X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=os%2Fos-linux.h;h=20f2a94ef4d06783aa006e202a37644ce64f7a1e;hb=ce4b5050396e81c0d9cf3fe1eaf583de9284df07;hp=e4c4c3fd2f094eceaad485f1d53b2d35def66367;hpb=a1c58075279454a91ec43366846b93e8dcf9753c;p=fio.git

diff --git a/os/os-linux.h b/os/os-linux.h
index e4c4c3fd..20f2a94e 100644
--- a/os/os-linux.h
+++ b/os/os-linux.h
@@ -4,14 +4,17 @@
 #include <sys/ioctl.h>
 #include <sys/uio.h>
 #include <sys/syscall.h>
+#include <sys/vfs.h>
 #include <unistd.h>
 #include <fcntl.h>
 #include <errno.h>
+#include <sched.h>
 #include <linux/unistd.h>
 #include <linux/raw.h>
 #include <linux/major.h>
 
 #include "indirect.h"
+#include "binject.h"
 
 #define FIO_HAVE_LIBAIO
 #define FIO_HAVE_POSIXAIO
@@ -31,6 +34,15 @@
 #define FIO_HAVE_POSIXAIO_FSYNC
 #define FIO_HAVE_PSHARED_MUTEX
 #define FIO_HAVE_CL_SIZE
+#define FIO_HAVE_CGROUPS
+#define FIO_HAVE_FDATASYNC
+#define FIO_HAVE_FS_STAT
+#define FIO_HAVE_TRIM
+#define FIO_HAVE_BINJECT
+
+#ifdef SYNC_FILE_RANGE_WAIT_BEFORE
+#define FIO_HAVE_SYNC_FILE_RANGE
+#endif
 
 #define OS_MAP_ANON		MAP_ANONYMOUS
 
@@ -176,6 +188,10 @@ enum {
 #define BLKFLSBUF	_IO(0x12,97)
 #endif
 
+#ifndef BLKDISCARD
+#define BLKDISCARD	_IO(0x12,119)
+#endif
+
 static inline int blockdev_invalidate_cache(int fd)
 {
 	return ioctl(fd, BLKFLSBUF);
@@ -276,4 +292,31 @@ static inline int arch_cache_line_size(void)
 		return atoi(size);
 }
 
+static inline unsigned long long get_fs_size(const char *path)
+{
+	unsigned long long ret;
+	struct statfs s;
+
+	if (statfs(path, &s) < 0)
+		return -1ULL;
+
+	ret = s.f_bsize;
+	ret *= (unsigned long long) s.f_bfree;
+	return ret;
+}
+
+static inline int os_trim(int fd, unsigned long long start,
+			  unsigned long long len)
+{
+	uint64_t range[2];
+
+	range[0] = start;
+	range[1] = len;
+
+	if (!ioctl(fd, BLKDISCARD, range))
+		return 0;
+
+	return errno;
+}
+
 #endif