[sheepdog] [PATCH v3 04/10] move work queue codes from sheep to lib
MORITA Kazutaka
morita.kazutaka at gmail.com
Tue May 14 06:13:04 CEST 2013
From: MORITA Kazutaka <morita.kazutaka at lab.ntt.co.jp>
Signed-off-by: MORITA Kazutaka <morita.kazutaka at lab.ntt.co.jp>
---
include/Makefile.am | 2 +-
{sheep => include}/work.h | 26 ++++++++++++++++++++++++++
lib/Makefile.am | 2 +-
{sheep => lib}/work.c | 0
sheep/Makefile.am | 4 ++--
sheep/sheep_priv.h | 26 --------------------------
6 files changed, 30 insertions(+), 30 deletions(-)
rename {sheep => include}/work.h (66%)
rename {sheep => lib}/work.c (100%)
diff --git a/include/Makefile.am b/include/Makefile.am
index 84bec41..0acb76e 100644
--- a/include/Makefile.am
+++ b/include/Makefile.am
@@ -2,4 +2,4 @@ MAINTAINERCLEANFILES = Makefile.in config.h.in
noinst_HEADERS = bitops.h event.h logger.h sheepdog_proto.h util.h \
list.h net.h sheep.h exits.h strbuf.h rbtree.h \
- sha1.h option.h internal_proto.h shepherd.h
+ sha1.h option.h internal_proto.h shepherd.h work.h
diff --git a/sheep/work.h b/include/work.h
similarity index 66%
rename from sheep/work.h
rename to include/work.h
index 0317b00..dc95791 100644
--- a/sheep/work.h
+++ b/include/work.h
@@ -24,6 +24,32 @@ enum wq_thread_control {
WQ_UNLIMITED, /* Unlimited # of threads created */
};
+static inline bool is_main_thread(void)
+{
+ return gettid() == getpid();
+}
+
+static inline bool is_worker_thread(void)
+{
+ return !is_main_thread();
+}
+
+/*
+ * Helper macros to guard variables from being accessed out of the
+ * main thread. Note that we can use these only for pointers.
+ */
+#define main_thread(type) struct { type __val; }
+#define main_thread_get(var) \
+({ \
+ assert(is_main_thread()); \
+ (var).__val; \
+})
+#define main_thread_set(var, val) \
+({ \
+ assert(is_main_thread()); \
+ (var).__val = (val); \
+})
+
/*
* 'get_nr_nodes' is the function to get the current number of nodes and used
* for dynamic work queues. 'create_cb' will be called when worker threads are
diff --git a/lib/Makefile.am b/lib/Makefile.am
index 7d4f93a..a95ce4c 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -5,7 +5,7 @@ INCLUDES = -I$(top_builddir)/include -I$(top_srcdir)/include
noinst_LIBRARIES = libsheepdog.a
libsheepdog_a_SOURCES = event.c logger.c net.c util.c rbtree.c strbuf.c \
- sha1.c option.c
+ sha1.c option.c work.c
# support for GNU Flymake
check-syntax:
diff --git a/sheep/work.c b/lib/work.c
similarity index 100%
rename from sheep/work.c
rename to lib/work.c
diff --git a/sheep/Makefile.am b/sheep/Makefile.am
index 32bc1c0..0854cbc 100644
--- a/sheep/Makefile.am
+++ b/sheep/Makefile.am
@@ -24,7 +24,7 @@ INCLUDES = -I$(top_builddir)/include -I$(top_srcdir)/include \
sbin_PROGRAMS = sheep
-sheep_SOURCES = sheep.c group.c request.c gateway.c store.c vdi.c work.c \
+sheep_SOURCES = sheep.c group.c request.c gateway.c store.c vdi.c \
journal.c ops.c recovery.c cluster/local.c \
object_cache.c object_list_cache.c sockfd_cache.c \
plain_store.c config.c migrate.c md.c \
@@ -48,7 +48,7 @@ sheep_LDADD = ../lib/libsheepdog.a -lpthread -lm\
sheep_DEPENDENCIES = ../lib/libsheepdog.a
-noinst_HEADERS = work.h sheep_priv.h cluster.h farm/farm.h trace/trace.h
+noinst_HEADERS = sheep_priv.h cluster.h farm/farm.h trace/trace.h
EXTRA_DIST =
diff --git a/sheep/sheep_priv.h b/sheep/sheep_priv.h
index ab2636a..27aec3f 100644
--- a/sheep/sheep_priv.h
+++ b/sheep/sheep_priv.h
@@ -214,32 +214,6 @@ extern struct store_driver *sd_store;
extern char *obj_path;
extern char *epoch_path;
-static inline bool is_main_thread(void)
-{
- return gettid() == getpid();
-}
-
-static inline bool is_worker_thread(void)
-{
- return !is_main_thread();
-}
-
-/*
- * Helper macros to guard variables from being accessed out of the
- * main thread. Note that we can use these only for pointers.
- */
-#define main_thread(type) struct { type __val; }
-#define main_thread_get(var) \
-({ \
- assert(is_main_thread()); \
- (var).__val; \
-})
-#define main_thread_set(var, val) \
-({ \
- assert(is_main_thread()); \
- (var).__val = (val); \
-})
-
/* One should call this function to get sys->epoch outside main thread */
static inline uint32_t sys_epoch(void)
{
--
1.7.9.5
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