Git 1.8.4.1
[gitweb.git] / commit-slab.h
index 7d481638af6878e3bdabfa145401c3b181758818..d4c8286470c1adef499ca30e9f57c7fe4b2be2da 100644 (file)
@@ -48,7 +48,7 @@ static void init_ ##slabname## _with_stride(struct slabname *s,               \
        if (!stride)                                                    \
                stride = 1;                                             \
        s->stride = stride;                                             \
-       elem_size = sizeof(struct slabname) * stride;                   \
+       elem_size = sizeof(elemtype) * stride;                          \
        s->slab_size = COMMIT_SLAB_SIZE / elem_size;                    \
        s->slab_count = 0;                                              \
        s->slab = NULL;                                                 \
@@ -72,11 +72,10 @@ static void clear_ ##slabname(struct slabname *s)                   \
 static elemtype *slabname## _at(struct slabname *s,                    \
                                const struct commit *c)                 \
 {                                                                      \
-       int nth_slab, nth_slot, ix;                                     \
+       int nth_slab, nth_slot;                                         \
                                                                        \
-       ix = c->index * s->stride;                                      \
-       nth_slab = ix / s->slab_size;                                   \
-       nth_slot = ix % s->slab_size;                                   \
+       nth_slab = c->index / s->slab_size;                             \
+       nth_slot = c->index % s->slab_size;                             \
                                                                        \
        if (s->slab_count <= nth_slab) {                                \
                int i;                                                  \
@@ -89,8 +88,8 @@ static elemtype *slabname## _at(struct slabname *s,                   \
        }                                                               \
        if (!s->slab[nth_slab])                                         \
                s->slab[nth_slab] = xcalloc(s->slab_size,               \
-                                           sizeof(**s->slab));         \
-       return &s->slab[nth_slab][nth_slot];                            \
+                                           sizeof(**s->slab) * s->stride);             \
+       return &s->slab[nth_slab][nth_slot * s->stride];                                \
 }                                                                      \
                                                                        \
 static int stat_ ##slabname## realloc