Messages in this thread | | | Date | Mon, 12 Jan 2009 22:21:09 +0100 | From | Sam Ravnborg <> | Subject | Re: wrong usage of __devexit_p and __exit_p |
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On Mon, Jan 12, 2009 at 09:55:20PM +0100, Uwe Kleine-König wrote: > Hello Sam, > > > > Did you check that this did not introduce any new Section mismatch warnings? > > > We have seen several __exit annotated functions that was used from __init > > > annotated code or even from normal code. > > > Thus the __exit annotation was wrong in these cases. > > I wrote in the commit logs, that the functions are only used as argument > > to __{dev,}exit_p. There are no direct calls. (IIRC there was only one > > exception that I checked manually.) > Actually the case I remembered here isn't part of the series. > > > I think the __{dev,}exit_p wrappers are only used to define remove > > callbacks, so there should be no harm. > In the meantime I checked this: > > ~/gsrc/linux-2.6$ git diff-tree -r linus/master expsec-master | cut -f 2 | xargs grep -h -E '__(dev)?exit_p' > .remove = __devexit_p(s3c_adc_remove), > .remove = __devexit_p(s3c_pwm_remove), > .remove = __devexit_p(virtblk_remove), > .remove = __devexit_p(virtrng_remove), > .remove = __devexit_p(stli_pciremove) > .remove = __devexit_p(hifn_remove), > .remove = __devexit_p(mpc85xx_pci_err_remove), > .remove = __devexit_p(mv64x60_pci_err_remove), > .remove = __devexit_p(max7301_remove), > .remove = __devexit_p(bbc_remove), > .remove = __devexit_p(grover_remove), > .remove = __exit_p(pxa_camera_remove), > .remove = __devexit_p(asic3_remove), > .remove = __devexit_p(ilo_remove), > .remove = __exit_p(mxcnd_remove), > .remove = __devexit_p(virtnet_remove), > .remove = __devexit_p(atp870u_remove), > .remove = __devexit_p(megaraid_detach_one), > .remove = __devexit_p(stex_remove), > .remove = __devexit_p(jsm_remove_one), > .remove = __devexit_p(sc26xx_driver_remove), > .remove = __devexit_p(spidev_remove), > .remove = __devexit_p(vhci_hcd_remove), > .remove = __devexit_p(virtballoon_remove), > > So in the patched files __(dev)?exit_p is only used to fill struct > members. Provided this is the only usage of the respective > functions---and I checked that---it doesn't make sense that they don't > live in .devexit.text (or .exit.text respectively). > > Does it make sence for you, too?
Yes - if I understood you correct.
You already convinced me with your first mail that you had checked that the functions was not used for anything else then the exit path.
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