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Add generic bdev_size function
[fio.git]
/
os
/
os.h
diff --git
a/os/os.h
b/os/os.h
index 10e796fbcbe3313d1faee845bc26d751645aa011..1afb4b227521e3846b087d401b7297201d45cbbb 100644
(file)
--- a/
os/os.h
+++ b/
os/os.h
@@
-106,4
+106,17
@@
static inline int os_cache_line_size(void)
#endif
}
+#ifdef FIO_USE_GENERIC_BDEV_SIZE
+static inline int blockdev_size(int fd, unsigned long long *bytes)
+{
+ off_t end = lseek(fd, 0, SEEK_END);
+
+ if (end < 0)
+ return errno;
+
+ *bytes = end;
+ return 0;
+}
+#endif
+
#endif