| Subject | Re: [PATCH 03/22] tools lib traceevent: Add traceevent_host_bigendian function | From | Namhyung Kim <> | Date | Fri, 22 Nov 2013 23:22:52 +0900 |
| |
2013-11-21 (목), 12:01 +0100, Jiri Olsa: > Adding traceevent_host_bigendian function to get host > endianity. It's used in following patches.
[SNIP] > +static inline int traceevent_host_bigendian(void) > +{ > + unsigned char str[] = { 0x1, 0x2, 0x3, 0x4 }; > + unsigned int *ptr; > + > + ptr = (unsigned int *)str; > + return *ptr == 0x01020304;
Is it safe for every architecture supported - especially ones that require stricter alignment? I know many architectures/compilers align stack but not sure doing this is safe for all architecture.
Thanks, Namhyung
-- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
|