Hi Jean, On Mon, 21 Feb 2011 10:58:58 +0100 Jean Delvare <khali@xxxxxxxxxxxx> wrote: > > On Mon, 21 Feb 2011 15:35:22 +1100, Stephen Rothwell wrote: > > Hi Jean, > > > > After merging the tip tree, today's linux-next build (powerpc > > ppc64_defconfig) produced these warnings: > > > > drivers/i2c/i2c-core.c: In function 'i2c_do_add_adapter': > > drivers/i2c/i2c-core.c:799: warning: 'attach_adapter' is deprecated (declared at include/linux/i2c.h:149) > > drivers/i2c/i2c-core.c:804: warning: 'attach_adapter' is deprecated (declared at include/linux/i2c.h:149) > > drivers/i2c/i2c-core.c: In function 'i2c_do_del_adapter': > > drivers/i2c/i2c-core.c:985: warning: 'detach_adapter' is deprecated (declared at include/linux/i2c.h:150) > > drivers/i2c/i2c-core.c:988: warning: 'detach_adapter' is deprecated (declared at include/linux/i2c.h:150) > > > > Introduced by commit 95529c656b97b08c7a92504f98650a229f03ae04 ("i2c: > > Deprecate i2c_driver.attach_adapter and .detach_adapter"). We normally > > fix up as many uses of an interface as possible before deprecating it ... > > These are the core locations where the deprecated callbacks are called. > Ideally they would _not_ emit warnings, are these are legitimate and > can't be removed before all drivers relying on these callbacks have > been fixed. If there is a way to silent these warnings, please let me > know, as I don't know of any. You could build just that file with -Wno-deprecated-declarations, or put the deprecated stuff into another file that is built with that flag. We did the latter with pci_find_device (see commit e8b553bf4b19c "PCI: disable pci_find_device warnings when deprecated pci functions are enabled"). -- Cheers, Stephen Rothwell sfr@xxxxxxxxxxxxxxxx http://www.canb.auug.org.au/~sfr/
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