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Add gettid() for proper thread affinity on Linux
[fio.git]
/
os
/
os-linux.h
diff --git
a/os/os-linux.h
b/os/os-linux.h
index 70c993b5de61d449051cfff989482a728cdfd2ad..a36552ba68ba93caf6ca58e5fc9761fc53c0b88d 100644
(file)
--- a/
os/os-linux.h
+++ b/
os/os-linux.h
@@
-41,6
+41,15
@@
#define FIO_HAVE_TRIM
#define FIO_HAVE_BINJECT
#define FIO_HAVE_CLOCK_MONOTONIC
#define FIO_HAVE_TRIM
#define FIO_HAVE_BINJECT
#define FIO_HAVE_CLOCK_MONOTONIC
+#define FIO_HAVE_GETTID
+
+/*
+ * Can only enable this for newer glibcs, or the header and defines are
+ * missing
+ */
+#if __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 6
+#define FIO_HAVE_LINUX_FALLOCATE
+#endif
#ifdef SYNC_FILE_RANGE_WAIT_BEFORE
#define FIO_HAVE_SYNC_FILE_RANGE
#ifdef SYNC_FILE_RANGE_WAIT_BEFORE
#define FIO_HAVE_SYNC_FILE_RANGE
@@
-101,6
+110,11
@@
static inline int ioprio_set(int which, int who, int ioprio)
return syscall(__NR_ioprio_set, which, who, ioprio);
}
return syscall(__NR_ioprio_set, which, who, ioprio);
}
+static inline int gettid(void)
+{
+ return syscall(__NR_gettid);
+}
+
/*
* Just check for SPLICE_F_MOVE, if that isn't there, assume the others
* aren't either.
/*
* Just check for SPLICE_F_MOVE, if that isn't there, assume the others
* aren't either.