Changeset: 17ac2f27810c for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=17ac2f27810c
Modified Files:
gdk/gdk_posix.h
gdk/gdk_utils.mx
Branch: Apr2012
Log Message:
Enable GDKvmtrim thread if madvise is available and posix_madvise is not.
diffs (41 lines):
diff --git a/gdk/gdk_posix.h b/gdk/gdk_posix.h
--- a/gdk/gdk_posix.h
+++ b/gdk/gdk_posix.h
@@ -126,6 +126,7 @@ gdk_export void MT_sleep_ms(unsigned int
#ifndef HAVE_POSIX_MADVISE
# ifdef HAVE_MADVISE
# define posix_madvise madvise
+# define HAVE_POSIX_MADVISE 1
# ifndef MADV_RANDOM
# define MADV_RANDOM 0
# endif
diff --git a/gdk/gdk_utils.mx b/gdk/gdk_utils.mx
--- a/gdk/gdk_utils.mx
+++ b/gdk/gdk_utils.mx
@@ -1533,7 +1533,7 @@ GDKprotect(void)
}
}
-#ifdef HAVE_POSIX_FADVISE
+#ifdef HAVE_POSIX_MADVISE
static str highload_name[] = { "idle", "low", "medium", "high", "extreme" };
static MT_Id GDKvmtrim_id;
@@ -1737,7 +1737,7 @@ GDKinit(opt *set, int setlen)
/* per op: 2 args + 1 res, each with head & tail => (2+1)*2 = 6
^ */
#endif
-#ifdef HAVE_POSIX_FADVISE
+#ifdef HAVE_POSIX_MADVISE
if (!GDKembedded && GDK_vm_trim)
MT_create_thread(&GDKvmtrim_id, GDKvmtrim, &GDK_mem_maxsize,
MT_THR_JOINABLE);
#endif
@@ -1769,7 +1769,7 @@ GDKexit(int status)
gdk_set_lock(GDKthreadLock, "GDKexit");
if (GDKstopped == 0) {
GDKstopped = 1; /* shouldn't there be a lock here? */
-#ifdef HAVE_POSIX_FADVISE
+#ifdef HAVE_POSIX_MADVISE
if (!GDKembedded && GDK_vm_trim && GDKvmtrim_id)
MT_join_thread(GDKvmtrim_id);
#endif
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