On 11/04/2015 07:21 AM, Eduardo Habkost wrote:
On Mon, Nov 02, 2015 at 05:13:13PM +0800, Xiao Guangrong wrote:
+size_t qemu_file_getlength(const char *file, Error **errp)
+    int64_t size;
+    return size;

Can you guarantee that SIZE_MAX >= INT64_MAX on all platforms supported
by QEMU?

Actually, this function is abstracted from the common function, raw_getlength(),
in raw-posix.c whose return value is int64_t.

And i think int64_t is large enough for block devices.

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