On Wed, Apr 27, 2011 at 10:15:27PM +0200, Borislav Petkov wrote: > From: Sam Ravnborg <sam@xxxxxxxxxxxx> > > Building a kernel with "make W=1" produces far too much noise to be > useful. > > Divide the warning options in three groups: > > W=1 - warnings that may be relevant and does not occur too often > W=2 - warnings that occur quite often but may still be relevant > W=3 - the more obscure warnings, can most likely be ignored > > When building the whole kernel, those levels produce: > > W=1 - 4859 warnings > W=2 - 1394 warnings > W=3 - 86666 warnings > > respectively. Warnings have been counted with Geert's script at > > http://www.kernel.org/pub/linux/kernel/people/geert/linux-log/linux-log-summary.pl > > Many warnings occur from .h files so fixing one file may have a nice > effect on the total number of warnings. > > With these changes I am actually tempted to try W=1 now and then. > Previously there was just too much noise. > > Borislav: > > - make the W= levels exclusive > - move very noisy and making little sense for the kernel warnings to W=3 > - drop -Woverlength-strings due to useless warning message > - copy explanatory text for the different warning levels to 'make help' > - recount warnings per level > > Signed-off-by: Sam Ravnborg <sam@xxxxxxxxxxxx> > Signed-off-by: Borislav Petkov <bp@xxxxxxxxx> > Cc: Dave Jones <davej@xxxxxxxxxx> > Cc: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> Applied to kbuild-2.6.git#kbuild, thanks! Michal -- To unsubscribe from this list: send the line "unsubscribe linux-kbuild" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
