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authorRaghavendra G <raghavendra@gluster.com>2009-08-26 01:36:11 +0000
committerAnand V. Avati <avati@dev.gluster.com>2009-09-08 01:40:57 -0700
commitebc5d9888dfd7fcc000fac82dcfbad9fb91a9082 (patch)
tree3cc5837cd861560a582d6beaa9a8b870f25e4907 /xlators/performance/stat-prefetch/src/stat-prefetch.h
parentbcd092a21f4284277a7f59c58715bb253ed90ff7 (diff)
performance/stat-prefetch: implement sp_lookup.
Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 221 (stat prefetch implementation) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=221
Diffstat (limited to 'xlators/performance/stat-prefetch/src/stat-prefetch.h')
-rw-r--r--xlators/performance/stat-prefetch/src/stat-prefetch.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/xlators/performance/stat-prefetch/src/stat-prefetch.h b/xlators/performance/stat-prefetch/src/stat-prefetch.h
index bd8d9e7eb17..cf6bdd89dd6 100644
--- a/xlators/performance/stat-prefetch/src/stat-prefetch.h
+++ b/xlators/performance/stat-prefetch/src/stat-prefetch.h
@@ -29,4 +29,35 @@
#include "dict.h"
#include "xlator.h"
+struct sp_cache {
+ gf_dirent_t entries; /* Head of list of cached dirents. */
+ uint64_t expected_offset; /* Offset where the next read will
+ * happen.
+ */
+ gf_lock_t lock;
+};
+typedef struct sp_cache sp_cache_t;
+
+struct sp_local {
+ loc_t loc;
+};
+typedef struct sp_local sp_local_t;
+
+
+void sp_local_free (sp_local_t *local);
+
+#define SP_STACK_UNWIND(frame, params ...) do { \
+ sp_local_t *__local = frame->local; \
+ frame->local = NULL; \
+ STACK_UNWIND (frame, params); \
+ sp_local_free (__local); \
+} while (0)
+
+#define SP_STACK_DESTROY(frame) do { \
+ sp_local_t *__local = frame->local; \
+ frame->local = NULL; \
+ STACK_DESTROY (frame->root); \
+ sp_local_free (__local); \
+} while (0)
+
#endif /* #ifndef _STAT_PREFETCH_H */