /*
* Boolean indicating whether or not we are running in syncing
* context.
*/
@@ -104,6 +115,26 @@ typedef struct zcp_run_info {
* triggered in the event of a fatal error.
*/
list_t zri_cleanup_handlers;
+
+ /*
+ * The Lua state context of our channel program.
+ */
+ lua_State *zri_state;
+
+ /*
+ * Lua memory allocator arguments.
+ */
+ zcp_alloc_arg_t *zri_allocargs;
+
+ /*
+ * Contains output values from zcp script or error string.
+ */
+ nvlist_t *zri_outnvl;
+
+ /*
+ * The errno number returned to caller of zcp_eval().
+ */
+ int zri_result;
} zcp_run_info_t;
zcp_run_info_t *zcp_run_info(lua_State *);
diff --git a/include/sys/zfs_context.h b/include/sys/zfs_context.h
index 530c8c291..224f5cb83 100644
--- a/include/sys/zfs_context.h
+++ b/include/sys/zfs_context.h
@@ -315,8 +315,8 @@ extern void cv_broadcast(kcondvar_t *cv);
#define cv_timedwait_io(cv, mp, at) cv_timedwait(cv, mp, at)
#define cv_timedwait_sig(cv, mp, at) cv_timedwait(cv, mp, at)
-#define cv_wait_sig(cv, mp) cv_wait(cv, mp)
#define cv_wait_io(cv, mp) cv_wait(cv, mp)
+#define cv_wait_io_sig(cv, mp) cv_wait_sig(cv, mp)
#define cv_timedwait_sig_hires(cv, mp, t, r, f) \
cv_timedwait_hires(cv, mp, t, r, f)