Hello Arnd, On (03/15/14 21:26), Arnd Bergmann wrote: > On Saturday 15 March 2014, Sergey Senozhatsky wrote: > > On (03/15/14 10:40), Arnd Bergmann wrote: > > > The zram driver uses the ERR_PTR macro defined in <linux/err.h> > > > and relies on this header to be included implicitly through > > > other headers, which is not (always) the case on the ARM architecture. > > > > > > > returned from zcomp ERR_PTR is checked and used in zram_drv.c, should > > in this case there also be inclusion of err.h in zram_drv.h? if so, it > > probably makes sense to move inclusion of err.h to zcomp.h, which is > > included both in zcomp.c and zram_drv.c > > > > The normal convention is to only include headers from other headers if > that is required by the contents of the header itself. > > Following the common conventions, it's better to include linux/err.h > in both zram_drv.c and zcomp.c, but not in zram_drv.h.
thanks. may I ask you to resend the patch with linux/err.h included in both zram_drv.c and zcomp.c? -ss > I didn't do that in my patch, because I only got a build error in > one of the two files. > > Arnd > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/